KVM: MMU: do not need atomicly to set/clear spte
authorXiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Mon, 11 Jul 2011 19:31:28 +0000 (03:31 +0800)
committerAvi Kivity <avi@redhat.com>
Sun, 24 Jul 2011 08:50:37 +0000 (11:50 +0300)
Now, the spte is just from nonprsent to present or present to nonprsent, so
we can use some trick to set/clear spte non-atomicly as linux kernel does

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

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