From: Richard Kennedy <richard@rsk.demon.co.uk>
Date: Wed, 3 Dec 2008 11:41:40 +0000 (+0100)
Subject: block: reorder struct bio to remove padding on 64bit
X-Git-Tag: v2.6.29-rc1~569^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ba744d5e290055d171c68067259fcc1e2721f542;p=pandora-kernel.git

block: reorder struct bio to remove padding on 64bit

Remove 8 bytes of padding from struct bio which also removes 16 bytes from
struct bio_pair to make it 248 bytes.  bio_pair then fits into one fewer
cache lines & into a smaller slab.

Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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