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>

2 files changed, 4 insertions, 4 deletions

diff --git a/fs/afs/flock.c b/fs/afs/flock.c
index 4baf1d2b39e4..d91a9c9cfbd0 100644
--- a/fs/afs/flock.c
+++ b/fs/afs/flock.c
@@ -483,7 +483,7 @@ static int afs_do_getlk(struct file *file, struct file_lock *fl)
 
         fl->fl_type = F_UNLCK;
 
-        mutex_lock(&vnode->vfs_inode.i_mutex);
+        inode_lock(&vnode->vfs_inode);
 
         /* check local lock records first */
         ret = 0;
@@ -505,7 +505,7 @@ static int afs_do_getlk(struct file *file, struct file_lock *fl)
         }
 
 error:
-        mutex_unlock(&vnode->vfs_inode.i_mutex);
+        inode_unlock(&vnode->vfs_inode);
         _leave(" = %d [%hd]", ret, fl->fl_type);
         return ret;
 }
diff --git a/fs/afs/write.c b/fs/afs/write.c
index 0714abcd7f32..dfef94f70667 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -693,7 +693,7 @@ int afs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
         ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
         if (ret)
                 return ret;
-        mutex_lock(&inode->i_mutex);
+        inode_lock(inode);
 
         /* use a writeback record as a marker in the queue - when this reaches
          * the front of the queue, all the outstanding writes are either
@@ -735,7 +735,7 @@ int afs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
         afs_put_writeback(wb);
         _leave(" = %d", ret);
 out:
-        mutex_unlock(&inode->i_mutex);
+        inode_unlock(inode);
         return ret;
 }