tree d595b2ea6f153b8e489fd78cdf3bca7ae015abca
parent 9ed5520dd3c9cb79c25f95fce9c57b87637d0fb7
author Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> 1279250830 +0800
committer Avi Kivity <avi@redhat.com> 1280720459 +0300

KVM: MMU: don't atomicly set spte if it's not present

If the old mapping is not present, the spte.a is not lost, so no need
atomic operation to set it

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>