Revert "vfs: update ovl inode before relatime check"

This reverts commit 598e3c8f72f5b77c84d2cb26cfd936ffb3cfdbaa.

Overlayfs no longer relies on the vfs correct atime handling.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
diff --git a/include/linux/fs.h b/include/linux/fs.h
index b672099..8f8c9ac 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2088,6 +2088,7 @@ enum file_time_flags {
 	S_VERSION = 8,
 };
 
+extern bool atime_needs_update(const struct path *, struct inode *);
 extern void touch_atime(const struct path *);
 static inline void file_accessed(struct file *file)
 {