wrappers for ->i_mutex access

parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).

Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 3 deletions

diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index 900925b5eb8c..4f5d85ba8e23 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -792,7 +792,7 @@ static ssize_t jfs_quota_write(struct super_block *sb, int type,
         struct buffer_head tmp_bh;
         struct buffer_head *bh;
 
-        mutex_lock(&inode->i_mutex);
+        inode_lock(inode);
         while (towrite > 0) {
                 tocopy = sb->s_blocksize - offset < towrite ?
                                 sb->s_blocksize - offset : towrite;
@@ -824,7 +824,7 @@ static ssize_t jfs_quota_write(struct super_block *sb, int type,
         }
 out:
         if (len == towrite) {
-                mutex_unlock(&inode->i_mutex);
+                inode_unlock(inode);
                 return err;
         }
         if (inode->i_size < off+len-towrite)
@@ -832,7 +832,7 @@ out:
         inode->i_version++;
         inode->i_mtime = inode->i_ctime = CURRENT_TIME;
         mark_inode_dirty(inode);
-        mutex_unlock(&inode->i_mutex);
+        inode_unlock(inode);
         return len - towrite;
 }