ext4: fix out-of-date comments in extents.c

In this patch, ext4_ext_try_to_merge has been change to merge 
an extent both left and right.  So we need to update the comment
in here.

Signed-off-by: HaiboLiu <HaiboLiu6@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index f1089cba913a..46b5c9fdc96a 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1891,11 +1891,10 @@ has_space:
         nearex->ee_len = newext->ee_len;
 
 merge:
-        /* try to merge extents to the right */
+        /* try to merge extents */
         if (!(flag & EXT4_GET_BLOCKS_PRE_IO))
                 ext4_ext_try_to_merge(inode, path, nearex);
 
-        /* try to merge extents to the left */
 
         /* time to correct all indexes above */
         err = ext4_ext_correct_indexes(handle, inode, path);