GFS2: fallocate: do not rely on file_update_time to mark the inode dirty

Previously __gfs2_fallocate() relied on file_update_time() marking the
inode dirty, but that's not a safe assumption as that function doesn't
dirty the inode in some cases. Mark the inode dirty explicitly.

Signed-off-by: Andrew Price <anprice@redhat.com>
Signed-off-by: Bob Peterson <rpeterso@redhat.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index cf4ab89159f4..71cd138c0676 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -897,8 +897,8 @@ static long __gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t
 
         if (!(mode & FALLOC_FL_KEEP_SIZE) && (pos + count) > inode->i_size) {
                 i_size_write(inode, pos + count);
-                /* Marks the inode as dirty */
                 file_update_time(file);
+                mark_inode_dirty(inode);
         }
 
         return generic_write_sync(file, pos, count);