diff options
| author | Ingo Molnar <mingo@elte.hu> | 2006-03-23 14:00:37 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-23 18:38:12 +0300 |
| commit | 0ac1759abc69fb62438c30a7e422f628a1120d67 (patch) | |
| tree | 953fd417cc63bae48245ab03c04123a45e21125e | |
| parent | 7cf34c761db8827818a27e23c50756f8b821a9b0 (diff) | |
| download | linux-0ac1759abc69fb62438c30a7e422f628a1120d67.tar.xz | |
[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>
| -rw-r--r-- | fs/seq_file.c | 10 | ||||
| -rw-r--r-- | include/linux/seq_file.h | 4 |
2 files changed, 7 insertions, 7 deletions
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 @@ Done: 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; }; |