From: Christian Borntraeger <borntraeger@de.ibm.com>
Date: Thu, 16 Apr 2015 14:58:22 +0000 (+0200)
Subject: KVM: s390: optimize round trip time in request handling
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~138^2~84^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=785dbef407d8b3c82348aba2689e493c752c62ec;p=pandora-kernel.git

KVM: s390: optimize round trip time in request handling

The fast path for a sie exit is that no kvm reqest is pending.
Make an early check to skip all single bit checks.

Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
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