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

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Date:	Tue, 25 Mar 2014 11:29:49 +0800
From:	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>
To:	gleb@...nel.org
CC:	avi.kivity@...il.com, mtosatti@...hat.com, pbonzini@...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


Ping......

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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