From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Date: Wed, 18 Jul 2012 13:37:46 +0000 (+0530)
Subject: KVM: Note down when cpu relax intercepted or pause loop exited
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~15^2~101^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4c088493c8d07e4e27bad53a99dcfdc14cdf45f8;p=pandora-kernel.git

KVM: Note down when cpu relax intercepted or pause loop exited

Noting pause loop exited vcpu or cpu relax intercepted helps in
filtering right candidate to yield. Wrong selection of vcpu;
i.e., a vcpu that just did a pl-exit or cpu relax intercepted may
contribute to performance degradation.

Signed-off-by: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Reviewed-by: Rik van Riel <riel@redhat.com>
Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> # on s390x
Signed-off-by: Avi Kivity <avi@redhat.com>
---

Reading git-diff-tree failed