On 05/05/2010 03:19 PM, Xiao Guangrong wrote:
When mapping a new parent to unsync shadow page, we should mark parent's unsync_children bit Reported-by: Marcelo Tosatti<mtosatti@xxxxxxxxxx> Signed-off-by: Xiao Guangrong<xiaoguangrong@xxxxxxxxxxxxxx> --- arch/x86/kvm/mmu.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 97f2ea0..bf35a2f 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -1374,7 +1374,9 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu, if (sp->unsync_children) { set_bit(KVM_REQ_MMU_SYNC,&vcpu->requests); kvm_mmu_mark_parents_unsync(sp); - } + } else if (sp->unsync) + kvm_mmu_mark_parents_unsync(sp); + trace_kvm_mmu_get_page(sp, false); return sp; }
Which patch does this fix? If it wasn't merge yet, please repost with the fix included.
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