commit | 332b207d65c1d7982489dbb83e5071c95e19eb75 | [log] [tgz] |
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author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | Sun May 15 23:20:27 2011 +0800 |
committer | Avi Kivity <avi@redhat.com> | Tue Jul 12 11:45:02 2011 +0300 |
tree | 5a9917fc3b03b6f1c9d9e1436c89c3bc5f45b636 | |
parent | 96304217a783a65c0923a26f54141cfe7a2a71b5 [diff] |
KVM: MMU: optimize pte write path if don't have protected sp Simply return from kvm_mmu_pte_write path if no shadow page is write-protected, then we can avoid to walk all shadow pages and hold mmu-lock Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>