tree 0d554cf6ca80fbb2bb1d3ef9b06f2a210a6b171f
parent 48987781eb1d1e8ded41f55cd5806615fda92c6e
author Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> 1282475568 +0800
committer Avi Kivity <avi@redhat.com> 1287910287 +0200

KVM: MMU: prefetch ptes when intercepted guest #PF

Support prefetch ptes when intercept guest #PF, avoid to #PF by later
access

If we meet any failure in the prefetch path, we will exit it and
not try other ptes to avoid become heavy path

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>