[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, 6 insertions, 6 deletions

diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index a91ba4dec936..d4ecc0627716 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -485,10 +485,10 @@ static int ocfs2_remove_inode(struct inode *inode,
                 goto bail;
         }
 
-        down(&inode_alloc_inode->i_sem);
+        mutex_lock(&inode_alloc_inode->i_mutex);
         status = ocfs2_meta_lock(inode_alloc_inode, NULL, &inode_alloc_bh, 1);
         if (status < 0) {
-                up(&inode_alloc_inode->i_sem);
+                mutex_unlock(&inode_alloc_inode->i_mutex);
 
                 mlog_errno(status);
                 goto bail;
@@ -536,7 +536,7 @@ bail_commit:
         ocfs2_commit_trans(handle);
 bail_unlock:
         ocfs2_meta_unlock(inode_alloc_inode, 1);
-        up(&inode_alloc_inode->i_sem);
+        mutex_unlock(&inode_alloc_inode->i_mutex);
         brelse(inode_alloc_bh);
 bail:
         iput(inode_alloc_inode);
@@ -567,10 +567,10 @@ static int ocfs2_wipe_inode(struct inode *inode,
         /* Lock the orphan dir. The lock will be held for the entire
          * delete_inode operation. We do this now to avoid races with
          * recovery completion on other nodes. */
-        down(&orphan_dir_inode->i_sem);
+        mutex_lock(&orphan_dir_inode->i_mutex);
         status = ocfs2_meta_lock(orphan_dir_inode, NULL, &orphan_dir_bh, 1);
         if (status < 0) {
-                up(&orphan_dir_inode->i_sem);
+                mutex_unlock(&orphan_dir_inode->i_mutex);
 
                 mlog_errno(status);
                 goto bail;
@@ -593,7 +593,7 @@ static int ocfs2_wipe_inode(struct inode *inode,
 
 bail_unlock_dir:
         ocfs2_meta_unlock(orphan_dir_inode, 1);
-        up(&orphan_dir_inode->i_sem);
+        mutex_unlock(&orphan_dir_inode->i_mutex);
         brelse(orphan_dir_bh);
 bail:
         iput(orphan_dir_inode);