From: Mike Galbraith <efault@gmx.de>
Date: Fri, 7 Nov 2008 14:26:50 +0000 (+0100)
Subject: sched: fine-tune SD_MC_INIT
X-Git-Tag: v2.6.27.46~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ab0fcb9bdab0106011209d5c8b873bdf0fbd1955;p=pandora-kernel.git

sched: fine-tune SD_MC_INIT

commit 14800984706bf6936bbec5187f736e928be5c218 upstream.

Tune SD_MC_INIT the same way as SD_CPU_INIT:
unset SD_BALANCE_NEWIDLE, and set SD_WAKE_BALANCE.

This improves vmark by 5%:

vmark         132102 125968 125497 messages/sec    avg 127855.66    .984
vmark         139404 131719 131272 messages/sec    avg 134131.66   1.033

Signed-off-by: Mike Galbraith <efault@gmx.de>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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