Re: [PATCH 1/5] Revert "KVM: x86: Optimize mmio spte zapping when, creating/moving memslot"

Takuya Yoshikawa
2013-03-16T02:07:53Z

On Fri, 15 Mar 2013 23:26:59 +0800
Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> wrote:

> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index d3c4787..61a5bb6 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -6991,7 +6991,7 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
> * mmio sptes.
> */
> if ((change == KVM_MR_CREATE) || (change == KVM_MR_MOVE)) {
> - kvm_mmu_zap_mmio_sptes(kvm);
>

???
+ kvm_mmu_zap_all()

Takuya