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

[Paolo Bonzini]

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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