From: Richard Kennedy <richard@rsk.demon.co.uk>
Date: Mon, 22 Feb 2010 12:49:24 +0000 (+0100)
Subject: cfq: reorder cfq_queue removing padding on 64bit
X-Git-Tag: v2.6.34-rc1~242^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c4081ba5c9f6f7bdffe49e501a8604a2c0797ef9;p=pandora-kernel.git

cfq: reorder cfq_queue removing padding on 64bit

This removes 8 bytes of padding from struct cfq_queue on 64 bit builds,
shrinking it's size to 256 bytes, so fitting into 1 fewer cachelines and
allowing 1 more object/slab in it's kmem_cache.

Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
Reviewed-by: Jeff Moyer <jmoyer@redhat.com>
----
patch against 2.6.33-rc8
tested on x86_64 AMDX2
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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