[PATCH v5 0/5] KVM: x86: flush tlb out of mmu-lock after write protection

[Xiao Guangrong]

Since Marcelo has agreed the comments improving in the off-line mail, i
consider this is his Ack. :) Please let me know If i misunderstood it.

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 v5:
- improve some comments addressing Marcelo's suggestion

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         | 33 +++++++++++++++++++++
 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, 104 insertions(+), 37 deletions(-)

-- 
1.8.1.4

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