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

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Message-ID: <5146C415.7010401@linux.vnet.ibm.com>
Date:	Mon, 18 Mar 2013 15:36:53 +0800
From:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
To:	Takuya Yoshikawa <takuya.yoshikawa@...il.com>
CC:	Marcelo Tosatti <mtosatti@...hat.com>,
	Gleb Natapov <gleb@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>, KVM <kvm@...r.kernel.org>
Subject: Re: [PATCH 1/5] Revert "KVM: x86: Optimize mmio spte zapping when,
 creating/moving memslot"

On 03/16/2013 10:07 AM, Takuya Yoshikawa wrote:
> On Fri, 15 Mar 2013 23:26:59 +0800
> Xiao Guangrong <xiaoguangrong@...ux.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()

Ouch, this is a stupid copy-paste error. It looks like that i should
use git send-mail.

Thank you for pointing this out, Takuya!

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