[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/ext2/super.c b/fs/ext2/super.c
index 522fa70dd8ea..8d6819846fc9 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1152,7 +1152,7 @@ static ssize_t ext2_quota_write(struct super_block *sb, int type,
         struct buffer_head tmp_bh;
         struct buffer_head *bh;
 
-        down(&inode->i_sem);
+        mutex_lock(&inode->i_mutex);
         while (towrite > 0) {
                 tocopy = sb->s_blocksize - offset < towrite ?
                                 sb->s_blocksize - offset : towrite;
@@ -1189,7 +1189,7 @@ out:
         inode->i_version++;
         inode->i_mtime = inode->i_ctime = CURRENT_TIME;
         mark_inode_dirty(inode);
-        up(&inode->i_sem);
+        mutex_unlock(&inode->i_mutex);
         return len - towrite;
 }