[PATCH] mutex subsystem, semaphore to mutex: VFS, ->i_sem

This patch converts the inode semaphore to a mutex. I have tested it on
XFS and compiled as much as one can consider on an ia64. Anyway your
luck with it might be different.

Modified-by: Ingo Molnar <mingo@elte.hu>

(finished the conversion)

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/readdir.c b/fs/readdir.c
index b03579bc0210..b6109329b607 100644
--- a/fs/readdir.c
+++ b/fs/readdir.c
@@ -30,13 +30,13 @@ int vfs_readdir(struct file *file, filldir_t filler, void *buf)
         if (res)
                 goto out;
 
-        down(&inode->i_sem);
+        mutex_lock(&inode->i_mutex);
         res = -ENOENT;
         if (!IS_DEADDIR(inode)) {
                 res = file->f_op->readdir(file, buf, filler);
                 file_accessed(file);
         }
-        up(&inode->i_sem);
+        mutex_unlock(&inode->i_mutex);
 out:
         return res;
 }