linux-kernel - Re: [PATCH v4 0/5] KVM: x86: flush tlb out of mmu-lock after write protection

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Message-ID: <533158CF.9040303@redhat.com>
Date:	Tue, 25 Mar 2014 11:22:07 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>, gleb@...nel.org
CC:	avi.kivity@...il.com, mtosatti@...hat.com,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH v4 0/5] KVM: x86: flush tlb out of mmu-lock after write
 protection

Il 25/03/2014 04:29, Xiao Guangrong ha scritto:
> Ping......

Hi Xiao, I'll look at these patches soon.  I plan to merge them for 3.16.

Paolo

> On 03/10/2014 10:01 PM, Xiao Guangrong wrote:
>> This patchset is splited from my previous patchset:
>> [PATCH v3 00/15] KVM: MMU: locklessly write-protect
>> that can be found at:
>> https://lkml.org/lkml/2013/10/23/265
>>
>> Changelog v4 :
>> - add more comments for patch 5 and thank for Marcelo's review
>>
>> Xiao Guangrong (5):
>>   Revert "KVM: Simplify kvm->tlbs_dirty handling"
>>   KVM: MMU: properly check last spte in fast_page_fault()
>>   KVM: MMU: lazily drop large spte
>>   KVM: MMU: flush tlb if the spte can be locklessly modified
>>   KVM: MMU: flush tlb out of mmu lock when write-protect the sptes
>>
>>  arch/x86/kvm/mmu.c         | 72 ++++++++++++++++++++++++++++++----------------
>>  arch/x86/kvm/mmu.h         | 14 +++++++++
>>  arch/x86/kvm/paging_tmpl.h |  7 ++---
>>  arch/x86/kvm/x86.c         | 20 ++++++++++---
>>  include/linux/kvm_host.h   |  4 +--
>>  virt/kvm/kvm_main.c        |  5 +++-
>>  6 files changed, 85 insertions(+), 37 deletions(-)
>>
>

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