From 2b0db7309cf386899741b355efb12ab2742f178c Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 26 Feb 2011 15:19:11 +0100
Subject: [PATCH 1/4] ubi: Read only the vid header instead of the whole page

Improves ubi attach time by ~1/2
---
 drivers/mtd/ubi/io.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -979,7 +979,7 @@ int ubi_io_read_vid_hdr(struct ubi_devic
 
 	p = (char *)vid_hdr - ubi->vid_hdr_shift;
 	err = ubi_io_read(ubi, p, pnum, ubi->vid_hdr_aloffset,
-			  ubi->vid_hdr_alsize);
+			  UBI_VID_HDR_SIZE + ubi->vid_hdr_shift);
 	if (err) {
 		if (err != UBI_IO_BITFLIPS && err != -EBADMSG)
 			return err;