From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Date: Thu, 28 Aug 2008 06:05:58 +0000 (+0900)
Subject: block: add blk_rq_aligned helper function
X-Git-Tag: v2.6.28-rc1~733^2~64
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=879040742cf09f2360a9ac41846288707e4e567c;p=pandora-kernel.git

block: add blk_rq_aligned helper function

This adds blk_rq_aligned helper function to see if alignment and
padding requirement is satisfied for DMA transfer. This also converts
blk_rq_map_kern and __blk_rq_map_user to use the helper function.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

Reading git-diff-tree failed