Patches contributed by Eötvös Lorand University
commit 1d5599e397dcc7c2300d200e66dad326d7dbac38
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:41 2006 -0800
[PATCH] sem2mutex: autofs4 wq_sem
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Ian Kent <raven@themaw.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h
index 385bed09b0d8..f54c5b21f876 100644
--- a/fs/autofs4/autofs_i.h
+++ b/fs/autofs4/autofs_i.h
@@ -13,6 +13,7 @@
/* Internal header file for autofs */
#include <linux/auto_fs4.h>
+#include <linux/mutex.h>
#include <linux/list.h>
/* This is the range of ioctl() numbers we claim as ours */
@@ -102,7 +103,7 @@ struct autofs_sb_info {
int reghost_enabled;
int needs_reghost;
struct super_block *sb;
- struct semaphore wq_sem;
+ struct mutex wq_mutex;
spinlock_t fs_lock;
struct autofs_wait_queue *queues; /* Wait queue pointer */
};
diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c
index 2d3082854a29..1ad98d48e550 100644
--- a/fs/autofs4/inode.c
+++ b/fs/autofs4/inode.c
@@ -269,7 +269,7 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
sbi->sb = s;
sbi->version = 0;
sbi->sub_version = 0;
- init_MUTEX(&sbi->wq_sem);
+ mutex_init(&sbi->wq_mutex);
spin_lock_init(&sbi->fs_lock);
sbi->queues = NULL;
s->s_blocksize = 1024;
diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c
index 394ff36ef8f1..be78e9378c03 100644
--- a/fs/autofs4/waitq.c
+++ b/fs/autofs4/waitq.c
@@ -178,7 +178,7 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry,
return -ENOENT;
}
- if (down_interruptible(&sbi->wq_sem)) {
+ if (mutex_lock_interruptible(&sbi->wq_mutex)) {
kfree(name);
return -EINTR;
}
@@ -194,7 +194,7 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry,
/* Can't wait for an expire if there's no mount */
if (notify == NFY_NONE && !d_mountpoint(dentry)) {
kfree(name);
- up(&sbi->wq_sem);
+ mutex_unlock(&sbi->wq_mutex);
return -ENOENT;
}
@@ -202,7 +202,7 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry,
wq = kmalloc(sizeof(struct autofs_wait_queue),GFP_KERNEL);
if ( !wq ) {
kfree(name);
- up(&sbi->wq_sem);
+ mutex_unlock(&sbi->wq_mutex);
return -ENOMEM;
}
@@ -218,10 +218,10 @@ int autofs4_wait(struct autofs_sb_info *sbi, struct dentry *dentry,
wq->status = -EINTR; /* Status return if interrupted */
atomic_set(&wq->wait_ctr, 2);
atomic_set(&wq->notified, 1);
- up(&sbi->wq_sem);
+ mutex_unlock(&sbi->wq_mutex);
} else {
atomic_inc(&wq->wait_ctr);
- up(&sbi->wq_sem);
+ mutex_unlock(&sbi->wq_mutex);
kfree(name);
DPRINTK("existing wait id = 0x%08lx, name = %.*s, nfy=%d",
(unsigned long) wq->wait_queue_token, wq->len, wq->name, notify);
@@ -282,19 +282,19 @@ int autofs4_wait_release(struct autofs_sb_info *sbi, autofs_wqt_t wait_queue_tok
{
struct autofs_wait_queue *wq, **wql;
- down(&sbi->wq_sem);
+ mutex_lock(&sbi->wq_mutex);
for ( wql = &sbi->queues ; (wq = *wql) != 0 ; wql = &wq->next ) {
if ( wq->wait_queue_token == wait_queue_token )
break;
}
if ( !wq ) {
- up(&sbi->wq_sem);
+ mutex_unlock(&sbi->wq_mutex);
return -EINVAL;
}
*wql = wq->next; /* Unlink from chain */
- up(&sbi->wq_sem);
+ mutex_unlock(&sbi->wq_mutex);
kfree(wq->name);
wq->name = NULL; /* Do not wait on this queue */
commit 1eb0d67007e75697a7b87e6b611be935a991395c
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:40 2006 -0800
[PATCH] sem2mutex: JFFS
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/jffs/inode-v23.c b/fs/jffs/inode-v23.c
index fc3855a1aef3..890d7ff7456d 100644
--- a/fs/jffs/inode-v23.c
+++ b/fs/jffs/inode-v23.c
@@ -42,7 +42,7 @@
#include <linux/quotaops.h>
#include <linux/highmem.h>
#include <linux/vfs.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include <asm/byteorder.h>
#include <asm/uaccess.h>
@@ -203,7 +203,7 @@ jffs_setattr(struct dentry *dentry, struct iattr *iattr)
fmc = c->fmc;
D3(printk (KERN_NOTICE "notify_change(): down biglock\n"));
- down(&fmc->biglock);
+ mutex_lock(&fmc->biglock);
f = jffs_find_file(c, inode->i_ino);
@@ -211,7 +211,7 @@ jffs_setattr(struct dentry *dentry, struct iattr *iattr)
printk("jffs_setattr(): Invalid inode number: %lu\n",
inode->i_ino);
D3(printk (KERN_NOTICE "notify_change(): up biglock\n"));
- up(&fmc->biglock);
+ mutex_unlock(&fmc->biglock);
res = -EINVAL;
goto out;
});
@@ -232,7 +232,7 @@ jffs_setattr(struct dentry *dentry, struct iattr *iattr)
if (!(new_node = jffs_alloc_node())) {
D(printk("jffs_setattr(): Allocation failed!\n"));
D3(printk (KERN_NOTICE "notify_change(): up biglock\n"));
- up(&fmc->biglock);
+ mutex_unlock(&fmc->biglock);
res = -ENOMEM;
goto out;
}
@@ -319,7 +319,7 @@ jffs_setattr(struct dentry *dentry, struct iattr *iattr)
D(printk("jffs_notify_change(): The write failed!\n"));
jffs_free_node(new_node);
D3(printk (KERN_NOTICE "n_c(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
goto out;
}
@@ -327,7 +327,7 @@ jffs_setattr(struct dentry *dentry, struct iattr *iattr)
mark_inode_dirty(inode);
D3(printk (KERN_NOTICE "n_c(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
out:
unlock_kernel();
return res;
@@ -461,7 +461,7 @@ jffs_rename(struct inode *old_dir, struct dentry *old_dentry,
goto jffs_rename_end;
}
D3(printk (KERN_NOTICE "rename(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
/* Create a node and initialize as much as needed. */
result = -ENOMEM;
if (!(node = jffs_alloc_node())) {
@@ -555,7 +555,7 @@ jffs_rename(struct inode *old_dir, struct dentry *old_dentry,
jffs_rename_end:
D3(printk (KERN_NOTICE "rename(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return result;
} /* jffs_rename() */
@@ -574,14 +574,14 @@ jffs_readdir(struct file *filp, void *dirent, filldir_t filldir)
int ddino;
lock_kernel();
D3(printk (KERN_NOTICE "readdir(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
D2(printk("jffs_readdir(): inode: 0x%p, filp: 0x%p\n", inode, filp));
if (filp->f_pos == 0) {
D3(printk("jffs_readdir(): \".\" %lu\n", inode->i_ino));
if (filldir(dirent, ".", 1, filp->f_pos, inode->i_ino, DT_DIR) < 0) {
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return 0;
}
@@ -598,7 +598,7 @@ jffs_readdir(struct file *filp, void *dirent, filldir_t filldir)
D3(printk("jffs_readdir(): \"..\" %u\n", ddino));
if (filldir(dirent, "..", 2, filp->f_pos, ddino, DT_DIR) < 0) {
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return 0;
}
@@ -617,7 +617,7 @@ jffs_readdir(struct file *filp, void *dirent, filldir_t filldir)
if (filldir(dirent, f->name, f->nsize,
filp->f_pos , f->ino, DT_UNKNOWN) < 0) {
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return 0;
}
@@ -627,7 +627,7 @@ jffs_readdir(struct file *filp, void *dirent, filldir_t filldir)
} while(f && f->deleted);
}
D3(printk (KERN_NOTICE "readdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return filp->f_pos;
} /* jffs_readdir() */
@@ -660,7 +660,7 @@ jffs_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
});
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
r = -ENAMETOOLONG;
if (len > JFFS_MAX_NAME_LEN) {
@@ -683,31 +683,31 @@ jffs_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
if ((len == 1) && (name[0] == '.')) {
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (!(inode = iget(dir->i_sb, d->ino))) {
D(printk("jffs_lookup(): . iget() ==> NULL\n"));
goto jffs_lookup_end_no_biglock;
}
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
} else if ((len == 2) && (name[0] == '.') && (name[1] == '.')) {
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (!(inode = iget(dir->i_sb, d->pino))) {
D(printk("jffs_lookup(): .. iget() ==> NULL\n"));
goto jffs_lookup_end_no_biglock;
}
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
} else if ((f = jffs_find_child(d, name, len))) {
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (!(inode = iget(dir->i_sb, f->ino))) {
D(printk("jffs_lookup(): iget() ==> NULL\n"));
goto jffs_lookup_end_no_biglock;
}
D3(printk (KERN_NOTICE "lookup(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
} else {
D3(printk("jffs_lookup(): Couldn't find the file. "
"f = 0x%p, name = \"%s\", d = 0x%p, d->ino = %u\n",
@@ -717,13 +717,13 @@ jffs_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
d_add(dentry, inode);
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return NULL;
jffs_lookup_end:
D3(printk (KERN_NOTICE "lookup(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
jffs_lookup_end_no_biglock:
unlock_kernel();
@@ -753,7 +753,7 @@ jffs_do_readpage_nolock(struct file *file, struct page *page)
ClearPageError(page);
D3(printk (KERN_NOTICE "readpage(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
read_len = 0;
result = 0;
@@ -782,7 +782,7 @@ jffs_do_readpage_nolock(struct file *file, struct page *page)
kunmap(page);
D3(printk (KERN_NOTICE "readpage(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
if (result) {
SetPageError(page);
@@ -839,7 +839,7 @@ jffs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
c = dir_f->c;
D3(printk (KERN_NOTICE "mkdir(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
dir_mode = S_IFDIR | (mode & (S_IRWXUGO|S_ISVTX)
& ~current->fs->umask);
@@ -906,7 +906,7 @@ jffs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
result = 0;
jffs_mkdir_end:
D3(printk (KERN_NOTICE "mkdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return result;
} /* jffs_mkdir() */
@@ -921,10 +921,10 @@ jffs_rmdir(struct inode *dir, struct dentry *dentry)
D3(printk("***jffs_rmdir()\n"));
D3(printk (KERN_NOTICE "rmdir(): down biglock\n"));
lock_kernel();
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
ret = jffs_remove(dir, dentry, S_IFDIR);
D3(printk (KERN_NOTICE "rmdir(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return ret;
}
@@ -940,10 +940,10 @@ jffs_unlink(struct inode *dir, struct dentry *dentry)
lock_kernel();
D3(printk("***jffs_unlink()\n"));
D3(printk (KERN_NOTICE "unlink(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
ret = jffs_remove(dir, dentry, 0);
D3(printk (KERN_NOTICE "unlink(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return ret;
}
@@ -1086,7 +1086,7 @@ jffs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t rdev)
c = dir_f->c;
D3(printk (KERN_NOTICE "mknod(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
/* Create and initialize a new node. */
if (!(node = jffs_alloc_node())) {
@@ -1152,7 +1152,7 @@ jffs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t rdev)
jffs_mknod_end:
D3(printk (KERN_NOTICE "mknod(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return result;
} /* jffs_mknod() */
@@ -1203,7 +1203,7 @@ jffs_symlink(struct inode *dir, struct dentry *dentry, const char *symname)
return -ENOMEM;
}
D3(printk (KERN_NOTICE "symlink(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
node->data_offset = 0;
node->removed_size = 0;
@@ -1253,7 +1253,7 @@ jffs_symlink(struct inode *dir, struct dentry *dentry, const char *symname)
d_instantiate(dentry, inode);
jffs_symlink_end:
D3(printk (KERN_NOTICE "symlink(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return err;
} /* jffs_symlink() */
@@ -1306,7 +1306,7 @@ jffs_create(struct inode *dir, struct dentry *dentry, int mode,
return -ENOMEM;
}
D3(printk (KERN_NOTICE "create(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
node->data_offset = 0;
node->removed_size = 0;
@@ -1359,7 +1359,7 @@ jffs_create(struct inode *dir, struct dentry *dentry, int mode,
d_instantiate(dentry, inode);
jffs_create_end:
D3(printk (KERN_NOTICE "create(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
unlock_kernel();
return err;
} /* jffs_create() */
@@ -1423,7 +1423,7 @@ jffs_file_write(struct file *filp, const char *buf, size_t count,
thiscount = min(c->fmc->max_chunk_size - sizeof(struct jffs_raw_inode), count);
D3(printk (KERN_NOTICE "file_write(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
/* Urgh. POSIX says we can do short writes if we feel like it.
* In practice, we can't. Nothing will cope. So we loop until
@@ -1511,7 +1511,7 @@ jffs_file_write(struct file *filp, const char *buf, size_t count,
}
out:
D3(printk (KERN_NOTICE "file_write(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
/* Fix things in the real inode. */
if (pos > inode->i_size) {
@@ -1567,7 +1567,7 @@ jffs_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
return -EIO;
}
D3(printk (KERN_NOTICE "ioctl(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
switch (cmd) {
case JFFS_PRINT_HASH:
@@ -1609,7 +1609,7 @@ jffs_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
ret = -ENOTTY;
}
D3(printk (KERN_NOTICE "ioctl(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
return ret;
} /* jffs_ioctl() */
@@ -1685,12 +1685,12 @@ jffs_read_inode(struct inode *inode)
}
c = (struct jffs_control *)inode->i_sb->s_fs_info;
D3(printk (KERN_NOTICE "read_inode(): down biglock\n"));
- down(&c->fmc->biglock);
+ mutex_lock(&c->fmc->biglock);
if (!(f = jffs_find_file(c, inode->i_ino))) {
D(printk("jffs_read_inode(): No such inode (%lu).\n",
inode->i_ino));
D3(printk (KERN_NOTICE "read_inode(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
return;
}
inode->u.generic_ip = (void *)f;
@@ -1732,7 +1732,7 @@ jffs_read_inode(struct inode *inode)
}
D3(printk (KERN_NOTICE "read_inode(): up biglock\n"));
- up(&c->fmc->biglock);
+ mutex_unlock(&c->fmc->biglock);
}
diff --git a/fs/jffs/intrep.c b/fs/jffs/intrep.c
index ce7b54b0b2b7..0ef207dfaf6f 100644
--- a/fs/jffs/intrep.c
+++ b/fs/jffs/intrep.c
@@ -62,7 +62,7 @@
#include <linux/fs.h>
#include <linux/stat.h>
#include <linux/pagemap.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
#include <asm/byteorder.h>
#include <linux/smp_lock.h>
#include <linux/time.h>
@@ -3416,7 +3416,7 @@ jffs_garbage_collect_thread(void *ptr)
D1(printk (KERN_NOTICE "jffs_garbage_collect_thread(): collecting.\n"));
D3(printk (KERN_NOTICE "g_c_thread(): down biglock\n"));
- down(&fmc->biglock);
+ mutex_lock(&fmc->biglock);
D1(printk("***jffs_garbage_collect_thread(): round #%u, "
"fmc->dirty_size = %u\n", i++, fmc->dirty_size));
@@ -3447,6 +3447,6 @@ jffs_garbage_collect_thread(void *ptr)
gc_end:
D3(printk (KERN_NOTICE "g_c_thread(): up biglock\n"));
- up(&fmc->biglock);
+ mutex_unlock(&fmc->biglock);
} /* for (;;) */
} /* jffs_garbage_collect_thread() */
diff --git a/fs/jffs/jffs_fm.c b/fs/jffs/jffs_fm.c
index 6da13b309bd1..7d8ca1aeace2 100644
--- a/fs/jffs/jffs_fm.c
+++ b/fs/jffs/jffs_fm.c
@@ -139,7 +139,7 @@ jffs_build_begin(struct jffs_control *c, int unit)
fmc->tail = NULL;
fmc->head_extra = NULL;
fmc->tail_extra = NULL;
- init_MUTEX(&fmc->biglock);
+ mutex_init(&fmc->biglock);
return fmc;
}
diff --git a/fs/jffs/jffs_fm.h b/fs/jffs/jffs_fm.h
index f64151e74122..c794d923df2a 100644
--- a/fs/jffs/jffs_fm.h
+++ b/fs/jffs/jffs_fm.h
@@ -20,10 +20,11 @@
#ifndef __LINUX_JFFS_FM_H__
#define __LINUX_JFFS_FM_H__
+#include <linux/config.h>
#include <linux/types.h>
#include <linux/jffs.h>
#include <linux/mtd/mtd.h>
-#include <linux/config.h>
+#include <linux/mutex.h>
/* The alignment between two nodes in the flash memory. */
#define JFFS_ALIGN_SIZE 4
@@ -97,7 +98,7 @@ struct jffs_fmcontrol
struct jffs_fm *tail;
struct jffs_fm *head_extra;
struct jffs_fm *tail_extra;
- struct semaphore biglock;
+ struct mutex biglock;
};
/* Notice the two members head_extra and tail_extra in the jffs_control
commit 910f5d202ce39cc78de1bbb679285a3167de9fb2
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:39 2006 -0800
[PATCH] sem2mutex: sound/oss/
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/sound/oss/aci.c b/sound/oss/aci.c
index 3928c2802cc4..3bfac375dbdb 100644
--- a/sound/oss/aci.c
+++ b/sound/oss/aci.c
@@ -56,7 +56,8 @@
#include <linux/module.h>
#include <linux/proc_fs.h>
#include <linux/slab.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/uaccess.h>
#include "sound_config.h"
@@ -79,7 +80,7 @@ static int aci_micpreamp=3; /* microphone preamp-level that can't be *
* checked with ACI versions prior to 0xb0 */
static int mixer_device;
-static struct semaphore aci_sem;
+static struct mutex aci_mutex;
#ifdef MODULE
static int reset;
@@ -212,7 +213,7 @@ int aci_rw_cmd(int write1, int write2, int write3)
int write[] = {write1, write2, write3};
int read = -EINTR, i;
- if (down_interruptible(&aci_sem))
+ if (mutex_lock_interruptible(&aci_mutex))
goto out;
for (i=0; i<3; i++) {
@@ -227,7 +228,7 @@ int aci_rw_cmd(int write1, int write2, int write3)
}
read = aci_rawread();
-out_up: up(&aci_sem);
+out_up: mutex_unlock(&aci_mutex);
out: return read;
}
@@ -603,7 +604,7 @@ static int __init attach_aci(void)
char *boardname;
int i, rc = -EBUSY;
- init_MUTEX(&aci_sem);
+ mutex_init(&aci_mutex);
outb(0xE3, 0xf8f); /* Write MAD16 password */
aci_port = (inb(0xf90) & 0x10) ?
diff --git a/sound/oss/ad1889.c b/sound/oss/ad1889.c
index a0d73f343100..54dabf862802 100644
--- a/sound/oss/ad1889.c
+++ b/sound/oss/ad1889.c
@@ -38,6 +38,7 @@
#include <linux/ac97_codec.h>
#include <linux/sound.h>
#include <linux/interrupt.h>
+#include <linux/mutex.h>
#include <asm/delay.h>
#include <asm/io.h>
@@ -238,7 +239,7 @@ static ad1889_dev_t *ad1889_alloc_dev(struct pci_dev *pci)
for (i = 0; i < AD_MAX_STATES; i++) {
dev->state[i].card = dev;
- init_MUTEX(&dev->state[i].sem);
+ mutex_init(&dev->state[i].mutex);
init_waitqueue_head(&dev->state[i].dmabuf.wait);
}
@@ -461,7 +462,7 @@ static ssize_t ad1889_write(struct file *file, const char __user *buffer, size_t
ssize_t ret = 0;
DECLARE_WAITQUEUE(wait, current);
- down(&state->sem);
+ mutex_lock(&state->mutex);
#if 0
if (dmabuf->mapped) {
ret = -ENXIO;
@@ -546,7 +547,7 @@ static ssize_t ad1889_write(struct file *file, const char __user *buffer, size_t
err2:
remove_wait_queue(&state->dmabuf.wait, &wait);
err1:
- up(&state->sem);
+ mutex_unlock(&state->mutex);
return ret;
}
diff --git a/sound/oss/ad1889.h b/sound/oss/ad1889.h
index e04affce1dd1..861b3213f30b 100644
--- a/sound/oss/ad1889.h
+++ b/sound/oss/ad1889.h
@@ -100,7 +100,7 @@ typedef struct ad1889_state {
unsigned int subdivision;
} dmabuf;
- struct semaphore sem;
+ struct mutex mutex;
} ad1889_state_t;
typedef struct ad1889_dev {
diff --git a/sound/oss/ali5455.c b/sound/oss/ali5455.c
index 9c9e6c0410f2..62bb936b1f3d 100644
--- a/sound/oss/ali5455.c
+++ b/sound/oss/ali5455.c
@@ -64,6 +64,8 @@
#include <linux/smp_lock.h>
#include <linux/ac97_codec.h>
#include <linux/interrupt.h>
+#include <linux/mutex.h>
+
#include <asm/uaccess.h>
#ifndef PCI_DEVICE_ID_ALI_5455
@@ -234,7 +236,7 @@ struct ali_state {
struct ali_card *card; /* Card info */
/* single open lock mechanism, only used for recording */
- struct semaphore open_sem;
+ struct mutex open_mutex;
wait_queue_head_t open_wait;
/* file mode */
@@ -2807,7 +2809,7 @@ static int ali_open(struct inode *inode, struct file *file)
state->card = card;
state->magic = ALI5455_STATE_MAGIC;
init_waitqueue_head(&dmabuf->wait);
- init_MUTEX(&state->open_sem);
+ mutex_init(&state->open_mutex);
file->private_data = state;
dmabuf->trigger = 0;
/* allocate hardware channels */
@@ -3359,7 +3361,7 @@ static void __devinit ali_configure_clocking(void)
state->card = card;
state->magic = ALI5455_STATE_MAGIC;
init_waitqueue_head(&dmabuf->wait);
- init_MUTEX(&state->open_sem);
+ mutex_init(&state->open_mutex);
dmabuf->fmt = ALI5455_FMT_STEREO | ALI5455_FMT_16BIT;
dmabuf->trigger = PCM_ENABLE_OUTPUT;
ali_set_dac_rate(state, 48000);
diff --git a/sound/oss/au1000.c b/sound/oss/au1000.c
index c407de86cbb6..fe54de25aafc 100644
--- a/sound/oss/au1000.c
+++ b/sound/oss/au1000.c
@@ -68,6 +68,8 @@
#include <linux/smp_lock.h>
#include <linux/ac97_codec.h>
#include <linux/interrupt.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/mach-au1x00/au1000.h>
@@ -120,8 +122,8 @@ struct au1000_state {
int no_vra; // do not use VRA
spinlock_t lock;
- struct semaphore open_sem;
- struct semaphore sem;
+ struct mutex open_mutex;
+ struct mutex sem;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -1106,7 +1108,7 @@ static ssize_t au1000_read(struct file *file, char *buffer,
count *= db->cnt_factor;
- down(&s->sem);
+ mutex_lock(&s->sem);
add_wait_queue(&db->wait, &wait);
while (count > 0) {
@@ -1125,14 +1127,14 @@ static ssize_t au1000_read(struct file *file, char *buffer,
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->sem);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out2;
}
- down(&s->sem);
+ mutex_lock(&s->sem);
}
} while (avail <= 0);
@@ -1159,7 +1161,7 @@ static ssize_t au1000_read(struct file *file, char *buffer,
} // while (count > 0)
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
out2:
remove_wait_queue(&db->wait, &wait);
set_current_state(TASK_RUNNING);
@@ -1187,7 +1189,7 @@ static ssize_t au1000_write(struct file *file, const char *buffer,
count *= db->cnt_factor;
- down(&s->sem);
+ mutex_lock(&s->sem);
add_wait_queue(&db->wait, &wait);
while (count > 0) {
@@ -1204,14 +1206,14 @@ static ssize_t au1000_write(struct file *file, const char *buffer,
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->sem);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out2;
}
- down(&s->sem);
+ mutex_lock(&s->sem);
}
} while (avail <= 0);
@@ -1240,7 +1242,7 @@ static ssize_t au1000_write(struct file *file, const char *buffer,
} // while (count > 0)
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
out2:
remove_wait_queue(&db->wait, &wait);
set_current_state(TASK_RUNNING);
@@ -1298,7 +1300,7 @@ static int au1000_mmap(struct file *file, struct vm_area_struct *vma)
dbg("%s", __FUNCTION__);
lock_kernel();
- down(&s->sem);
+ mutex_lock(&s->sem);
if (vma->vm_flags & VM_WRITE)
db = &s->dma_dac;
else if (vma->vm_flags & VM_READ)
@@ -1324,7 +1326,7 @@ static int au1000_mmap(struct file *file, struct vm_area_struct *vma)
vma->vm_flags &= ~VM_IO;
db->mapped = 1;
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
unlock_kernel();
return ret;
}
@@ -1829,21 +1831,21 @@ static int au1000_open(struct inode *inode, struct file *file)
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
stop_dac(s);
@@ -1879,8 +1881,8 @@ static int au1000_open(struct inode *inode, struct file *file)
}
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
- init_MUTEX(&s->sem);
+ mutex_unlock(&s->open_mutex);
+ mutex_init(&s->sem);
return nonseekable_open(inode, file);
}
@@ -1896,7 +1898,7 @@ static int au1000_release(struct inode *inode, struct file *file)
lock_kernel();
}
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
dealloc_dmabuf(s, &s->dma_dac);
@@ -1906,7 +1908,7 @@ static int au1000_release(struct inode *inode, struct file *file)
dealloc_dmabuf(s, &s->dma_adc);
}
s->open_mode &= ((~file->f_mode) & (FMODE_READ|FMODE_WRITE));
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -1996,7 +1998,7 @@ static int __devinit au1000_probe(void)
init_waitqueue_head(&s->dma_adc.wait);
init_waitqueue_head(&s->dma_dac.wait);
init_waitqueue_head(&s->open_wait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->codec.private_data = s;
s->codec.id = 0;
diff --git a/sound/oss/au1550_ac97.c b/sound/oss/au1550_ac97.c
index bdee0502f3e2..6a4956b8025d 100644
--- a/sound/oss/au1550_ac97.c
+++ b/sound/oss/au1550_ac97.c
@@ -52,6 +52,8 @@
#include <linux/spinlock.h>
#include <linux/smp_lock.h>
#include <linux/ac97_codec.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/hardirq.h>
@@ -90,8 +92,8 @@ static struct au1550_state {
int no_vra; /* do not use VRA */
spinlock_t lock;
- struct semaphore open_sem;
- struct semaphore sem;
+ struct mutex open_mutex;
+ struct mutex sem;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -1044,7 +1046,7 @@ au1550_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
count *= db->cnt_factor;
- down(&s->sem);
+ mutex_lock(&s->sem);
add_wait_queue(&db->wait, &wait);
while (count > 0) {
@@ -1064,14 +1066,14 @@ au1550_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->sem);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out2;
}
- down(&s->sem);
+ mutex_lock(&s->sem);
}
} while (avail <= 0);
@@ -1099,7 +1101,7 @@ au1550_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
} /* while (count > 0) */
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
out2:
remove_wait_queue(&db->wait, &wait);
set_current_state(TASK_RUNNING);
@@ -1125,7 +1127,7 @@ au1550_write(struct file *file, const char *buffer, size_t count, loff_t * ppos)
count *= db->cnt_factor;
- down(&s->sem);
+ mutex_lock(&s->sem);
add_wait_queue(&db->wait, &wait);
while (count > 0) {
@@ -1143,14 +1145,14 @@ au1550_write(struct file *file, const char *buffer, size_t count, loff_t * ppos)
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->sem);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out2;
}
- down(&s->sem);
+ mutex_lock(&s->sem);
}
} while (avail <= 0);
@@ -1196,7 +1198,7 @@ au1550_write(struct file *file, const char *buffer, size_t count, loff_t * ppos)
} /* while (count > 0) */
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
out2:
remove_wait_queue(&db->wait, &wait);
set_current_state(TASK_RUNNING);
@@ -1253,7 +1255,7 @@ au1550_mmap(struct file *file, struct vm_area_struct *vma)
int ret = 0;
lock_kernel();
- down(&s->sem);
+ mutex_lock(&s->sem);
if (vma->vm_flags & VM_WRITE)
db = &s->dma_dac;
else if (vma->vm_flags & VM_READ)
@@ -1279,7 +1281,7 @@ au1550_mmap(struct file *file, struct vm_area_struct *vma)
vma->vm_flags &= ~VM_IO;
db->mapped = 1;
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
unlock_kernel();
return ret;
}
@@ -1790,21 +1792,21 @@ au1550_open(struct inode *inode, struct file *file)
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
stop_dac(s);
@@ -1840,8 +1842,8 @@ au1550_open(struct inode *inode, struct file *file)
}
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
- init_MUTEX(&s->sem);
+ mutex_unlock(&s->open_mutex);
+ mutex_init(&s->sem);
return 0;
}
@@ -1858,7 +1860,7 @@ au1550_release(struct inode *inode, struct file *file)
lock_kernel();
}
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
kfree(s->dma_dac.rawbuf);
@@ -1870,7 +1872,7 @@ au1550_release(struct inode *inode, struct file *file)
s->dma_adc.rawbuf = NULL;
}
s->open_mode &= ((~file->f_mode) & (FMODE_READ|FMODE_WRITE));
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -1902,7 +1904,7 @@ au1550_probe(void)
init_waitqueue_head(&s->dma_adc.wait);
init_waitqueue_head(&s->dma_dac.wait);
init_waitqueue_head(&s->open_wait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->codec = ac97_alloc_codec();
diff --git a/sound/oss/btaudio.c b/sound/oss/btaudio.c
index 4007a5680acb..bfe3b534ef30 100644
--- a/sound/oss/btaudio.c
+++ b/sound/oss/btaudio.c
@@ -32,6 +32,8 @@
#include <linux/soundcard.h>
#include <linux/slab.h>
#include <linux/kdev_t.h>
+#include <linux/mutex.h>
+
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -108,7 +110,7 @@ struct btaudio {
/* locking */
int users;
- struct semaphore lock;
+ struct mutex lock;
/* risc instructions */
unsigned int risc_size;
@@ -440,7 +442,7 @@ static struct file_operations btaudio_mixer_fops = {
static int btaudio_dsp_open(struct inode *inode, struct file *file,
struct btaudio *bta, int analog)
{
- down(&bta->lock);
+ mutex_lock(&bta->lock);
if (bta->users)
goto busy;
bta->users++;
@@ -452,11 +454,11 @@ static int btaudio_dsp_open(struct inode *inode, struct file *file,
bta->read_count = 0;
bta->sampleshift = 0;
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
return 0;
busy:
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
return -EBUSY;
}
@@ -496,11 +498,11 @@ static int btaudio_dsp_release(struct inode *inode, struct file *file)
{
struct btaudio *bta = file->private_data;
- down(&bta->lock);
+ mutex_lock(&bta->lock);
if (bta->recording)
stop_recording(bta);
bta->users--;
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
return 0;
}
@@ -513,7 +515,7 @@ static ssize_t btaudio_dsp_read(struct file *file, char __user *buffer,
DECLARE_WAITQUEUE(wait, current);
add_wait_queue(&bta->readq, &wait);
- down(&bta->lock);
+ mutex_lock(&bta->lock);
while (swcount > 0) {
if (0 == bta->read_count) {
if (!bta->recording) {
@@ -528,10 +530,10 @@ static ssize_t btaudio_dsp_read(struct file *file, char __user *buffer,
ret = -EAGAIN;
break;
}
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
current->state = TASK_INTERRUPTIBLE;
schedule();
- down(&bta->lock);
+ mutex_lock(&bta->lock);
if(signal_pending(current)) {
if (0 == ret)
ret = -EINTR;
@@ -604,7 +606,7 @@ static ssize_t btaudio_dsp_read(struct file *file, char __user *buffer,
if (bta->read_offset == bta->buf_size)
bta->read_offset = 0;
}
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
remove_wait_queue(&bta->readq, &wait);
current->state = TASK_RUNNING;
return ret;
@@ -651,10 +653,10 @@ static int btaudio_dsp_ioctl(struct inode *inode, struct file *file,
bta->decimation = 0;
}
if (bta->recording) {
- down(&bta->lock);
+ mutex_lock(&bta->lock);
stop_recording(bta);
start_recording(bta);
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
}
/* fall through */
case SOUND_PCM_READ_RATE:
@@ -716,10 +718,10 @@ static int btaudio_dsp_ioctl(struct inode *inode, struct file *file,
else
bta->bits = 16;
if (bta->recording) {
- down(&bta->lock);
+ mutex_lock(&bta->lock);
stop_recording(bta);
start_recording(bta);
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
}
}
if (debug)
@@ -736,9 +738,9 @@ static int btaudio_dsp_ioctl(struct inode *inode, struct file *file,
case SNDCTL_DSP_RESET:
if (bta->recording) {
- down(&bta->lock);
+ mutex_lock(&bta->lock);
stop_recording(bta);
- up(&bta->lock);
+ mutex_unlock(&bta->lock);
}
return 0;
case SNDCTL_DSP_GETBLKSIZE:
@@ -941,7 +943,7 @@ static int __devinit btaudio_probe(struct pci_dev *pci_dev,
if (rate)
bta->rate = rate;
- init_MUTEX(&bta->lock);
+ mutex_init(&bta->lock);
init_waitqueue_head(&bta->readq);
if (-1 != latency) {
diff --git a/sound/oss/cmpci.c b/sound/oss/cmpci.c
index 7cfbb08db537..1fbd5137f6d7 100644
--- a/sound/oss/cmpci.c
+++ b/sound/oss/cmpci.c
@@ -138,6 +138,8 @@
#endif
#ifdef CONFIG_SOUND_CMPCI_JOYSTICK
#include <linux/gameport.h>
+#include <linux/mutex.h>
+
#endif
/* --------------------------------------------------------------------- */
@@ -392,7 +394,7 @@ struct cm_state {
unsigned char fmt, enable;
spinlock_t lock;
- struct semaphore open_sem;
+ struct mutex open_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -2825,21 +2827,21 @@ static int cm_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
if (file->f_mode & FMODE_READ) {
s->status &= ~DO_BIGENDIAN_R;
@@ -2867,7 +2869,7 @@ static int cm_open(struct inode *inode, struct file *file)
}
set_fmt(s, fmtm, fmts);
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2879,7 +2881,7 @@ static int cm_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
@@ -2903,7 +2905,7 @@ static int cm_release(struct inode *inode, struct file *file)
s->status &= ~DO_BIGENDIAN_R;
}
s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -3080,7 +3082,7 @@ static int __devinit cm_probe(struct pci_dev *pcidev, const struct pci_device_id
init_waitqueue_head(&s->dma_adc.wait);
init_waitqueue_head(&s->dma_dac.wait);
init_waitqueue_head(&s->open_wait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->magic = CM_MAGIC;
s->dev = pcidev;
diff --git a/sound/oss/cs46xx.c b/sound/oss/cs46xx.c
index 58e25c82eaf2..53881bc91bba 100644
--- a/sound/oss/cs46xx.c
+++ b/sound/oss/cs46xx.c
@@ -90,6 +90,7 @@
#include <linux/init.h>
#include <linux/poll.h>
#include <linux/ac97_codec.h>
+#include <linux/mutex.h>
#include <asm/io.h>
#include <asm/dma.h>
@@ -238,7 +239,7 @@ struct cs_state {
struct cs_card *card; /* Card info */
/* single open lock mechanism, only used for recording */
- struct semaphore open_sem;
+ struct mutex open_mutex;
wait_queue_head_t open_wait;
/* file mode */
@@ -297,7 +298,7 @@ struct cs_state {
unsigned subdivision;
} dmabuf;
/* Guard against mmap/write/read races */
- struct semaphore sem;
+ struct mutex sem;
};
struct cs_card {
@@ -375,7 +376,7 @@ struct cs_card {
unsigned char ibuf[CS_MIDIINBUF];
unsigned char obuf[CS_MIDIOUTBUF];
mode_t open_mode;
- struct semaphore open_sem;
+ struct mutex open_mutex;
} midi;
struct cs46xx_pm pm;
};
@@ -1428,9 +1429,9 @@ static int prog_dmabuf(struct cs_state *state)
{
int ret;
- down(&state->sem);
+ mutex_lock(&state->sem);
ret = __prog_dmabuf(state);
- up(&state->sem);
+ mutex_unlock(&state->sem);
return ret;
}
@@ -1831,17 +1832,17 @@ static int cs_midi_open(struct inode *inode, struct file *file)
file->private_data = card;
/* wait for device to become free */
- down(&card->midi.open_sem);
+ mutex_lock(&card->midi.open_mutex);
while (card->midi.open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&card->midi.open_sem);
+ mutex_unlock(&card->midi.open_mutex);
return -EBUSY;
}
- up(&card->midi.open_sem);
+ mutex_unlock(&card->midi.open_mutex);
interruptible_sleep_on(&card->midi.open_wait);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&card->midi.open_sem);
+ mutex_lock(&card->midi.open_mutex);
}
spin_lock_irqsave(&card->midi.lock, flags);
if (!(card->midi.open_mode & (FMODE_READ | FMODE_WRITE))) {
@@ -1859,7 +1860,7 @@ static int cs_midi_open(struct inode *inode, struct file *file)
}
spin_unlock_irqrestore(&card->midi.lock, flags);
card->midi.open_mode |= (file->f_mode & (FMODE_READ | FMODE_WRITE));
- up(&card->midi.open_sem);
+ mutex_unlock(&card->midi.open_mutex);
return 0;
}
@@ -1891,9 +1892,9 @@ static int cs_midi_release(struct inode *inode, struct file *file)
remove_wait_queue(&card->midi.owait, &wait);
current->state = TASK_RUNNING;
}
- down(&card->midi.open_sem);
+ mutex_lock(&card->midi.open_mutex);
card->midi.open_mode &= (~(file->f_mode & (FMODE_READ | FMODE_WRITE)));
- up(&card->midi.open_sem);
+ mutex_unlock(&card->midi.open_mutex);
wake_up(&card->midi.open_wait);
return 0;
}
@@ -2081,7 +2082,7 @@ static ssize_t cs_read(struct file *file, char __user *buffer, size_t count, lof
if (!access_ok(VERIFY_WRITE, buffer, count))
return -EFAULT;
- down(&state->sem);
+ mutex_lock(&state->sem);
if (!dmabuf->ready && (ret = __prog_dmabuf(state)))
goto out2;
@@ -2114,13 +2115,13 @@ static ssize_t cs_read(struct file *file, char __user *buffer, size_t count, lof
if (!ret) ret = -EAGAIN;
goto out;
}
- up(&state->sem);
+ mutex_unlock(&state->sem);
schedule();
if (signal_pending(current)) {
if(!ret) ret = -ERESTARTSYS;
goto out;
}
- down(&state->sem);
+ mutex_lock(&state->sem);
if (dmabuf->mapped)
{
if(!ret)
@@ -2155,7 +2156,7 @@ static ssize_t cs_read(struct file *file, char __user *buffer, size_t count, lof
out:
remove_wait_queue(&state->dmabuf.wait, &wait);
out2:
- up(&state->sem);
+ mutex_unlock(&state->sem);
set_current_state(TASK_RUNNING);
CS_DBGOUT(CS_WAVE_READ | CS_FUNCTION, 4,
printk("cs46xx: cs_read()- %zd\n",ret) );
@@ -2184,7 +2185,7 @@ static ssize_t cs_write(struct file *file, const char __user *buffer, size_t cou
return -EFAULT;
dmabuf = &state->dmabuf;
- down(&state->sem);
+ mutex_lock(&state->sem);
if (dmabuf->mapped)
{
ret = -ENXIO;
@@ -2240,13 +2241,13 @@ static ssize_t cs_write(struct file *file, const char __user *buffer, size_t cou
if (!ret) ret = -EAGAIN;
goto out;
}
- up(&state->sem);
+ mutex_unlock(&state->sem);
schedule();
if (signal_pending(current)) {
if(!ret) ret = -ERESTARTSYS;
goto out;
}
- down(&state->sem);
+ mutex_lock(&state->sem);
if (dmabuf->mapped)
{
if(!ret)
@@ -2278,7 +2279,7 @@ static ssize_t cs_write(struct file *file, const char __user *buffer, size_t cou
start_dac(state);
}
out:
- up(&state->sem);
+ mutex_unlock(&state->sem);
remove_wait_queue(&state->dmabuf.wait, &wait);
set_current_state(TASK_RUNNING);
@@ -2411,7 +2412,7 @@ static int cs_mmap(struct file *file, struct vm_area_struct *vma)
goto out;
}
- down(&state->sem);
+ mutex_lock(&state->sem);
dmabuf = &state->dmabuf;
if (cs4x_pgoff(vma) != 0)
{
@@ -2438,7 +2439,7 @@ static int cs_mmap(struct file *file, struct vm_area_struct *vma)
CS_DBGOUT(CS_FUNCTION, 2, printk("cs46xx: cs_mmap()-\n") );
out:
- up(&state->sem);
+ mutex_unlock(&state->sem);
return ret;
}
@@ -3200,7 +3201,7 @@ static int cs_open(struct inode *inode, struct file *file)
if (state == NULL)
return -ENOMEM;
memset(state, 0, sizeof(struct cs_state));
- init_MUTEX(&state->sem);
+ mutex_init(&state->sem);
dmabuf = &state->dmabuf;
dmabuf->pbuf = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
if(dmabuf->pbuf==NULL)
@@ -3241,10 +3242,10 @@ static int cs_open(struct inode *inode, struct file *file)
state->virt = 0;
state->magic = CS_STATE_MAGIC;
init_waitqueue_head(&dmabuf->wait);
- init_MUTEX(&state->open_sem);
+ mutex_init(&state->open_mutex);
file->private_data = card;
- down(&state->open_sem);
+ mutex_lock(&state->open_mutex);
/* set default sample format. According to OSS Programmer's Guide /dev/dsp
should be default to unsigned 8-bits, mono, with sample rate 8kHz and
@@ -3260,7 +3261,7 @@ static int cs_open(struct inode *inode, struct file *file)
cs_set_divisor(dmabuf);
state->open_mode |= FMODE_READ;
- up(&state->open_sem);
+ mutex_unlock(&state->open_mutex);
}
if(file->f_mode & FMODE_WRITE)
{
@@ -3271,7 +3272,7 @@ static int cs_open(struct inode *inode, struct file *file)
if (state == NULL)
return -ENOMEM;
memset(state, 0, sizeof(struct cs_state));
- init_MUTEX(&state->sem);
+ mutex_init(&state->sem);
dmabuf = &state->dmabuf;
dmabuf->pbuf = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
if(dmabuf->pbuf==NULL)
@@ -3312,10 +3313,10 @@ static int cs_open(struct inode *inode, struct file *file)
state->virt = 1;
state->magic = CS_STATE_MAGIC;
init_waitqueue_head(&dmabuf->wait);
- init_MUTEX(&state->open_sem);
+ mutex_init(&state->open_mutex);
file->private_data = card;
- down(&state->open_sem);
+ mutex_lock(&state->open_mutex);
/* set default sample format. According to OSS Programmer's Guide /dev/dsp
should be default to unsigned 8-bits, mono, with sample rate 8kHz and
@@ -3331,7 +3332,7 @@ static int cs_open(struct inode *inode, struct file *file)
cs_set_divisor(dmabuf);
state->open_mode |= FMODE_WRITE;
- up(&state->open_sem);
+ mutex_unlock(&state->open_mutex);
if((ret = prog_dmabuf(state)))
return ret;
}
@@ -3363,14 +3364,14 @@ static int cs_release(struct inode *inode, struct file *file)
cs_clear_tail(state);
drain_dac(state, file->f_flags & O_NONBLOCK);
/* stop DMA state machine and free DMA buffers/channels */
- down(&state->open_sem);
+ mutex_lock(&state->open_mutex);
stop_dac(state);
dealloc_dmabuf(state);
state->card->free_pcm_channel(state->card, dmabuf->channel->num);
free_page((unsigned long)state->dmabuf.pbuf);
- /* we're covered by the open_sem */
- up(&state->open_sem);
+ /* we're covered by the open_mutex */
+ mutex_unlock(&state->open_mutex);
state->card->states[state->virt] = NULL;
state->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
@@ -3395,14 +3396,14 @@ static int cs_release(struct inode *inode, struct file *file)
{
CS_DBGOUT(CS_RELEASE, 2, printk("cs46xx: cs_release() FMODE_READ\n") );
dmabuf = &state->dmabuf;
- down(&state->open_sem);
+ mutex_lock(&state->open_mutex);
stop_adc(state);
dealloc_dmabuf(state);
state->card->free_pcm_channel(state->card, dmabuf->channel->num);
free_page((unsigned long)state->dmabuf.pbuf);
- /* we're covered by the open_sem */
- up(&state->open_sem);
+ /* we're covered by the open_mutex */
+ mutex_unlock(&state->open_mutex);
state->card->states[state->virt] = NULL;
state->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
@@ -5507,7 +5508,7 @@ static int __devinit cs46xx_probe(struct pci_dev *pci_dev,
}
init_waitqueue_head(&card->midi.open_wait);
- init_MUTEX(&card->midi.open_sem);
+ mutex_init(&card->midi.open_mutex);
init_waitqueue_head(&card->midi.iwait);
init_waitqueue_head(&card->midi.owait);
cs461x_pokeBA0(card, BA0_MIDCR, MIDCR_MRST);
diff --git a/sound/oss/es1370.c b/sound/oss/es1370.c
index ae55c536613a..094f569cc6e0 100644
--- a/sound/oss/es1370.c
+++ b/sound/oss/es1370.c
@@ -157,6 +157,7 @@
#include <linux/gameport.h>
#include <linux/wait.h>
#include <linux/dma-mapping.h>
+#include <linux/mutex.h>
#include <asm/io.h>
#include <asm/page.h>
@@ -346,7 +347,7 @@ struct es1370_state {
unsigned sctrl;
spinlock_t lock;
- struct semaphore open_sem;
+ struct mutex open_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -393,7 +394,7 @@ struct es1370_state {
struct gameport *gameport;
#endif
- struct semaphore sem;
+ struct mutex mutex;
};
/* --------------------------------------------------------------------- */
@@ -1159,7 +1160,7 @@ static ssize_t es1370_read(struct file *file, char __user *buffer, size_t count,
return -ENXIO;
if (!access_ok(VERIFY_WRITE, buffer, count))
return -EFAULT;
- down(&s->sem);
+ mutex_lock(&s->mutex);
if (!s->dma_adc.ready && (ret = prog_dmabuf_adc(s)))
goto out;
@@ -1183,14 +1184,14 @@ static ssize_t es1370_read(struct file *file, char __user *buffer, size_t count,
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->mutex);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out;
}
- down(&s->sem);
+ mutex_lock(&s->mutex);
if (s->dma_adc.mapped)
{
ret = -ENXIO;
@@ -1215,7 +1216,7 @@ static ssize_t es1370_read(struct file *file, char __user *buffer, size_t count,
start_adc(s);
}
out:
- up(&s->sem);
+ mutex_unlock(&s->mutex);
remove_wait_queue(&s->dma_adc.wait, &wait);
set_current_state(TASK_RUNNING);
return ret;
@@ -1235,7 +1236,7 @@ static ssize_t es1370_write(struct file *file, const char __user *buffer, size_t
return -ENXIO;
if (!access_ok(VERIFY_READ, buffer, count))
return -EFAULT;
- down(&s->sem);
+ mutex_lock(&s->mutex);
if (!s->dma_dac2.ready && (ret = prog_dmabuf_dac2(s)))
goto out;
ret = 0;
@@ -1263,14 +1264,14 @@ static ssize_t es1370_write(struct file *file, const char __user *buffer, size_t
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->mutex);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out;
}
- down(&s->sem);
+ mutex_lock(&s->mutex);
if (s->dma_dac2.mapped)
{
ret = -ENXIO;
@@ -1296,7 +1297,7 @@ static ssize_t es1370_write(struct file *file, const char __user *buffer, size_t
start_dac2(s);
}
out:
- up(&s->sem);
+ mutex_unlock(&s->mutex);
remove_wait_queue(&s->dma_dac2.wait, &wait);
set_current_state(TASK_RUNNING);
return ret;
@@ -1348,7 +1349,7 @@ static int es1370_mmap(struct file *file, struct vm_area_struct *vma)
VALIDATE_STATE(s);
lock_kernel();
- down(&s->sem);
+ mutex_lock(&s->mutex);
if (vma->vm_flags & VM_WRITE) {
if ((ret = prog_dmabuf_dac2(s)) != 0) {
goto out;
@@ -1380,7 +1381,7 @@ static int es1370_mmap(struct file *file, struct vm_area_struct *vma)
}
db->mapped = 1;
out:
- up(&s->sem);
+ mutex_unlock(&s->mutex);
unlock_kernel();
return ret;
}
@@ -1752,21 +1753,21 @@ static int es1370_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_READ|FMODE_WRITE)))
@@ -1793,8 +1794,8 @@ static int es1370_open(struct inode *inode, struct file *file)
outl(s->ctrl, s->io+ES1370_REG_CONTROL);
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
- init_MUTEX(&s->sem);
+ mutex_unlock(&s->open_mutex);
+ mutex_init(&s->mutex);
return nonseekable_open(inode, file);
}
@@ -1806,7 +1807,7 @@ static int es1370_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac2(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac2(s);
synchronize_irq(s->irq);
@@ -1818,7 +1819,7 @@ static int es1370_release(struct inode *inode, struct file *file)
}
s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2198,21 +2199,21 @@ static int es1370_open_dac(struct inode *inode, struct file *file)
return -EINVAL;
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & FMODE_DAC) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
s->dma_dac1.ossfragshift = s->dma_dac1.ossmaxfrags = s->dma_dac1.subdivision = 0;
s->dma_dac1.enabled = 1;
@@ -2227,7 +2228,7 @@ static int es1370_open_dac(struct inode *inode, struct file *file)
outl(s->ctrl, s->io+ES1370_REG_CONTROL);
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= FMODE_DAC;
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2238,12 +2239,12 @@ static int es1370_release_dac(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
lock_kernel();
drain_dac1(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
stop_dac1(s);
dealloc_dmabuf(s, &s->dma_dac1);
s->open_mode &= ~FMODE_DAC;
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2430,21 +2431,21 @@ static int es1370_midi_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2465,7 +2466,7 @@ static int es1370_midi_open(struct inode *inode, struct file *file)
es1370_handle_midi(s);
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2499,7 +2500,7 @@ static int es1370_midi_release(struct inode *inode, struct file *file)
remove_wait_queue(&s->midi.owait, &wait);
set_current_state(TASK_RUNNING);
}
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2508,7 +2509,7 @@ static int es1370_midi_release(struct inode *inode, struct file *file)
}
spin_unlock_irqrestore(&s->lock, flags);
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2638,7 +2639,7 @@ static int __devinit es1370_probe(struct pci_dev *pcidev, const struct pci_devic
init_waitqueue_head(&s->open_wait);
init_waitqueue_head(&s->midi.iwait);
init_waitqueue_head(&s->midi.owait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->magic = ES1370_MAGIC;
s->dev = pcidev;
diff --git a/sound/oss/es1371.c b/sound/oss/es1371.c
index 5c697f162579..4400c8538686 100644
--- a/sound/oss/es1371.c
+++ b/sound/oss/es1371.c
@@ -129,6 +129,7 @@
#include <linux/gameport.h>
#include <linux/wait.h>
#include <linux/dma-mapping.h>
+#include <linux/mutex.h>
#include <asm/io.h>
#include <asm/page.h>
@@ -419,7 +420,7 @@ struct es1371_state {
unsigned dac1rate, dac2rate, adcrate;
spinlock_t lock;
- struct semaphore open_sem;
+ struct mutex open_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -462,7 +463,7 @@ struct es1371_state {
struct gameport *gameport;
#endif
- struct semaphore sem;
+ struct mutex sem;
};
/* --------------------------------------------------------------------- */
@@ -1346,7 +1347,7 @@ static ssize_t es1371_read(struct file *file, char __user *buffer, size_t count,
return -ENXIO;
if (!access_ok(VERIFY_WRITE, buffer, count))
return -EFAULT;
- down(&s->sem);
+ mutex_lock(&s->sem);
if (!s->dma_adc.ready && (ret = prog_dmabuf_adc(s)))
goto out2;
@@ -1370,14 +1371,14 @@ static ssize_t es1371_read(struct file *file, char __user *buffer, size_t count,
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->sem);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out2;
}
- down(&s->sem);
+ mutex_lock(&s->sem);
if (s->dma_adc.mapped)
{
ret = -ENXIO;
@@ -1402,7 +1403,7 @@ static ssize_t es1371_read(struct file *file, char __user *buffer, size_t count,
start_adc(s);
}
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
out2:
remove_wait_queue(&s->dma_adc.wait, &wait);
set_current_state(TASK_RUNNING);
@@ -1423,7 +1424,7 @@ static ssize_t es1371_write(struct file *file, const char __user *buffer, size_t
return -ENXIO;
if (!access_ok(VERIFY_READ, buffer, count))
return -EFAULT;
- down(&s->sem);
+ mutex_lock(&s->sem);
if (!s->dma_dac2.ready && (ret = prog_dmabuf_dac2(s)))
goto out3;
ret = 0;
@@ -1451,14 +1452,14 @@ static ssize_t es1371_write(struct file *file, const char __user *buffer, size_t
ret = -EAGAIN;
goto out;
}
- up(&s->sem);
+ mutex_unlock(&s->sem);
schedule();
if (signal_pending(current)) {
if (!ret)
ret = -ERESTARTSYS;
goto out2;
}
- down(&s->sem);
+ mutex_lock(&s->sem);
if (s->dma_dac2.mapped)
{
ret = -ENXIO;
@@ -1484,7 +1485,7 @@ static ssize_t es1371_write(struct file *file, const char __user *buffer, size_t
start_dac2(s);
}
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
out2:
remove_wait_queue(&s->dma_dac2.wait, &wait);
out3:
@@ -1538,7 +1539,7 @@ static int es1371_mmap(struct file *file, struct vm_area_struct *vma)
VALIDATE_STATE(s);
lock_kernel();
- down(&s->sem);
+ mutex_lock(&s->sem);
if (vma->vm_flags & VM_WRITE) {
if ((ret = prog_dmabuf_dac2(s)) != 0) {
@@ -1571,7 +1572,7 @@ static int es1371_mmap(struct file *file, struct vm_area_struct *vma)
}
db->mapped = 1;
out:
- up(&s->sem);
+ mutex_unlock(&s->sem);
unlock_kernel();
return ret;
}
@@ -1938,21 +1939,21 @@ static int es1371_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
if (file->f_mode & FMODE_READ) {
s->dma_adc.ossfragshift = s->dma_adc.ossmaxfrags = s->dma_adc.subdivision = 0;
@@ -1982,8 +1983,8 @@ static int es1371_open(struct inode *inode, struct file *file)
outl(s->sctrl, s->io+ES1371_REG_SERIAL_CONTROL);
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
- init_MUTEX(&s->sem);
+ mutex_unlock(&s->open_mutex);
+ mutex_init(&s->sem);
return nonseekable_open(inode, file);
}
@@ -1995,7 +1996,7 @@ static int es1371_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac2(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac2(s);
dealloc_dmabuf(s, &s->dma_dac2);
@@ -2005,7 +2006,7 @@ static int es1371_release(struct inode *inode, struct file *file)
dealloc_dmabuf(s, &s->dma_adc);
}
s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -2377,21 +2378,21 @@ static int es1371_open_dac(struct inode *inode, struct file *file)
return -EINVAL;
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & FMODE_DAC) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
s->dma_dac1.ossfragshift = s->dma_dac1.ossmaxfrags = s->dma_dac1.subdivision = 0;
s->dma_dac1.enabled = 1;
@@ -2405,7 +2406,7 @@ static int es1371_open_dac(struct inode *inode, struct file *file)
outl(s->sctrl, s->io+ES1371_REG_SERIAL_CONTROL);
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= FMODE_DAC;
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2416,11 +2417,11 @@ static int es1371_release_dac(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
lock_kernel();
drain_dac1(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
stop_dac1(s);
dealloc_dmabuf(s, &s->dma_dac1);
s->open_mode &= ~FMODE_DAC;
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -2608,21 +2609,21 @@ static int es1371_midi_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2643,7 +2644,7 @@ static int es1371_midi_open(struct inode *inode, struct file *file)
es1371_handle_midi(s);
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2676,7 +2677,7 @@ static int es1371_midi_release(struct inode *inode, struct file *file)
remove_wait_queue(&s->midi.owait, &wait);
set_current_state(TASK_RUNNING);
}
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2684,7 +2685,7 @@ static int es1371_midi_release(struct inode *inode, struct file *file)
outl(s->ctrl, s->io+ES1371_REG_CONTROL);
}
spin_unlock_irqrestore(&s->lock, flags);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -2884,7 +2885,7 @@ static int __devinit es1371_probe(struct pci_dev *pcidev, const struct pci_devic
init_waitqueue_head(&s->open_wait);
init_waitqueue_head(&s->midi.iwait);
init_waitqueue_head(&s->midi.owait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->magic = ES1371_MAGIC;
s->dev = pcidev;
diff --git a/sound/oss/esssolo1.c b/sound/oss/esssolo1.c
index 849b59f67ef5..78d3e29ce968 100644
--- a/sound/oss/esssolo1.c
+++ b/sound/oss/esssolo1.c
@@ -105,6 +105,8 @@
#include <linux/gameport.h>
#include <linux/wait.h>
#include <linux/dma-mapping.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/page.h>
@@ -191,7 +193,7 @@ struct solo1_state {
unsigned ena;
spinlock_t lock;
- struct semaphore open_sem;
+ struct mutex open_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -1581,7 +1583,7 @@ static int solo1_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
outb(0, s->iobase+6); /* disable DMA */
@@ -1595,7 +1597,7 @@ static int solo1_release(struct inode *inode, struct file *file)
}
s->open_mode &= ~(FMODE_READ | FMODE_WRITE);
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -1624,21 +1626,21 @@ static int solo1_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & (FMODE_READ | FMODE_WRITE)) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
s->fmt = AFMT_U8;
s->channels = 1;
@@ -1650,7 +1652,7 @@ static int solo1_open(struct inode *inode, struct file *file)
s->dma_dac.ossfragshift = s->dma_dac.ossmaxfrags = s->dma_dac.subdivision = 0;
s->dma_dac.enabled = 1;
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
prog_codec(s);
return nonseekable_open(inode, file);
}
@@ -1911,21 +1913,21 @@ static int solo1_midi_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -1951,7 +1953,7 @@ static int solo1_midi_open(struct inode *inode, struct file *file)
}
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -1985,7 +1987,7 @@ static int solo1_midi_release(struct inode *inode, struct file *file)
remove_wait_queue(&s->midi.owait, &wait);
set_current_state(TASK_RUNNING);
}
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -1994,7 +1996,7 @@ static int solo1_midi_release(struct inode *inode, struct file *file)
}
spin_unlock_irqrestore(&s->lock, flags);
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2132,24 +2134,24 @@ static int solo1_dmfm_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & FMODE_DMFM) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
if (!request_region(s->sbbase, FMSYNTH_EXTENT, "ESS Solo1")) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
printk(KERN_ERR "solo1: FM synth io ports in use, opl3 loaded?\n");
return -EBUSY;
}
@@ -2161,7 +2163,7 @@ static int solo1_dmfm_open(struct inode *inode, struct file *file)
outb(5, s->sbbase+2);
outb(1, s->sbbase+3); /* enable OPL3 */
s->open_mode |= FMODE_DMFM;
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2172,7 +2174,7 @@ static int solo1_dmfm_release(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
lock_kernel();
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
s->open_mode &= ~FMODE_DMFM;
for (regb = 0xb0; regb < 0xb9; regb++) {
outb(regb, s->sbbase);
@@ -2182,7 +2184,7 @@ static int solo1_dmfm_release(struct inode *inode, struct file *file)
}
release_region(s->sbbase, FMSYNTH_EXTENT);
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2362,7 +2364,7 @@ static int __devinit solo1_probe(struct pci_dev *pcidev, const struct pci_device
init_waitqueue_head(&s->open_wait);
init_waitqueue_head(&s->midi.iwait);
init_waitqueue_head(&s->midi.owait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->magic = SOLO1_MAGIC;
s->dev = pcidev;
diff --git a/sound/oss/forte.c b/sound/oss/forte.c
index 8406bc90c4ff..0294eec8ad90 100644
--- a/sound/oss/forte.c
+++ b/sound/oss/forte.c
@@ -43,6 +43,7 @@
#include <linux/interrupt.h>
#include <linux/proc_fs.h>
+#include <linux/mutex.h>
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -185,7 +186,7 @@ struct forte_chip {
unsigned long iobase;
int irq;
- struct semaphore open_sem; /* Device access */
+ struct mutex open_mutex; /* Device access */
spinlock_t lock; /* State */
spinlock_t ac97_lock;
@@ -1242,13 +1243,13 @@ forte_dsp_open (struct inode *inode, struct file *file)
struct forte_chip *chip = forte; /* FIXME: HACK FROM HELL! */
if (file->f_flags & O_NONBLOCK) {
- if (down_trylock (&chip->open_sem)) {
+ if (!mutex_trylock(&chip->open_mutex)) {
DPRINTK ("%s: returning -EAGAIN\n", __FUNCTION__);
return -EAGAIN;
}
}
else {
- if (down_interruptible (&chip->open_sem)) {
+ if (mutex_lock_interruptible(&chip->open_mutex)) {
DPRINTK ("%s: returning -ERESTARTSYS\n", __FUNCTION__);
return -ERESTARTSYS;
}
@@ -1302,7 +1303,7 @@ forte_dsp_release (struct inode *inode, struct file *file)
spin_unlock_irq (&chip->lock);
}
- up (&chip->open_sem);
+ mutex_unlock(&chip->open_mutex);
return ret;
}
@@ -2011,7 +2012,7 @@ forte_probe (struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
memset (chip, 0, sizeof (struct forte_chip));
chip->pci_dev = pci_dev;
- init_MUTEX(&chip->open_sem);
+ mutex_init(&chip->open_mutex);
spin_lock_init (&chip->lock);
spin_lock_init (&chip->ac97_lock);
diff --git a/sound/oss/hal2.c b/sound/oss/hal2.c
index afe97c4ce069..dd4f59d30a3a 100644
--- a/sound/oss/hal2.c
+++ b/sound/oss/hal2.c
@@ -32,6 +32,8 @@
#include <linux/dma-mapping.h>
#include <linux/sound.h>
#include <linux/soundcard.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/sgi/hpc3.h>
@@ -92,7 +94,7 @@ struct hal2_codec {
wait_queue_head_t dma_wait;
spinlock_t lock;
- struct semaphore sem;
+ struct mutex sem;
int usecount; /* recording and playback are
* independent */
@@ -1178,7 +1180,7 @@ static ssize_t hal2_read(struct file *file, char *buffer,
if (!count)
return 0;
- if (down_interruptible(&adc->sem))
+ if (mutex_lock_interruptible(&adc->sem))
return -EINTR;
if (file->f_flags & O_NONBLOCK) {
err = hal2_get_buffer(hal2, buffer, count);
@@ -1217,7 +1219,7 @@ static ssize_t hal2_read(struct file *file, char *buffer,
}
} while (count > 0 && err >= 0);
}
- up(&adc->sem);
+ mutex_unlock(&adc->sem);
return err;
}
@@ -1232,7 +1234,7 @@ static ssize_t hal2_write(struct file *file, const char *buffer,
if (!count)
return 0;
- if (down_interruptible(&dac->sem))
+ if (mutex_lock_interruptible(&dac->sem))
return -EINTR;
if (file->f_flags & O_NONBLOCK) {
err = hal2_add_buffer(hal2, buf, count);
@@ -1271,7 +1273,7 @@ static ssize_t hal2_write(struct file *file, const char *buffer,
}
} while (count > 0 && err >= 0);
}
- up(&dac->sem);
+ mutex_unlock(&dac->sem);
return err;
}
@@ -1356,20 +1358,20 @@ static int hal2_release(struct inode *inode, struct file *file)
if (file->f_mode & FMODE_READ) {
struct hal2_codec *adc = &hal2->adc;
- down(&adc->sem);
+ mutex_lock(&adc->sem);
hal2_stop_adc(hal2);
hal2_free_adc_dmabuf(adc);
adc->usecount--;
- up(&adc->sem);
+ mutex_unlock(&adc->sem);
}
if (file->f_mode & FMODE_WRITE) {
struct hal2_codec *dac = &hal2->dac;
- down(&dac->sem);
+ mutex_lock(&dac->sem);
hal2_sync_dac(hal2);
hal2_free_dac_dmabuf(dac);
dac->usecount--;
- up(&dac->sem);
+ mutex_unlock(&dac->sem);
}
return 0;
@@ -1400,7 +1402,7 @@ static void hal2_init_codec(struct hal2_codec *codec, struct hpc3_regs *hpc3,
codec->pbus.pbusnr = index;
codec->pbus.pbus = &hpc3->pbdma[index];
init_waitqueue_head(&codec->dma_wait);
- init_MUTEX(&codec->sem);
+ mutex_init(&codec->sem);
spin_lock_init(&codec->lock);
}
diff --git a/sound/oss/i810_audio.c b/sound/oss/i810_audio.c
index abc242abd5b1..dd2b871cdac5 100644
--- a/sound/oss/i810_audio.c
+++ b/sound/oss/i810_audio.c
@@ -100,6 +100,8 @@
#include <linux/smp_lock.h>
#include <linux/ac97_codec.h>
#include <linux/bitops.h>
+#include <linux/mutex.h>
+
#include <asm/uaccess.h>
#define DRIVER_VERSION "1.01"
@@ -331,7 +333,7 @@ struct i810_state {
struct i810_card *card; /* Card info */
/* single open lock mechanism, only used for recording */
- struct semaphore open_sem;
+ struct mutex open_mutex;
wait_queue_head_t open_wait;
/* file mode */
@@ -2597,7 +2599,7 @@ static int i810_open(struct inode *inode, struct file *file)
state->card = card;
state->magic = I810_STATE_MAGIC;
init_waitqueue_head(&dmabuf->wait);
- init_MUTEX(&state->open_sem);
+ mutex_init(&state->open_mutex);
file->private_data = state;
dmabuf->trigger = 0;
@@ -3213,7 +3215,7 @@ static void __devinit i810_configure_clocking (void)
state->card = card;
state->magic = I810_STATE_MAGIC;
init_waitqueue_head(&dmabuf->wait);
- init_MUTEX(&state->open_sem);
+ mutex_init(&state->open_mutex);
dmabuf->fmt = I810_FMT_STEREO | I810_FMT_16BIT;
dmabuf->trigger = PCM_ENABLE_OUTPUT;
i810_set_spdif_output(state, -1, 0);
diff --git a/sound/oss/ite8172.c b/sound/oss/ite8172.c
index 8fd2f9a9e668..ffcb910f5c3e 100644
--- a/sound/oss/ite8172.c
+++ b/sound/oss/ite8172.c
@@ -71,6 +71,8 @@
#include <linux/smp_lock.h>
#include <linux/ac97_codec.h>
#include <linux/interrupt.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/dma.h>
#include <asm/uaccess.h>
@@ -304,7 +306,7 @@ struct it8172_state {
unsigned dacrate, adcrate;
spinlock_t lock;
- struct semaphore open_sem;
+ struct mutex open_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -1801,21 +1803,21 @@ static int it8172_open(struct inode *inode, struct file *file)
}
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&s->lock, flags);
@@ -1850,7 +1852,7 @@ static int it8172_open(struct inode *inode, struct file *file)
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= (file->f_mode & (FMODE_READ | FMODE_WRITE));
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -1864,7 +1866,7 @@ static int it8172_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
dealloc_dmabuf(s, &s->dma_dac);
@@ -1874,7 +1876,7 @@ static int it8172_release(struct inode *inode, struct file *file)
dealloc_dmabuf(s, &s->dma_adc);
}
s->open_mode &= ((~file->f_mode) & (FMODE_READ|FMODE_WRITE));
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -1997,7 +1999,7 @@ static int __devinit it8172_probe(struct pci_dev *pcidev,
init_waitqueue_head(&s->dma_adc.wait);
init_waitqueue_head(&s->dma_dac.wait);
init_waitqueue_head(&s->open_wait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->dev = pcidev;
s->io = pci_resource_start(pcidev, 0);
diff --git a/sound/oss/maestro.c b/sound/oss/maestro.c
index d4b569acf764..e647f2f86279 100644
--- a/sound/oss/maestro.c
+++ b/sound/oss/maestro.c
@@ -223,6 +223,8 @@
#include <linux/reboot.h>
#include <linux/bitops.h>
#include <linux/wait.h>
+#include <linux/mutex.h>
+
#include <asm/current.h>
#include <asm/dma.h>
@@ -397,7 +399,7 @@ struct ess_state {
/* this locks around the oss state in the driver */
spinlock_t lock;
/* only let 1 be opening at a time */
- struct semaphore open_sem;
+ struct mutex open_mutex;
wait_queue_head_t open_wait;
mode_t open_mode;
@@ -3020,26 +3022,26 @@ ess_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EWOULDBLOCK;
}
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
interruptible_sleep_on(&s->open_wait);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
/* under semaphore.. */
if ((s->card->dmapages==NULL) && allocate_buffers(s)) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -ENOMEM;
}
- /* we're covered by the open_sem */
+ /* we're covered by the open_mutex */
if( ! s->card->dsps_open ) {
maestro_power(s->card,ACPI_D0);
start_bob(s);
@@ -3076,7 +3078,7 @@ ess_open(struct inode *inode, struct file *file)
set_fmt(s, fmtm, fmts);
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -3089,7 +3091,7 @@ ess_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
}
@@ -3098,7 +3100,7 @@ ess_release(struct inode *inode, struct file *file)
}
s->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
- /* we're covered by the open_sem */
+ /* we're covered by the open_mutex */
M_printk("maestro: %d dsps now alive\n",s->card->dsps_open-1);
if( --s->card->dsps_open <= 0) {
s->card->dsps_open = 0;
@@ -3106,7 +3108,7 @@ ess_release(struct inode *inode, struct file *file)
free_buffers(s);
maestro_power(s->card,ACPI_D2);
}
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -3466,7 +3468,7 @@ maestro_probe(struct pci_dev *pcidev,const struct pci_device_id *pdid)
init_waitqueue_head(&s->dma_dac.wait);
init_waitqueue_head(&s->open_wait);
spin_lock_init(&s->lock);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
s->magic = ESS_STATE_MAGIC;
s->apu[0] = 6*i;
diff --git a/sound/oss/maestro3.c b/sound/oss/maestro3.c
index f3dec70fcb9b..66044aff2586 100644
--- a/sound/oss/maestro3.c
+++ b/sound/oss/maestro3.c
@@ -144,6 +144,8 @@
#include <linux/spinlock.h>
#include <linux/ac97_codec.h>
#include <linux/wait.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/dma.h>
@@ -205,7 +207,7 @@ struct m3_state {
when irqhandler uses s->lock
and m3_assp_read uses card->lock ?
*/
- struct semaphore open_sem;
+ struct mutex open_mutex;
wait_queue_head_t open_wait;
mode_t open_mode;
@@ -2013,17 +2015,17 @@ static int m3_open(struct inode *inode, struct file *file)
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EWOULDBLOCK;
}
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
interruptible_sleep_on(&s->open_wait);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&c->lock, flags);
@@ -2047,7 +2049,7 @@ static int m3_open(struct inode *inode, struct file *file)
set_fmt(s, fmtm, fmts);
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
spin_unlock_irqrestore(&c->lock, flags);
return nonseekable_open(inode, file);
}
@@ -2062,7 +2064,7 @@ static int m3_release(struct inode *inode, struct file *file)
if (file->f_mode & FMODE_WRITE)
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
spin_lock_irqsave(&card->lock, flags);
if (file->f_mode & FMODE_WRITE) {
@@ -2083,7 +2085,7 @@ static int m3_release(struct inode *inode, struct file *file)
s->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
spin_unlock_irqrestore(&card->lock, flags);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
return 0;
@@ -2679,7 +2681,7 @@ static int __devinit m3_probe(struct pci_dev *pci_dev, const struct pci_device_i
init_waitqueue_head(&s->dma_adc.wait);
init_waitqueue_head(&s->dma_dac.wait);
init_waitqueue_head(&s->open_wait);
- init_MUTEX(&(s->open_sem));
+ mutex_init(&(s->open_mutex));
s->magic = M3_STATE_MAGIC;
m3_assp_client_init(s);
diff --git a/sound/oss/nec_vrc5477.c b/sound/oss/nec_vrc5477.c
index fbb9170e8e0a..21c1954d9108 100644
--- a/sound/oss/nec_vrc5477.c
+++ b/sound/oss/nec_vrc5477.c
@@ -78,6 +78,8 @@
#include <linux/spinlock.h>
#include <linux/smp_lock.h>
#include <linux/ac97_codec.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/dma.h>
#include <asm/uaccess.h>
@@ -198,7 +200,7 @@ struct vrc5477_ac97_state {
unsigned short extended_status;
spinlock_t lock;
- struct semaphore open_sem;
+ struct mutex open_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -1617,22 +1619,22 @@ static int vrc5477_ac97_open(struct inode *inode, struct file *file)
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&s->lock, flags);
@@ -1659,7 +1661,7 @@ static int vrc5477_ac97_open(struct inode *inode, struct file *file)
bailout:
spin_unlock_irqrestore(&s->lock, flags);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return ret;
}
@@ -1671,7 +1673,7 @@ static int vrc5477_ac97_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
dealloc_dmabuf(s, &s->dma_dac);
@@ -1681,7 +1683,7 @@ static int vrc5477_ac97_release(struct inode *inode, struct file *file)
dealloc_dmabuf(s, &s->dma_adc);
}
s->open_mode &= (~file->f_mode) & (FMODE_READ|FMODE_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
wake_up(&s->open_wait);
unlock_kernel();
return 0;
@@ -1867,7 +1869,7 @@ static int __devinit vrc5477_ac97_probe(struct pci_dev *pcidev,
init_waitqueue_head(&s->dma_adc.wait);
init_waitqueue_head(&s->dma_dac.wait);
init_waitqueue_head(&s->open_wait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->dev = pcidev;
diff --git a/sound/oss/rme96xx.c b/sound/oss/rme96xx.c
index faa0b7919b65..a1ec9d131ab3 100644
--- a/sound/oss/rme96xx.c
+++ b/sound/oss/rme96xx.c
@@ -58,6 +58,7 @@
#include <linux/interrupt.h>
#include <linux/poll.h>
#include <linux/wait.h>
+#include <linux/mutex.h>
#include <asm/dma.h>
#include <asm/page.h>
@@ -326,7 +327,7 @@ typedef struct _rme96xx_info {
/* waiting and locking */
wait_queue_head_t wait;
- struct semaphore open_sem;
+ struct mutex open_mutex;
wait_queue_head_t open_wait;
} dma[RME96xx_MAX_DEVS];
@@ -842,7 +843,7 @@ static void busmaster_free(void* ptr,int size) {
static int rme96xx_dmabuf_init(rme96xx_info * s,struct dmabuf* dma,int ioffset,int ooffset) {
- init_MUTEX(&dma->open_sem);
+ mutex_init(&dma->open_mutex);
init_waitqueue_head(&dma->open_wait);
init_waitqueue_head(&dma->wait);
dma->s = s;
@@ -1469,21 +1470,21 @@ static int rme96xx_open(struct inode *in, struct file *f)
dma = &s->dma[devnum];
f->private_data = dma;
/* wait for device to become free */
- down(&dma->open_sem);
+ mutex_lock(&dma->open_mutex);
while (dma->open_mode & f->f_mode) {
if (f->f_flags & O_NONBLOCK) {
- up(&dma->open_sem);
+ mutex_unlock(&dma->open_mutex);
return -EBUSY;
}
add_wait_queue(&dma->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&dma->open_sem);
+ mutex_unlock(&dma->open_mutex);
schedule();
remove_wait_queue(&dma->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&dma->open_sem);
+ mutex_lock(&dma->open_mutex);
}
COMM ("hardware open")
@@ -1492,7 +1493,7 @@ static int rme96xx_open(struct inode *in, struct file *f)
dma->open_mode |= (f->f_mode & (FMODE_READ | FMODE_WRITE));
dma->opened = 1;
- up(&dma->open_sem);
+ mutex_unlock(&dma->open_mutex);
DBG(printk("device num %d open finished\n",devnum));
return 0;
@@ -1524,7 +1525,7 @@ static int rme96xx_release(struct inode *in, struct file *file)
}
wake_up(&dma->open_wait);
- up(&dma->open_sem);
+ mutex_unlock(&dma->open_mutex);
return 0;
}
diff --git a/sound/oss/sonicvibes.c b/sound/oss/sonicvibes.c
index 71b05e2f6977..69a4b8778b51 100644
--- a/sound/oss/sonicvibes.c
+++ b/sound/oss/sonicvibes.c
@@ -116,6 +116,8 @@
#include <linux/spinlock.h>
#include <linux/smp_lock.h>
#include <linux/gameport.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/uaccess.h>
@@ -328,7 +330,7 @@ struct sv_state {
unsigned char fmt, enable;
spinlock_t lock;
- struct semaphore open_sem;
+ struct mutex open_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -1922,21 +1924,21 @@ static int sv_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & file->f_mode) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
if (file->f_mode & FMODE_READ) {
fmtm &= ~((SV_CFMT_STEREO | SV_CFMT_16BIT) << SV_CFMT_CSHIFT);
@@ -1956,7 +1958,7 @@ static int sv_open(struct inode *inode, struct file *file)
}
set_fmt(s, fmtm, fmts);
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -1968,7 +1970,7 @@ static int sv_release(struct inode *inode, struct file *file)
lock_kernel();
if (file->f_mode & FMODE_WRITE)
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(s);
dealloc_dmabuf(s, &s->dma_dac);
@@ -1979,7 +1981,7 @@ static int sv_release(struct inode *inode, struct file *file)
}
s->open_mode &= ~(file->f_mode & (FMODE_READ|FMODE_WRITE));
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2167,21 +2169,21 @@ static int sv_midi_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & (file->f_mode << FMODE_MIDI_SHIFT)) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2210,7 +2212,7 @@ static int sv_midi_open(struct inode *inode, struct file *file)
}
spin_unlock_irqrestore(&s->lock, flags);
s->open_mode |= (file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ | FMODE_MIDI_WRITE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2248,7 +2250,7 @@ static int sv_midi_release(struct inode *inode, struct file *file)
remove_wait_queue(&s->midi.owait, &wait);
set_current_state(TASK_RUNNING);
}
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
s->open_mode &= ~((file->f_mode << FMODE_MIDI_SHIFT) & (FMODE_MIDI_READ|FMODE_MIDI_WRITE));
spin_lock_irqsave(&s->lock, flags);
if (!(s->open_mode & (FMODE_MIDI_READ | FMODE_MIDI_WRITE))) {
@@ -2257,7 +2259,7 @@ static int sv_midi_release(struct inode *inode, struct file *file)
}
spin_unlock_irqrestore(&s->lock, flags);
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2388,21 +2390,21 @@ static int sv_dmfm_open(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
file->private_data = s;
/* wait for device to become free */
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
while (s->open_mode & FMODE_DMFM) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return -EBUSY;
}
add_wait_queue(&s->open_wait, &wait);
__set_current_state(TASK_INTERRUPTIBLE);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
schedule();
remove_wait_queue(&s->open_wait, &wait);
set_current_state(TASK_RUNNING);
if (signal_pending(current))
return -ERESTARTSYS;
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
}
/* init the stuff */
outb(1, s->iosynth);
@@ -2412,7 +2414,7 @@ static int sv_dmfm_open(struct inode *inode, struct file *file)
outb(5, s->iosynth+2);
outb(1, s->iosynth+3); /* enable OPL3 */
s->open_mode |= FMODE_DMFM;
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
return nonseekable_open(inode, file);
}
@@ -2423,7 +2425,7 @@ static int sv_dmfm_release(struct inode *inode, struct file *file)
VALIDATE_STATE(s);
lock_kernel();
- down(&s->open_sem);
+ mutex_lock(&s->open_mutex);
s->open_mode &= ~FMODE_DMFM;
for (regb = 0xb0; regb < 0xb9; regb++) {
outb(regb, s->iosynth);
@@ -2432,7 +2434,7 @@ static int sv_dmfm_release(struct inode *inode, struct file *file)
outb(0, s->iosynth+3);
}
wake_up(&s->open_wait);
- up(&s->open_sem);
+ mutex_unlock(&s->open_mutex);
unlock_kernel();
return 0;
}
@@ -2582,7 +2584,7 @@ static int __devinit sv_probe(struct pci_dev *pcidev, const struct pci_device_id
init_waitqueue_head(&s->open_wait);
init_waitqueue_head(&s->midi.iwait);
init_waitqueue_head(&s->midi.owait);
- init_MUTEX(&s->open_sem);
+ mutex_init(&s->open_mutex);
spin_lock_init(&s->lock);
s->magic = SV_MAGIC;
s->dev = pcidev;
diff --git a/sound/oss/swarm_cs4297a.c b/sound/oss/swarm_cs4297a.c
index df4d3771fa84..dce9016cbcfd 100644
--- a/sound/oss/swarm_cs4297a.c
+++ b/sound/oss/swarm_cs4297a.c
@@ -76,6 +76,7 @@
#include <linux/init.h>
#include <linux/poll.h>
#include <linux/smp_lock.h>
+#include <linux/mutex.h>
#include <asm/byteorder.h>
#include <asm/dma.h>
@@ -291,9 +292,9 @@ struct cs4297a_state {
unsigned conversion:1; // conversion from 16 to 8 bit in progress
unsigned ena;
spinlock_t lock;
- struct semaphore open_sem;
- struct semaphore open_sem_adc;
- struct semaphore open_sem_dac;
+ struct mutex open_mutex;
+ struct mutex open_sem_adc;
+ struct mutex open_sem_dac;
mode_t open_mode;
wait_queue_head_t open_wait;
wait_queue_head_t open_wait_adc;
@@ -2352,20 +2353,20 @@ static int cs4297a_release(struct inode *inode, struct file *file)
if (file->f_mode & FMODE_WRITE) {
drain_dac(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem_dac);
+ mutex_lock(&s->open_sem_dac);
stop_dac(s);
dealloc_dmabuf(s, &s->dma_dac);
s->open_mode &= ~FMODE_WRITE;
- up(&s->open_sem_dac);
+ mutex_unlock(&s->open_sem_dac);
wake_up(&s->open_wait_dac);
}
if (file->f_mode & FMODE_READ) {
drain_adc(s, file->f_flags & O_NONBLOCK);
- down(&s->open_sem_adc);
+ mutex_lock(&s->open_sem_adc);
stop_adc(s);
dealloc_dmabuf(s, &s->dma_adc);
s->open_mode &= ~FMODE_READ;
- up(&s->open_sem_adc);
+ mutex_unlock(&s->open_sem_adc);
wake_up(&s->open_wait_adc);
}
return 0;
@@ -2413,37 +2414,37 @@ static int cs4297a_open(struct inode *inode, struct file *file)
;
}
- down(&s->open_sem_dac);
+ mutex_lock(&s->open_sem_dac);
while (s->open_mode & FMODE_WRITE) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem_dac);
+ mutex_unlock(&s->open_sem_dac);
return -EBUSY;
}
- up(&s->open_sem_dac);
+ mutex_unlock(&s->open_sem_dac);
interruptible_sleep_on(&s->open_wait_dac);
if (signal_pending(current)) {
printk("open - sig pending\n");
return -ERESTARTSYS;
}
- down(&s->open_sem_dac);
+ mutex_lock(&s->open_sem_dac);
}
}
if (file->f_mode & FMODE_READ) {
- down(&s->open_sem_adc);
+ mutex_lock(&s->open_sem_adc);
while (s->open_mode & FMODE_READ) {
if (file->f_flags & O_NONBLOCK) {
- up(&s->open_sem_adc);
+ mutex_unlock(&s->open_sem_adc);
return -EBUSY;
}
- up(&s->open_sem_adc);
+ mutex_unlock(&s->open_sem_adc);
interruptible_sleep_on(&s->open_wait_adc);
if (signal_pending(current)) {
printk("open - sig pending\n");
return -ERESTARTSYS;
}
- down(&s->open_sem_adc);
+ mutex_lock(&s->open_sem_adc);
}
}
s->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
@@ -2456,7 +2457,7 @@ static int cs4297a_open(struct inode *inode, struct file *file)
s->ena &= ~FMODE_READ;
s->dma_adc.ossfragshift = s->dma_adc.ossmaxfrags =
s->dma_adc.subdivision = 0;
- up(&s->open_sem_adc);
+ mutex_unlock(&s->open_sem_adc);
if (prog_dmabuf_adc(s)) {
CS_DBGOUT(CS_OPEN | CS_ERROR, 2, printk(KERN_ERR
@@ -2474,7 +2475,7 @@ static int cs4297a_open(struct inode *inode, struct file *file)
s->ena &= ~FMODE_WRITE;
s->dma_dac.ossfragshift = s->dma_dac.ossmaxfrags =
s->dma_dac.subdivision = 0;
- up(&s->open_sem_dac);
+ mutex_unlock(&s->open_sem_dac);
if (prog_dmabuf_dac(s)) {
CS_DBGOUT(CS_OPEN | CS_ERROR, 2, printk(KERN_ERR
@@ -2631,8 +2632,8 @@ static int __init cs4297a_init(void)
init_waitqueue_head(&s->open_wait);
init_waitqueue_head(&s->open_wait_adc);
init_waitqueue_head(&s->open_wait_dac);
- init_MUTEX(&s->open_sem_adc);
- init_MUTEX(&s->open_sem_dac);
+ mutex_init(&s->open_sem_adc);
+ mutex_init(&s->open_sem_dac);
spin_lock_init(&s->lock);
s->irq = K_INT_SER_1;
diff --git a/sound/oss/trident.c b/sound/oss/trident.c
index a21c663e7e12..e61a454a8150 100644
--- a/sound/oss/trident.c
+++ b/sound/oss/trident.c
@@ -190,7 +190,7 @@
*
* Lock order (high->low)
* lock - hardware lock
- * open_sem - guard opens
+ * open_mutex - guard opens
* sem - guard dmabuf, write re-entry etc
*/
@@ -216,6 +216,8 @@
#include <linux/pm.h>
#include <linux/gameport.h>
#include <linux/kernel.h>
+#include <linux/mutex.h>
+
#include <asm/uaccess.h>
#include <asm/io.h>
#include <asm/dma.h>
@@ -349,7 +351,7 @@ struct trident_state {
unsigned chans_num;
unsigned long fmt_flag;
/* Guard against mmap/write/read races */
- struct semaphore sem;
+ struct mutex sem;
};
@@ -402,7 +404,7 @@ struct trident_card {
struct trident_card *next;
/* single open lock mechanism, only used for recording */
- struct semaphore open_sem;
+ struct mutex open_mutex;
/* The trident has a certain amount of cross channel interaction
so we use a single per card lock */
@@ -1881,7 +1883,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
if (!access_ok(VERIFY_WRITE, buffer, count))
return -EFAULT;
- down(&state->sem);
+ mutex_lock(&state->sem);
if (!dmabuf->ready && (ret = prog_dmabuf_record(state)))
goto out;
@@ -1913,7 +1915,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
goto out;
}
- up(&state->sem);
+ mutex_unlock(&state->sem);
/* No matter how much space left in the buffer, */
/* we have to wait until CSO == ESO/2 or CSO == ESO */
/* when address engine interrupts */
@@ -1940,7 +1942,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
ret = -ERESTARTSYS;
goto out;
}
- down(&state->sem);
+ mutex_lock(&state->sem);
if (dmabuf->mapped) {
if (!ret)
ret = -ENXIO;
@@ -1968,7 +1970,7 @@ trident_read(struct file *file, char __user *buffer, size_t count, loff_t * ppos
start_adc(state);
}
out:
- up(&state->sem);
+ mutex_unlock(&state->sem);
return ret;
}
@@ -1996,7 +1998,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
* Guard against an mmap or ioctl while writing
*/
- down(&state->sem);
+ mutex_lock(&state->sem);
if (dmabuf->mapped) {
ret = -ENXIO;
@@ -2045,7 +2047,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
tmo = (dmabuf->dmasize * HZ) / (dmabuf->rate * 2);
tmo >>= sample_shift[dmabuf->fmt];
unlock_set_fmt(state);
- up(&state->sem);
+ mutex_unlock(&state->sem);
/* There are two situations when sleep_on_timeout */
/* returns, one is when the interrupt is serviced */
@@ -2073,7 +2075,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
ret = -ERESTARTSYS;
goto out_nolock;
}
- down(&state->sem);
+ mutex_lock(&state->sem);
if (dmabuf->mapped) {
if (!ret)
ret = -ENXIO;
@@ -2131,7 +2133,7 @@ trident_write(struct file *file, const char __user *buffer, size_t count, loff_t
start_dac(state);
}
out:
- up(&state->sem);
+ mutex_unlock(&state->sem);
out_nolock:
return ret;
}
@@ -2152,24 +2154,24 @@ trident_poll(struct file *file, struct poll_table_struct *wait)
* prog_dmabuf events
*/
- down(&state->sem);
+ mutex_lock(&state->sem);
if (file->f_mode & FMODE_WRITE) {
if (!dmabuf->ready && prog_dmabuf_playback(state)) {
- up(&state->sem);
+ mutex_unlock(&state->sem);
return 0;
}
poll_wait(file, &dmabuf->wait, wait);
}
if (file->f_mode & FMODE_READ) {
if (!dmabuf->ready && prog_dmabuf_record(state)) {
- up(&state->sem);
+ mutex_unlock(&state->sem);
return 0;
}
poll_wait(file, &dmabuf->wait, wait);
}
- up(&state->sem);
+ mutex_unlock(&state->sem);
spin_lock_irqsave(&state->card->lock, flags);
trident_update_ptr(state);
@@ -2207,7 +2209,7 @@ trident_mmap(struct file *file, struct vm_area_struct *vma)
* a read or write against an mmap.
*/
- down(&state->sem);
+ mutex_lock(&state->sem);
if (vma->vm_flags & VM_WRITE) {
if ((ret = prog_dmabuf_playback(state)) != 0)
@@ -2232,7 +2234,7 @@ trident_mmap(struct file *file, struct vm_area_struct *vma)
dmabuf->mapped = 1;
ret = 0;
out:
- up(&state->sem);
+ mutex_unlock(&state->sem);
return ret;
}
@@ -2429,15 +2431,15 @@ trident_ioctl(struct inode *inode, struct file *file,
unlock_set_fmt(state);
break;
}
- down(&state->card->open_sem);
+ mutex_lock(&state->card->open_mutex);
ret = ali_allocate_other_states_resources(state, 6);
if (ret < 0) {
- up(&state->card->open_sem);
+ mutex_unlock(&state->card->open_mutex);
unlock_set_fmt(state);
break;
}
state->card->multi_channel_use_count++;
- up(&state->card->open_sem);
+ mutex_unlock(&state->card->open_mutex);
} else
val = 2; /*yield to 2-channels */
} else
@@ -2727,11 +2729,11 @@ trident_open(struct inode *inode, struct file *file)
/* find an available virtual channel (instance of /dev/dsp) */
while (card != NULL) {
- down(&card->open_sem);
+ mutex_lock(&card->open_mutex);
if (file->f_mode & FMODE_READ) {
/* Skip opens on cards that are in 6 channel mode */
if (card->multi_channel_use_count > 0) {
- up(&card->open_sem);
+ mutex_unlock(&card->open_mutex);
card = card->next;
continue;
}
@@ -2740,16 +2742,16 @@ trident_open(struct inode *inode, struct file *file)
if (card->states[i] == NULL) {
state = card->states[i] = kmalloc(sizeof(*state), GFP_KERNEL);
if (state == NULL) {
- up(&card->open_sem);
+ mutex_unlock(&card->open_mutex);
return -ENOMEM;
}
memset(state, 0, sizeof(*state));
- init_MUTEX(&state->sem);
+ mutex_init(&state->sem);
dmabuf = &state->dmabuf;
goto found_virt;
}
}
- up(&card->open_sem);
+ mutex_unlock(&card->open_mutex);
card = card->next;
}
/* no more virtual channel avaiable */
@@ -2816,7 +2818,7 @@ trident_open(struct inode *inode, struct file *file)
}
state->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&card->open_sem);
+ mutex_unlock(&card->open_mutex);
pr_debug("trident: open virtual channel %d, hard channel %d\n",
state->virt, dmabuf->channel->num);
@@ -2845,7 +2847,7 @@ trident_release(struct inode *inode, struct file *file)
state->virt, dmabuf->channel->num);
/* stop DMA state machine and free DMA buffers/channels */
- down(&card->open_sem);
+ mutex_lock(&card->open_mutex);
if (file->f_mode & FMODE_WRITE) {
stop_dac(state);
@@ -2878,8 +2880,8 @@ trident_release(struct inode *inode, struct file *file)
card->states[state->virt] = NULL;
kfree(state);
- /* we're covered by the open_sem */
- up(&card->open_sem);
+ /* we're covered by the open_mutex */
+ mutex_unlock(&card->open_mutex);
return 0;
}
@@ -4405,7 +4407,7 @@ trident_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
card->banks[BANK_B].addresses = &bank_b_addrs;
card->banks[BANK_B].bitmap = 0UL;
- init_MUTEX(&card->open_sem);
+ mutex_init(&card->open_mutex);
spin_lock_init(&card->lock);
init_timer(&card->timer);
diff --git a/sound/oss/via82cxxx_audio.c b/sound/oss/via82cxxx_audio.c
index 83edda93f0b4..1a921ee71aba 100644
--- a/sound/oss/via82cxxx_audio.c
+++ b/sound/oss/via82cxxx_audio.c
@@ -38,7 +38,8 @@
#include <linux/dma-mapping.h>
#include <asm/io.h>
#include <asm/uaccess.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
#include "sound_config.h"
#include "dev_table.h"
#include "mpu401.h"
@@ -311,8 +312,8 @@ struct via_info {
int mixer_vol; /* 8233/35 volume - not yet implemented */
- struct semaphore syscall_sem;
- struct semaphore open_sem;
+ struct mutex syscall_mutex;
+ struct mutex open_mutex;
/* The 8233/8235 have 4 DX audio channels, two record and
one six channel out. We bind ch_in to DX 1, ch_out to multichannel
@@ -505,10 +506,10 @@ static inline int via_syscall_down (struct via_info *card, int nonblock)
nonblock = 0;
if (nonblock) {
- if (down_trylock (&card->syscall_sem))
+ if (!mutex_trylock(&card->syscall_mutex))
return -EAGAIN;
} else {
- if (down_interruptible (&card->syscall_sem))
+ if (mutex_lock_interruptible(&card->syscall_mutex))
return -ERESTARTSYS;
}
@@ -1609,7 +1610,7 @@ static int via_mixer_ioctl (struct inode *inode, struct file *file, unsigned int
#endif
rc = codec->mixer_ioctl(codec, cmd, arg);
- up (&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
out:
DPRINTK ("EXIT, returning %d\n", rc);
@@ -2228,7 +2229,7 @@ static int via_dsp_mmap(struct file *file, struct vm_area_struct *vma)
if (wr)
card->ch_out.is_mapped = 1;
- up (&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
rc = 0;
out:
@@ -2256,7 +2257,7 @@ static ssize_t via_dsp_do_read (struct via_info *card,
/* Thomas Sailer:
* But also to ourselves, release semaphore if we do so */
if (need_resched()) {
- up(&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
schedule ();
ret = via_syscall_down (card, nonblock);
if (ret)
@@ -2286,7 +2287,7 @@ static ssize_t via_dsp_do_read (struct via_info *card,
break;
}
- up(&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
DPRINTK ("Sleeping on block %d\n", n);
schedule();
@@ -2402,7 +2403,7 @@ static ssize_t via_dsp_read(struct file *file, char __user *buffer, size_t count
rc = via_dsp_do_read (card, buffer, count, nonblock);
out_up:
- up (&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
out:
DPRINTK ("EXIT, returning %ld\n",(long) rc);
return rc;
@@ -2426,7 +2427,7 @@ static ssize_t via_dsp_do_write (struct via_info *card,
/* Thomas Sailer:
* But also to ourselves, release semaphore if we do so */
if (need_resched()) {
- up(&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
schedule ();
ret = via_syscall_down (card, nonblock);
if (ret)
@@ -2456,7 +2457,7 @@ static ssize_t via_dsp_do_write (struct via_info *card,
break;
}
- up(&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
DPRINTK ("Sleeping on page %d, tmp==%d, ir==%d\n", n, tmp, chan->is_record);
schedule();
@@ -2585,7 +2586,7 @@ static ssize_t via_dsp_write(struct file *file, const char __user *buffer, size_
rc = via_dsp_do_write (card, buffer, count, nonblock);
out_up:
- up (&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
out:
DPRINTK ("EXIT, returning %ld\n",(long) rc);
return rc;
@@ -2634,7 +2635,7 @@ static unsigned int via_dsp_poll(struct file *file, struct poll_table_struct *wa
* Sleeps until all playback has been flushed to the audio
* hardware.
*
- * Locking: inside card->syscall_sem
+ * Locking: inside card->syscall_mutex
*/
static int via_dsp_drain_playback (struct via_info *card,
@@ -2692,7 +2693,7 @@ static int via_dsp_drain_playback (struct via_info *card,
printk (KERN_ERR "sleeping but not active\n");
#endif
- up(&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
DPRINTK ("sleeping, nbufs=%d\n", atomic_read (&chan->n_frags));
schedule();
@@ -2748,7 +2749,7 @@ static int via_dsp_drain_playback (struct via_info *card,
*
* Handles SNDCTL_DSP_GETISPACE and SNDCTL_DSP_GETOSPACE.
*
- * Locking: inside card->syscall_sem
+ * Locking: inside card->syscall_mutex
*/
static int via_dsp_ioctl_space (struct via_info *card,
@@ -2793,7 +2794,7 @@ static int via_dsp_ioctl_space (struct via_info *card,
*
* Handles SNDCTL_DSP_GETIPTR and SNDCTL_DSP_GETOPTR.
*
- * Locking: inside card->syscall_sem
+ * Locking: inside card->syscall_mutex
*/
static int via_dsp_ioctl_ptr (struct via_info *card,
@@ -3221,7 +3222,7 @@ static int via_dsp_ioctl (struct inode *inode, struct file *file,
break;
}
- up (&card->syscall_sem);
+ mutex_unlock(&card->syscall_mutex);
DPRINTK ("EXIT, returning %d\n", rc);
return rc;
}
@@ -3264,12 +3265,12 @@ static int via_dsp_open (struct inode *inode, struct file *file)
match:
if (nonblock) {
- if (down_trylock (&card->open_sem)) {
+ if (!mutex_trylock(&card->open_mutex)) {
DPRINTK ("EXIT, returning -EAGAIN\n");
return -EAGAIN;
}
} else {
- if (down_interruptible (&card->open_sem)) {
+ if (mutex_lock_interruptible(&card->open_mutex)) {
DPRINTK ("EXIT, returning -ERESTARTSYS\n");
return -ERESTARTSYS;
}
@@ -3355,8 +3356,8 @@ static int via_dsp_release(struct inode *inode, struct file *file)
via_chan_buffer_free (card, &card->ch_in);
}
- up (&card->syscall_sem);
- up (&card->open_sem);
+ mutex_unlock(&card->syscall_mutex);
+ mutex_unlock(&card->open_mutex);
DPRINTK ("EXIT, returning 0\n");
return 0;
@@ -3414,8 +3415,8 @@ static int __devinit via_init_one (struct pci_dev *pdev, const struct pci_device
card->card_num = via_num_cards++;
spin_lock_init (&card->lock);
spin_lock_init (&card->ac97_lock);
- init_MUTEX (&card->syscall_sem);
- init_MUTEX (&card->open_sem);
+ mutex_init(&card->syscall_mutex);
+ mutex_init(&card->open_mutex);
/* we must init these now, in case the intr handler needs them */
via_chan_init_defaults (card, &card->ch_out);
diff --git a/sound/oss/vwsnd.c b/sound/oss/vwsnd.c
index 265423054caf..b372e88e857f 100644
--- a/sound/oss/vwsnd.c
+++ b/sound/oss/vwsnd.c
@@ -94,7 +94,7 @@
* Open will block until the previous client has closed the
* device, unless O_NONBLOCK is specified.
*
- * The semaphore devc->io_sema serializes PCM I/O syscalls. This
+ * The semaphore devc->io_mutex serializes PCM I/O syscalls. This
* is unnecessary in Linux 2.2, because the kernel lock
* serializes read, write, and ioctl globally, but it's there,
* ready for the brave, new post-kernel-lock world.
@@ -105,7 +105,7 @@
* area it owns and update its pointers. See pcm_output() and
* pcm_input() for most of the gory stuff.
*
- * devc->mix_sema serializes all mixer ioctls. This is also
+ * devc->mix_mutex serializes all mixer ioctls. This is also
* redundant because of the kernel lock.
*
* The lowest level lock is lith->lithium_lock. It is a
@@ -148,7 +148,8 @@
#include <linux/smp_lock.h>
#include <linux/wait.h>
#include <linux/interrupt.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
#include <asm/mach-visws/cobalt.h>
#include "sound_config.h"
@@ -1447,11 +1448,11 @@ typedef enum vwsnd_port_flags {
*
* port->lock protects: hwstate, flags, swb_[iu]_avail.
*
- * devc->io_sema protects: swstate, sw_*, swb_[iu]_idx.
+ * devc->io_mutex protects: swstate, sw_*, swb_[iu]_idx.
*
* everything else is only written by open/release or
* pcm_{setup,shutdown}(), which are serialized by a
- * combination of devc->open_sema and devc->io_sema.
+ * combination of devc->open_mutex and devc->io_mutex.
*/
typedef struct vwsnd_port {
@@ -1507,9 +1508,9 @@ typedef struct vwsnd_dev {
int audio_minor; /* minor number of audio device */
int mixer_minor; /* minor number of mixer device */
- struct semaphore open_sema;
- struct semaphore io_sema;
- struct semaphore mix_sema;
+ struct mutex open_mutex;
+ struct mutex io_mutex;
+ struct mutex mix_mutex;
mode_t open_mode;
wait_queue_head_t open_wait;
@@ -1633,7 +1634,7 @@ static __inline__ unsigned int swb_inc_i(vwsnd_port_t *port, int inc)
* mode-setting ioctls have been done, but before the first I/O is
* done.
*
- * Locking: called with devc->io_sema held.
+ * Locking: called with devc->io_mutex held.
*
* Returns 0 on success, -errno on failure.
*/
@@ -2319,9 +2320,9 @@ static ssize_t vwsnd_audio_read(struct file *file,
vwsnd_dev_t *devc = file->private_data;
ssize_t ret;
- down(&devc->io_sema);
+ mutex_lock(&devc->io_mutex);
ret = vwsnd_audio_do_read(file, buffer, count, ppos);
- up(&devc->io_sema);
+ mutex_unlock(&devc->io_mutex);
return ret;
}
@@ -2394,9 +2395,9 @@ static ssize_t vwsnd_audio_write(struct file *file,
vwsnd_dev_t *devc = file->private_data;
ssize_t ret;
- down(&devc->io_sema);
+ mutex_lock(&devc->io_mutex);
ret = vwsnd_audio_do_write(file, buffer, count, ppos);
- up(&devc->io_sema);
+ mutex_unlock(&devc->io_mutex);
return ret;
}
@@ -2891,9 +2892,9 @@ static int vwsnd_audio_ioctl(struct inode *inode,
vwsnd_dev_t *devc = (vwsnd_dev_t *) file->private_data;
int ret;
- down(&devc->io_sema);
+ mutex_lock(&devc->io_mutex);
ret = vwsnd_audio_do_ioctl(inode, file, cmd, arg);
- up(&devc->io_sema);
+ mutex_unlock(&devc->io_mutex);
return ret;
}
@@ -2929,9 +2930,9 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
return -ENODEV;
}
- down(&devc->open_sema);
+ mutex_lock(&devc->open_mutex);
while (devc->open_mode & file->f_mode) {
- up(&devc->open_sema);
+ mutex_unlock(&devc->open_mutex);
if (file->f_flags & O_NONBLOCK) {
DEC_USE_COUNT;
return -EBUSY;
@@ -2941,10 +2942,10 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
DEC_USE_COUNT;
return -ERESTARTSYS;
}
- down(&devc->open_sema);
+ mutex_lock(&devc->open_mutex);
}
devc->open_mode |= file->f_mode & (FMODE_READ | FMODE_WRITE);
- up(&devc->open_sema);
+ mutex_unlock(&devc->open_mutex);
/* get default sample format from minor number. */
@@ -2960,7 +2961,7 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
/* Initialize vwsnd_ports. */
- down(&devc->io_sema);
+ mutex_lock(&devc->io_mutex);
{
if (file->f_mode & FMODE_READ) {
devc->rport.swstate = SW_INITIAL;
@@ -2987,7 +2988,7 @@ static int vwsnd_audio_open(struct inode *inode, struct file *file)
devc->wport.frag_count = 0;
}
}
- up(&devc->io_sema);
+ mutex_unlock(&devc->io_mutex);
file->private_data = devc;
DBGRV();
@@ -3005,7 +3006,7 @@ static int vwsnd_audio_release(struct inode *inode, struct file *file)
int err = 0;
lock_kernel();
- down(&devc->io_sema);
+ mutex_lock(&devc->io_mutex);
{
DBGEV("(inode=0x%p, file=0x%p)\n", inode, file);
@@ -3022,13 +3023,13 @@ static int vwsnd_audio_release(struct inode *inode, struct file *file)
if (wport)
wport->swstate = SW_OFF;
}
- up(&devc->io_sema);
+ mutex_unlock(&devc->io_mutex);
- down(&devc->open_sema);
+ mutex_lock(&devc->open_mutex);
{
devc->open_mode &= ~file->f_mode;
}
- up(&devc->open_sema);
+ mutex_unlock(&devc->open_mutex);
wake_up(&devc->open_wait);
DEC_USE_COUNT;
DBGR();
@@ -3213,7 +3214,7 @@ static int vwsnd_mixer_ioctl(struct inode *ioctl,
DBGEV("(devc=0x%p, cmd=0x%x, arg=0x%lx)\n", devc, cmd, arg);
- down(&devc->mix_sema);
+ mutex_lock(&devc->mix_mutex);
{
if ((cmd & ~nrmask) == MIXER_READ(0))
retval = mixer_read_ioctl(devc, nr, (void __user *) arg);
@@ -3222,7 +3223,7 @@ static int vwsnd_mixer_ioctl(struct inode *ioctl,
else
retval = -EINVAL;
}
- up(&devc->mix_sema);
+ mutex_unlock(&devc->mix_mutex);
return retval;
}
@@ -3376,9 +3377,9 @@ static int __init attach_vwsnd(struct address_info *hw_config)
/* Initialize as much of *devc as possible */
- init_MUTEX(&devc->open_sema);
- init_MUTEX(&devc->io_sema);
- init_MUTEX(&devc->mix_sema);
+ mutex_init(&devc->open_mutex);
+ mutex_init(&devc->io_mutex);
+ mutex_init(&devc->mix_mutex);
devc->open_mode = 0;
spin_lock_init(&devc->rport.lock);
init_waitqueue_head(&devc->rport.queue);
diff --git a/sound/oss/ymfpci.c b/sound/oss/ymfpci.c
index f8bd72e46f57..bf90c124a7e6 100644
--- a/sound/oss/ymfpci.c
+++ b/sound/oss/ymfpci.c
@@ -1918,10 +1918,10 @@ static int ymf_open(struct inode *inode, struct file *file)
if (unit == NULL)
return -ENODEV;
- down(&unit->open_sem);
+ mutex_lock(&unit->open_mutex);
if ((state = ymf_state_alloc(unit)) == NULL) {
- up(&unit->open_sem);
+ mutex_unlock(&unit->open_mutex);
return -ENOMEM;
}
list_add_tail(&state->chain, &unit->states);
@@ -1956,7 +1956,7 @@ static int ymf_open(struct inode *inode, struct file *file)
ymfpci_writeb(unit, YDSXGR_TIMERCTRL,
(YDSXGR_TIMERCTRL_TEN|YDSXGR_TIMERCTRL_TIEN));
#endif
- up(&unit->open_sem);
+ mutex_unlock(&unit->open_mutex);
return nonseekable_open(inode, file);
@@ -1974,7 +1974,7 @@ static int ymf_open(struct inode *inode, struct file *file)
list_del(&state->chain);
kfree(state);
- up(&unit->open_sem);
+ mutex_unlock(&unit->open_mutex);
return err;
}
@@ -1987,7 +1987,7 @@ static int ymf_release(struct inode *inode, struct file *file)
ymfpci_writeb(unit, YDSXGR_TIMERCTRL, 0);
#endif
- down(&unit->open_sem);
+ mutex_lock(&unit->open_mutex);
/*
* XXX Solve the case of O_NONBLOCK close - don't deallocate here.
@@ -2004,7 +2004,7 @@ static int ymf_release(struct inode *inode, struct file *file)
file->private_data = NULL; /* Can you tell I programmed Solaris */
kfree(state);
- up(&unit->open_sem);
+ mutex_unlock(&unit->open_mutex);
return 0;
}
@@ -2532,7 +2532,7 @@ static int __devinit ymf_probe_one(struct pci_dev *pcidev, const struct pci_devi
spin_lock_init(&codec->reg_lock);
spin_lock_init(&codec->voice_lock);
spin_lock_init(&codec->ac97_lock);
- init_MUTEX(&codec->open_sem);
+ mutex_init(&codec->open_mutex);
INIT_LIST_HEAD(&codec->states);
codec->pci = pcidev;
diff --git a/sound/oss/ymfpci.h b/sound/oss/ymfpci.h
index f810a100c641..ac1785f2b7e7 100644
--- a/sound/oss/ymfpci.h
+++ b/sound/oss/ymfpci.h
@@ -22,6 +22,7 @@
*
*/
#include <linux/config.h>
+#include <linux/mutex.h>
/*
* Direct registers
@@ -279,7 +280,7 @@ struct ymf_unit {
/* soundcore stuff */
int dev_audio;
- struct semaphore open_sem;
+ struct mutex open_mutex;
struct list_head ymf_devs;
struct list_head states; /* List of states for this unit */
commit 82d4dc5adb0055393248ad4ab8de392fac708a12
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:38 2006 -0800
[PATCH] sem2mutex: drivers/block/nbd.c
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Paul Clements <Paul.Clements@steeleye.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 6997d8e6bfb5..a9bde30dadad 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -459,9 +459,9 @@ static void do_nbd_request(request_queue_t * q)
req->errors = 0;
spin_unlock_irq(q->queue_lock);
- down(&lo->tx_lock);
+ mutex_lock(&lo->tx_lock);
if (unlikely(!lo->sock)) {
- up(&lo->tx_lock);
+ mutex_unlock(&lo->tx_lock);
printk(KERN_ERR "%s: Attempted send on closed socket\n",
lo->disk->disk_name);
req->errors++;
@@ -484,7 +484,7 @@ static void do_nbd_request(request_queue_t * q)
}
lo->active_req = NULL;
- up(&lo->tx_lock);
+ mutex_unlock(&lo->tx_lock);
wake_up_all(&lo->active_wq);
spin_lock_irq(q->queue_lock);
@@ -534,9 +534,9 @@ static int nbd_ioctl(struct inode *inode, struct file *file,
case NBD_CLEAR_SOCK:
error = 0;
- down(&lo->tx_lock);
+ mutex_lock(&lo->tx_lock);
lo->sock = NULL;
- up(&lo->tx_lock);
+ mutex_unlock(&lo->tx_lock);
file = lo->file;
lo->file = NULL;
nbd_clear_que(lo);
@@ -590,7 +590,7 @@ static int nbd_ioctl(struct inode *inode, struct file *file,
* FIXME: This code is duplicated from sys_shutdown, but
* there should be a more generic interface rather than
* calling socket ops directly here */
- down(&lo->tx_lock);
+ mutex_lock(&lo->tx_lock);
if (lo->sock) {
printk(KERN_WARNING "%s: shutting down socket\n",
lo->disk->disk_name);
@@ -598,7 +598,7 @@ static int nbd_ioctl(struct inode *inode, struct file *file,
SEND_SHUTDOWN|RCV_SHUTDOWN);
lo->sock = NULL;
}
- up(&lo->tx_lock);
+ mutex_unlock(&lo->tx_lock);
file = lo->file;
lo->file = NULL;
nbd_clear_que(lo);
@@ -683,7 +683,7 @@ static int __init nbd_init(void)
nbd_dev[i].flags = 0;
spin_lock_init(&nbd_dev[i].queue_lock);
INIT_LIST_HEAD(&nbd_dev[i].queue_head);
- init_MUTEX(&nbd_dev[i].tx_lock);
+ mutex_init(&nbd_dev[i].tx_lock);
init_waitqueue_head(&nbd_dev[i].active_wq);
nbd_dev[i].blksize = 1024;
nbd_dev[i].bytesize = 0x7ffffc00ULL << 10; /* 2TB */
diff --git a/include/linux/nbd.h b/include/linux/nbd.h
index f95d51fae733..a6ce409ec6fc 100644
--- a/include/linux/nbd.h
+++ b/include/linux/nbd.h
@@ -38,6 +38,7 @@ enum {
#ifdef __KERNEL__
#include <linux/wait.h>
+#include <linux/mutex.h>
/* values for flags field */
#define NBD_READ_ONLY 0x0001
@@ -57,7 +58,7 @@ struct nbd_device {
struct request *active_req;
wait_queue_head_t active_wq;
- struct semaphore tx_lock;
+ struct mutex tx_lock;
struct gendisk *disk;
int blksize;
u64 bytesize;
commit f85221dd74f2708b78a2aa54de59944e44206d0e
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:38 2006 -0800
[PATCH] sem2mutex: drivers/block/loop.c
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 0010704739e3..74bf0255e98f 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1144,7 +1144,7 @@ static int lo_ioctl(struct inode * inode, struct file * file,
struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
int err;
- down(&lo->lo_ctl_mutex);
+ mutex_lock(&lo->lo_ctl_mutex);
switch (cmd) {
case LOOP_SET_FD:
err = loop_set_fd(lo, file, inode->i_bdev, arg);
@@ -1170,7 +1170,7 @@ static int lo_ioctl(struct inode * inode, struct file * file,
default:
err = lo->ioctl ? lo->ioctl(lo, cmd, arg) : -EINVAL;
}
- up(&lo->lo_ctl_mutex);
+ mutex_unlock(&lo->lo_ctl_mutex);
return err;
}
@@ -1178,9 +1178,9 @@ static int lo_open(struct inode *inode, struct file *file)
{
struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
- down(&lo->lo_ctl_mutex);
+ mutex_lock(&lo->lo_ctl_mutex);
lo->lo_refcnt++;
- up(&lo->lo_ctl_mutex);
+ mutex_unlock(&lo->lo_ctl_mutex);
return 0;
}
@@ -1189,9 +1189,9 @@ static int lo_release(struct inode *inode, struct file *file)
{
struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
- down(&lo->lo_ctl_mutex);
+ mutex_lock(&lo->lo_ctl_mutex);
--lo->lo_refcnt;
- up(&lo->lo_ctl_mutex);
+ mutex_unlock(&lo->lo_ctl_mutex);
return 0;
}
@@ -1233,12 +1233,12 @@ int loop_unregister_transfer(int number)
xfer_funcs[n] = NULL;
for (lo = &loop_dev[0]; lo < &loop_dev[max_loop]; lo++) {
- down(&lo->lo_ctl_mutex);
+ mutex_lock(&lo->lo_ctl_mutex);
if (lo->lo_encryption == xfer)
loop_release_xfer(lo);
- up(&lo->lo_ctl_mutex);
+ mutex_unlock(&lo->lo_ctl_mutex);
}
return 0;
@@ -1285,7 +1285,7 @@ static int __init loop_init(void)
lo->lo_queue = blk_alloc_queue(GFP_KERNEL);
if (!lo->lo_queue)
goto out_mem4;
- init_MUTEX(&lo->lo_ctl_mutex);
+ mutex_init(&lo->lo_ctl_mutex);
init_completion(&lo->lo_done);
init_completion(&lo->lo_bh_done);
lo->lo_number = i;
diff --git a/include/linux/loop.h b/include/linux/loop.h
index f96506782ebe..e76c7611d6cc 100644
--- a/include/linux/loop.h
+++ b/include/linux/loop.h
@@ -17,6 +17,7 @@
#include <linux/bio.h>
#include <linux/blkdev.h>
#include <linux/spinlock.h>
+#include <linux/mutex.h>
/* Possible states of device */
enum {
@@ -60,7 +61,7 @@ struct loop_device {
int lo_state;
struct completion lo_done;
struct completion lo_bh_done;
- struct semaphore lo_ctl_mutex;
+ struct mutex lo_ctl_mutex;
int lo_pending;
request_queue_t *lo_queue;
commit 0ac1759abc69fb62438c30a7e422f628a1120d67
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:37 2006 -0800
[PATCH] sem2mutex: fs/seq_file.c
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 7c40570b71dc..555b9ac04c25 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -37,7 +37,7 @@ int seq_open(struct file *file, struct seq_operations *op)
file->private_data = p;
}
memset(p, 0, sizeof(*p));
- sema_init(&p->sem, 1);
+ mutex_init(&p->lock);
p->op = op;
/*
@@ -71,7 +71,7 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
void *p;
int err = 0;
- down(&m->sem);
+ mutex_lock(&m->lock);
/*
* seq_file->op->..m_start/m_stop/m_next may do special actions
* or optimisations based on the file->f_version, so we want to
@@ -164,7 +164,7 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos)
else
*ppos += copied;
file->f_version = m->version;
- up(&m->sem);
+ mutex_unlock(&m->lock);
return copied;
Enomem:
err = -ENOMEM;
@@ -237,7 +237,7 @@ loff_t seq_lseek(struct file *file, loff_t offset, int origin)
struct seq_file *m = (struct seq_file *)file->private_data;
long long retval = -EINVAL;
- down(&m->sem);
+ mutex_lock(&m->lock);
m->version = file->f_version;
switch (origin) {
case 1:
@@ -260,7 +260,7 @@ loff_t seq_lseek(struct file *file, loff_t offset, int origin)
}
}
}
- up(&m->sem);
+ mutex_unlock(&m->lock);
file->f_version = m->version;
return retval;
}
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index 850a974ee505..b95f6eb7254c 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -4,7 +4,7 @@
#include <linux/types.h>
#include <linux/string.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
struct seq_operations;
struct file;
@@ -19,7 +19,7 @@ struct seq_file {
size_t count;
loff_t index;
loff_t version;
- struct semaphore sem;
+ struct mutex lock;
struct seq_operations *op;
void *private;
};
commit 7cf34c761db8827818a27e23c50756f8b821a9b0
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:36 2006 -0800
[PATCH] sem2mutex: fs/libfs.c
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/libfs.c b/fs/libfs.c
index 71fd08fa4103..4fdeaceb892c 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -7,6 +7,8 @@
#include <linux/pagemap.h>
#include <linux/mount.h>
#include <linux/vfs.h>
+#include <linux/mutex.h>
+
#include <asm/uaccess.h>
int simple_getattr(struct vfsmount *mnt, struct dentry *dentry,
@@ -530,7 +532,7 @@ struct simple_attr {
char set_buf[24];
void *data;
const char *fmt; /* format for read operation */
- struct semaphore sem; /* protects access to these buffers */
+ struct mutex mutex; /* protects access to these buffers */
};
/* simple_attr_open is called by an actual attribute open file operation
@@ -549,7 +551,7 @@ int simple_attr_open(struct inode *inode, struct file *file,
attr->set = set;
attr->data = inode->u.generic_ip;
attr->fmt = fmt;
- init_MUTEX(&attr->sem);
+ mutex_init(&attr->mutex);
file->private_data = attr;
@@ -575,7 +577,7 @@ ssize_t simple_attr_read(struct file *file, char __user *buf,
if (!attr->get)
return -EACCES;
- down(&attr->sem);
+ mutex_lock(&attr->mutex);
if (*ppos) /* continued read */
size = strlen(attr->get_buf);
else /* first read */
@@ -584,7 +586,7 @@ ssize_t simple_attr_read(struct file *file, char __user *buf,
(unsigned long long)attr->get(attr->data));
ret = simple_read_from_buffer(buf, len, ppos, attr->get_buf, size);
- up(&attr->sem);
+ mutex_unlock(&attr->mutex);
return ret;
}
@@ -602,7 +604,7 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
if (!attr->set)
return -EACCES;
- down(&attr->sem);
+ mutex_lock(&attr->mutex);
ret = -EFAULT;
size = min(sizeof(attr->set_buf) - 1, len);
if (copy_from_user(attr->set_buf, buf, size))
@@ -613,7 +615,7 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
val = simple_strtol(attr->set_buf, NULL, 0);
attr->set(attr->data, val);
out:
- up(&attr->sem);
+ mutex_unlock(&attr->mutex);
return ret;
}
commit 7a7d1cf95408863a657035701606b13644c9f55e
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:35 2006 -0800
[PATCH] sem2mutex: kprobes
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/i386/kernel/kprobes.c b/arch/i386/kernel/kprobes.c
index 694a13997637..7a59050242a7 100644
--- a/arch/i386/kernel/kprobes.c
+++ b/arch/i386/kernel/kprobes.c
@@ -84,9 +84,9 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p)
void __kprobes arch_remove_kprobe(struct kprobe *p)
{
- down(&kprobe_mutex);
+ mutex_lock(&kprobe_mutex);
free_insn_slot(p->ainsn.insn);
- up(&kprobe_mutex);
+ mutex_unlock(&kprobe_mutex);
}
static inline void save_previous_kprobe(struct kprobe_ctlblk *kcb)
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index 258039fb3016..cb1fe5878e8b 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -81,9 +81,9 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p)
void __kprobes arch_remove_kprobe(struct kprobe *p)
{
- down(&kprobe_mutex);
+ mutex_lock(&kprobe_mutex);
free_insn_slot(p->ainsn.insn);
- up(&kprobe_mutex);
+ mutex_unlock(&kprobe_mutex);
}
static inline void prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
diff --git a/arch/x86_64/kernel/kprobes.c b/arch/x86_64/kernel/kprobes.c
index 8b866a8572cf..14f0ced613b6 100644
--- a/arch/x86_64/kernel/kprobes.c
+++ b/arch/x86_64/kernel/kprobes.c
@@ -222,9 +222,9 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p)
void __kprobes arch_remove_kprobe(struct kprobe *p)
{
- down(&kprobe_mutex);
+ mutex_lock(&kprobe_mutex);
free_insn_slot(p->ainsn.insn);
- up(&kprobe_mutex);
+ mutex_unlock(&kprobe_mutex);
}
static inline void save_previous_kprobe(struct kprobe_ctlblk *kcb)
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index 669756bc20a2..778adc0fa640 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -36,6 +36,7 @@
#include <linux/percpu.h>
#include <linux/spinlock.h>
#include <linux/rcupdate.h>
+#include <linux/mutex.h>
#ifdef CONFIG_KPROBES
#include <asm/kprobes.h>
@@ -152,7 +153,7 @@ struct kretprobe_instance {
};
extern spinlock_t kretprobe_lock;
-extern struct semaphore kprobe_mutex;
+extern struct mutex kprobe_mutex;
extern int arch_prepare_kprobe(struct kprobe *p);
extern void arch_arm_kprobe(struct kprobe *p);
extern void arch_disarm_kprobe(struct kprobe *p);
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index fef1af8a73ce..1fb9f753ef60 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -48,7 +48,7 @@
static struct hlist_head kprobe_table[KPROBE_TABLE_SIZE];
static struct hlist_head kretprobe_inst_table[KPROBE_TABLE_SIZE];
-DECLARE_MUTEX(kprobe_mutex); /* Protects kprobe_table */
+DEFINE_MUTEX(kprobe_mutex); /* Protects kprobe_table */
DEFINE_SPINLOCK(kretprobe_lock); /* Protects kretprobe_inst_table */
static DEFINE_PER_CPU(struct kprobe *, kprobe_instance) = NULL;
@@ -460,7 +460,7 @@ static int __kprobes __register_kprobe(struct kprobe *p,
}
p->nmissed = 0;
- down(&kprobe_mutex);
+ mutex_lock(&kprobe_mutex);
old_p = get_kprobe(p->addr);
if (old_p) {
ret = register_aggr_kprobe(old_p, p);
@@ -477,7 +477,7 @@ static int __kprobes __register_kprobe(struct kprobe *p,
arch_arm_kprobe(p);
out:
- up(&kprobe_mutex);
+ mutex_unlock(&kprobe_mutex);
if (ret && probed_mod)
module_put(probed_mod);
@@ -496,10 +496,10 @@ void __kprobes unregister_kprobe(struct kprobe *p)
struct kprobe *old_p, *list_p;
int cleanup_p;
- down(&kprobe_mutex);
+ mutex_lock(&kprobe_mutex);
old_p = get_kprobe(p->addr);
if (unlikely(!old_p)) {
- up(&kprobe_mutex);
+ mutex_unlock(&kprobe_mutex);
return;
}
if (p != old_p) {
@@ -507,7 +507,7 @@ void __kprobes unregister_kprobe(struct kprobe *p)
if (list_p == p)
/* kprobe p is a valid probe */
goto valid_p;
- up(&kprobe_mutex);
+ mutex_unlock(&kprobe_mutex);
return;
}
valid_p:
@@ -523,7 +523,7 @@ void __kprobes unregister_kprobe(struct kprobe *p)
cleanup_p = 0;
}
- up(&kprobe_mutex);
+ mutex_unlock(&kprobe_mutex);
synchronize_sched();
if (p->mod_refcounted &&
commit f24075bd0c1cd1cc2cf86d394f960aa0401de573
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:34 2006 -0800
[PATCH] sem2mutex: iprune
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/inode.c b/fs/inode.c
index 603e93ef0c6f..25967b67903d 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -84,14 +84,14 @@ static struct hlist_head *inode_hashtable;
DEFINE_SPINLOCK(inode_lock);
/*
- * iprune_sem provides exclusion between the kswapd or try_to_free_pages
+ * iprune_mutex provides exclusion between the kswapd or try_to_free_pages
* icache shrinking path, and the umount path. Without this exclusion,
* by the time prune_icache calls iput for the inode whose pages it has
* been invalidating, or by the time it calls clear_inode & destroy_inode
* from its final dispose_list, the struct super_block they refer to
* (for inode->i_sb->s_op) may already have been freed and reused.
*/
-DECLARE_MUTEX(iprune_sem);
+DEFINE_MUTEX(iprune_mutex);
/*
* Statistics gathering..
@@ -319,7 +319,7 @@ static int invalidate_list(struct list_head *head, struct list_head *dispose)
/*
* We can reschedule here without worrying about the list's
* consistency because the per-sb list of inodes must not
- * change during umount anymore, and because iprune_sem keeps
+ * change during umount anymore, and because iprune_mutex keeps
* shrink_icache_memory() away.
*/
cond_resched_lock(&inode_lock);
@@ -355,14 +355,14 @@ int invalidate_inodes(struct super_block * sb)
int busy;
LIST_HEAD(throw_away);
- down(&iprune_sem);
+ mutex_lock(&iprune_mutex);
spin_lock(&inode_lock);
inotify_unmount_inodes(&sb->s_inodes);
busy = invalidate_list(&sb->s_inodes, &throw_away);
spin_unlock(&inode_lock);
dispose_list(&throw_away);
- up(&iprune_sem);
+ mutex_unlock(&iprune_mutex);
return busy;
}
@@ -377,7 +377,7 @@ int __invalidate_device(struct block_device *bdev)
if (sb) {
/*
* no need to lock the super, get_super holds the
- * read semaphore so the filesystem cannot go away
+ * read mutex so the filesystem cannot go away
* under us (->put_super runs with the write lock
* hold).
*/
@@ -423,7 +423,7 @@ static void prune_icache(int nr_to_scan)
int nr_scanned;
unsigned long reap = 0;
- down(&iprune_sem);
+ mutex_lock(&iprune_mutex);
spin_lock(&inode_lock);
for (nr_scanned = 0; nr_scanned < nr_to_scan; nr_scanned++) {
struct inode *inode;
@@ -459,7 +459,7 @@ static void prune_icache(int nr_to_scan)
spin_unlock(&inode_lock);
dispose_list(&freeable);
- up(&iprune_sem);
+ mutex_unlock(&iprune_mutex);
if (current_is_kswapd())
mod_page_state(kswapd_inodesteal, reap);
diff --git a/fs/inotify.c b/fs/inotify.c
index 60d9653d55b7..0ee39ef591c6 100644
--- a/fs/inotify.c
+++ b/fs/inotify.c
@@ -54,7 +54,7 @@ int inotify_max_queued_events;
* Lock ordering:
*
* dentry->d_lock (used to keep d_move() away from dentry->d_parent)
- * iprune_sem (synchronize shrink_icache_memory())
+ * iprune_mutex (synchronize shrink_icache_memory())
* inode_lock (protects the super_block->s_inodes list)
* inode->inotify_mutex (protects inode->inotify_watches and watches->i_list)
* inotify_dev->mutex (protects inotify_device and watches->d_list)
@@ -569,7 +569,7 @@ EXPORT_SYMBOL_GPL(inotify_get_cookie);
* @list: list of inodes being unmounted (sb->s_inodes)
*
* Called with inode_lock held, protecting the unmounting super block's list
- * of inodes, and with iprune_sem held, keeping shrink_icache_memory() at bay.
+ * of inodes, and with iprune_mutex held, keeping shrink_icache_memory() at bay.
* We temporarily drop inode_lock, however, and CAN block.
*/
void inotify_unmount_inodes(struct list_head *list)
@@ -618,7 +618,7 @@ void inotify_unmount_inodes(struct list_head *list)
* We can safely drop inode_lock here because we hold
* references on both inode and next_i. Also no new inodes
* will be added since the umount has begun. Finally,
- * iprune_sem keeps shrink_icache_memory() away.
+ * iprune_mutex keeps shrink_icache_memory() away.
*/
spin_unlock(&inode_lock);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 0f71ee730127..8fd8d9b90b00 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1534,7 +1534,7 @@ extern void destroy_inode(struct inode *);
extern struct inode *new_inode(struct super_block *);
extern int remove_suid(struct dentry *);
extern void remove_dquot_ref(struct super_block *, int, struct list_head *);
-extern struct semaphore iprune_sem;
+extern struct mutex iprune_mutex;
extern void __insert_inode_hash(struct inode *, unsigned long hashval);
extern void remove_inode_hash(struct inode *);
commit 70522e121a521aa09bd0f4e62e1aa68708b798e1
Author: Ingo Molnar <mingo@elte.hu>
Date: Thu Mar 23 03:00:31 2006 -0800
[PATCH] sem2mutex: tty
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c
index ccad7ae94541..ede365d05387 100644
--- a/drivers/char/n_tty.c
+++ b/drivers/char/n_tty.c
@@ -132,7 +132,7 @@ static void put_tty_queue(unsigned char c, struct tty_struct *tty)
* We test the TTY_THROTTLED bit first so that it always
* indicates the current state. The decision about whether
* it is worth allowing more input has been taken by the caller.
- * Can sleep, may be called under the atomic_read semaphore but
+ * Can sleep, may be called under the atomic_read_lock mutex but
* this is not guaranteed.
*/
@@ -1132,7 +1132,7 @@ static inline int input_available_p(struct tty_struct *tty, int amt)
* buffer, and once to drain the space from the (physical) beginning of
* the buffer to head pointer.
*
- * Called under the tty->atomic_read sem and with TTY_DONT_FLIP set
+ * Called under the tty->atomic_read_lock sem and with TTY_DONT_FLIP set
*
*/
@@ -1262,11 +1262,11 @@ static ssize_t read_chan(struct tty_struct *tty, struct file *file,
* Internal serialization of reads.
*/
if (file->f_flags & O_NONBLOCK) {
- if (down_trylock(&tty->atomic_read))
+ if (!mutex_trylock(&tty->atomic_read_lock))
return -EAGAIN;
}
else {
- if (down_interruptible(&tty->atomic_read))
+ if (mutex_lock_interruptible(&tty->atomic_read_lock))
return -ERESTARTSYS;
}
@@ -1393,7 +1393,7 @@ static ssize_t read_chan(struct tty_struct *tty, struct file *file,
timeout = time;
}
clear_bit(TTY_DONT_FLIP, &tty->flags);
- up(&tty->atomic_read);
+ mutex_unlock(&tty->atomic_read_lock);
remove_wait_queue(&tty->read_wait, &wait);
if (!waitqueue_active(&tty->read_wait))
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 53d3d066554e..76592ee1fb38 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -130,7 +130,7 @@ LIST_HEAD(tty_drivers); /* linked list of tty drivers */
/* Semaphore to protect creating and releasing a tty. This is shared with
vt.c for deeply disgusting hack reasons */
-DECLARE_MUTEX(tty_sem);
+DEFINE_MUTEX(tty_mutex);
#ifdef CONFIG_UNIX98_PTYS
extern struct tty_driver *ptm_driver; /* Unix98 pty masters; for /dev/ptmx */
@@ -1188,11 +1188,11 @@ void disassociate_ctty(int on_exit)
lock_kernel();
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
tty = current->signal->tty;
if (tty) {
tty_pgrp = tty->pgrp;
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
if (on_exit && tty->driver->type != TTY_DRIVER_TYPE_PTY)
tty_vhangup(tty);
} else {
@@ -1200,7 +1200,7 @@ void disassociate_ctty(int on_exit)
kill_pg(current->signal->tty_old_pgrp, SIGHUP, on_exit);
kill_pg(current->signal->tty_old_pgrp, SIGCONT, on_exit);
}
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
unlock_kernel();
return;
}
@@ -1211,7 +1211,7 @@ void disassociate_ctty(int on_exit)
}
/* Must lock changes to tty_old_pgrp */
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
current->signal->tty_old_pgrp = 0;
tty->session = 0;
tty->pgrp = -1;
@@ -1222,7 +1222,7 @@ void disassociate_ctty(int on_exit)
p->signal->tty = NULL;
} while_each_task_pid(current->signal->session, PIDTYPE_SID, p);
read_unlock(&tasklist_lock);
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
unlock_kernel();
}
@@ -1306,7 +1306,7 @@ static inline ssize_t do_tty_write(
ssize_t ret = 0, written = 0;
unsigned int chunk;
- if (down_interruptible(&tty->atomic_write)) {
+ if (mutex_lock_interruptible(&tty->atomic_write_lock)) {
return -ERESTARTSYS;
}
@@ -1329,7 +1329,7 @@ static inline ssize_t do_tty_write(
if (count < chunk)
chunk = count;
- /* write_buf/write_cnt is protected by the atomic_write semaphore */
+ /* write_buf/write_cnt is protected by the atomic_write_lock mutex */
if (tty->write_cnt < chunk) {
unsigned char *buf;
@@ -1338,7 +1338,7 @@ static inline ssize_t do_tty_write(
buf = kmalloc(chunk, GFP_KERNEL);
if (!buf) {
- up(&tty->atomic_write);
+ mutex_unlock(&tty->atomic_write_lock);
return -ENOMEM;
}
kfree(tty->write_buf);
@@ -1374,7 +1374,7 @@ static inline ssize_t do_tty_write(
inode->i_mtime = current_fs_time(inode->i_sb);
ret = written;
}
- up(&tty->atomic_write);
+ mutex_unlock(&tty->atomic_write_lock);
return ret;
}
@@ -1442,8 +1442,8 @@ static inline void tty_line_name(struct tty_driver *driver, int index, char *p)
/*
* WSH 06/09/97: Rewritten to remove races and properly clean up after a
- * failed open. The new code protects the open with a semaphore, so it's
- * really quite straightforward. The semaphore locking can probably be
+ * failed open. The new code protects the open with a mutex, so it's
+ * really quite straightforward. The mutex locking can probably be
* relaxed for the (most common) case of reopening a tty.
*/
static int init_dev(struct tty_driver *driver, int idx,
@@ -1640,7 +1640,7 @@ static int init_dev(struct tty_driver *driver, int idx,
success:
*ret_tty = tty;
- /* All paths come through here to release the semaphore */
+ /* All paths come through here to release the mutex */
end_init:
return retval;
@@ -1837,7 +1837,7 @@ static void release_dev(struct file * filp)
/* Guard against races with tty->count changes elsewhere and
opens on /dev/tty */
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
tty_closing = tty->count <= 1;
o_tty_closing = o_tty &&
(o_tty->count <= (pty_master ? 1 : 0));
@@ -1868,7 +1868,7 @@ static void release_dev(struct file * filp)
printk(KERN_WARNING "release_dev: %s: read/write wait queue "
"active!\n", tty_name(tty, buf));
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
schedule();
}
@@ -1934,7 +1934,7 @@ static void release_dev(struct file * filp)
read_unlock(&tasklist_lock);
}
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
/* check whether both sides are closing ... */
if (!tty_closing || (o_tty && !o_tty_closing))
@@ -2040,11 +2040,11 @@ static int tty_open(struct inode * inode, struct file * filp)
index = -1;
retval = 0;
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
if (device == MKDEV(TTYAUX_MAJOR,0)) {
if (!current->signal->tty) {
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
return -ENXIO;
}
driver = current->signal->tty->driver;
@@ -2070,18 +2070,18 @@ static int tty_open(struct inode * inode, struct file * filp)
noctty = 1;
goto got_driver;
}
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
return -ENODEV;
}
driver = get_tty_driver(device, &index);
if (!driver) {
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
return -ENODEV;
}
got_driver:
retval = init_dev(driver, index, &tty);
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
if (retval)
return retval;
@@ -2167,9 +2167,9 @@ static int ptmx_open(struct inode * inode, struct file * filp)
}
up(&allocated_ptys_lock);
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
retval = init_dev(ptm_driver, index, &tty);
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
if (retval)
goto out;
@@ -2915,8 +2915,8 @@ static void initialize_tty_struct(struct tty_struct *tty)
init_waitqueue_head(&tty->write_wait);
init_waitqueue_head(&tty->read_wait);
INIT_WORK(&tty->hangup_work, do_tty_hangup, tty);
- sema_init(&tty->atomic_read, 1);
- sema_init(&tty->atomic_write, 1);
+ mutex_init(&tty->atomic_read_lock);
+ mutex_init(&tty->atomic_write_lock);
spin_lock_init(&tty->read_lock);
INIT_LIST_HEAD(&tty->tty_files);
INIT_WORK(&tty->SAK_work, NULL, NULL);
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 86b31b87eb85..ca4844c527da 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -2489,7 +2489,7 @@ static int con_open(struct tty_struct *tty, struct file *filp)
}
/*
- * We take tty_sem in here to prevent another thread from coming in via init_dev
+ * We take tty_mutex in here to prevent another thread from coming in via init_dev
* and taking a ref against the tty while we're in the process of forgetting
* about it and cleaning things up.
*
@@ -2497,7 +2497,7 @@ static int con_open(struct tty_struct *tty, struct file *filp)
*/
static void con_close(struct tty_struct *tty, struct file *filp)
{
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
acquire_console_sem();
if (tty && tty->count == 1) {
struct vc_data *vc = tty->driver_data;
@@ -2507,15 +2507,15 @@ static void con_close(struct tty_struct *tty, struct file *filp)
tty->driver_data = NULL;
release_console_sem();
vcs_remove_devfs(tty);
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
/*
- * tty_sem is released, but we still hold BKL, so there is
+ * tty_mutex is released, but we still hold BKL, so there is
* still exclusion against init_dev()
*/
return;
}
release_console_sem();
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
}
static void vc_init(struct vc_data *vc, unsigned int rows,
@@ -2869,9 +2869,9 @@ void unblank_screen(void)
}
/*
- * We defer the timer blanking to work queue so it can take the console semaphore
+ * We defer the timer blanking to work queue so it can take the console mutex
* (console operations can still happen at irq time, but only from printk which
- * has the console semaphore. Not perfect yet, but better than no locking
+ * has the console mutex. Not perfect yet, but better than no locking
*/
static void blank_screen_t(unsigned long dummy)
{
diff --git a/include/linux/tty.h b/include/linux/tty.h
index f45cd74e6f24..f13f49afe198 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -24,6 +24,7 @@
#include <linux/tty_driver.h>
#include <linux/tty_ldisc.h>
#include <linux/screen_info.h>
+#include <linux/mutex.h>
#include <asm/system.h>
@@ -231,8 +232,8 @@ struct tty_struct {
int canon_data;
unsigned long canon_head;
unsigned int canon_column;
- struct semaphore atomic_read;
- struct semaphore atomic_write;
+ struct mutex atomic_read_lock;
+ struct mutex atomic_write_lock;
unsigned char *write_buf;
int write_cnt;
spinlock_t read_lock;
@@ -319,8 +320,7 @@ extern void tty_ldisc_put(int);
extern void tty_wakeup(struct tty_struct *tty);
extern void tty_ldisc_flush(struct tty_struct *tty);
-struct semaphore;
-extern struct semaphore tty_sem;
+extern struct mutex tty_mutex;
/* n_tty.c */
extern struct tty_ldisc tty_ldisc_N_TTY;
diff --git a/kernel/exit.c b/kernel/exit.c
index d1e8d500a7e1..8037405e136e 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -345,9 +345,9 @@ void daemonize(const char *name, ...)
exit_mm(current);
set_special_pids(1, 1);
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
current->signal->tty = NULL;
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
/* Block and flush all signals */
sigfillset(&blocked);
diff --git a/kernel/sys.c b/kernel/sys.c
index 4941b9b14b97..c0fcad9f826c 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1227,7 +1227,7 @@ asmlinkage long sys_setsid(void)
struct pid *pid;
int err = -EPERM;
- down(&tty_sem);
+ mutex_lock(&tty_mutex);
write_lock_irq(&tasklist_lock);
pid = find_pid(PIDTYPE_PGID, group_leader->pid);
@@ -1241,7 +1241,7 @@ asmlinkage long sys_setsid(void)
err = process_group(group_leader);
out:
write_unlock_irq(&tasklist_lock);
- up(&tty_sem);
+ mutex_unlock(&tty_mutex);
return err;
}