From: Avi Kivity <avi@qumranet.com>
Date: Thu, 17 Jul 2008 15:04:30 +0000 (+0300)
Subject: KVM: VMX: Avoid vmwrite(HOST_RSP) when possible
X-Git-Tag: v2.6.28-rc1~269^2~110
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=313dbd49dc239205b96da79fba09f7637cf84f3c;p=pandora-kernel.git

KVM: VMX: Avoid vmwrite(HOST_RSP) when possible

Usually HOST_RSP retains its value across guest entries.  Take advantage
of this and avoid a vmwrite() when this is so.

Signed-off-by: Avi Kivity <avi@qumranet.com>
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