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author	Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
	Thu, 22 Sep 2011 09:02:48 +0000 (17:02 +0800)
committer	Avi Kivity <avi@redhat.com>
	Tue, 27 Dec 2011 09:16:50 +0000 (11:16 +0200)
commit	1cb3f3ae5a3855ba430430706da4201ace1d6ec4
tree	1ff844904958cf669c86650da4601eb392f14a91	tree \| snapshot
parent	d5ae7ce835cc89556dc18e2070e754f026402efa	commit \| diff

KVM: x86: retry non-page-table writing instructions

If the emulation is caused by #PF and it is non-page_table writing instruction,
it means the VM-EXIT is caused by shadow page protected, we can zap the shadow
page and retry this instruction directly

The idea is from Avi

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

Domain: System / Kernel;

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arch/x86/include/asm/kvm_emulate.h		diff \| blob \| history
arch/x86/include/asm/kvm_host.h		diff \| blob \| history
arch/x86/kvm/emulate.c		diff \| blob \| history
arch/x86/kvm/mmu.c		diff \| blob \| history
arch/x86/kvm/x86.c		diff \| blob \| history