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, 2 insertions, 2 deletions

diff --git a/drivers/video/fbdev/core/fb_defio.c b/drivers/video/fbdev/core/fb_defio.c
index 3fc63c208d08..57721c73177f 100644
--- a/drivers/video/fbdev/core/fb_defio.c
+++ b/drivers/video/fbdev/core/fb_defio.c
@@ -78,13 +78,13 @@ int fb_deferred_io_fsync(struct file *file, loff_t start, loff_t end, int datasy
 	if (!info->fbdefio)
 		return 0;
 
-	mutex_lock(&inode->i_mutex);
+	inode_lock(inode);
 	/* Kill off the delayed work */
 	cancel_delayed_work_sync(&info->deferred_work);
 
 	/* Run it immediately */
 	schedule_delayed_work(&info->deferred_work, 0);
-	mutex_unlock(&inode->i_mutex);
+	inode_unlock(inode);
 
 	return 0;
 }