[Devel] [PATCH 0/6] backporting async_pf injection functionality

Roman Kagan rkagan at virtuozzo.com
Wed Sep 20 17:41:25 MSK 2017


On Wed, Sep 20, 2017 at 05:30:59PM +0300, Denis Plotnikov wrote:
> the patch set is for
> 1. Replace Roman's patch avoiding async_pf injection while in the guest mode with
>    the similar patch from the mainstream for kernel code consistency
> 2. Force a nested vmexit if the injected #PF is async_pf
> 3. Let guest support delivery of async_pf from guest mode
> 
> Denis Plotnikov (1):
>   Revert "kvm/x86: skip async_pf when in guest mode"
> 
> Wanpeng Li (5):
>   KVM: nVMX: Fix exception injection
>   KVM: async_pf: Add L1 guest async_pf #PF vmexit handler
>   KVM: async_pf: Force a nested vmexit if the injected #PF is async_pf
>   KVM: async_pf: avoid async pf injection when in guest mode
>   KVM: async_pf: Let guest support delivery of async_pf from guest mode
> 
>  Documentation/virtual/kvm/msr.txt    |  5 ++--
>  arch/x86/include/asm/kvm_emulate.h   |  1 +
>  arch/x86/include/asm/kvm_host.h      |  4 +++
>  arch/x86/include/uapi/asm/kvm_para.h |  1 +
>  arch/x86/kernel/kvm.c                |  7 ++++-
>  arch/x86/kvm/mmu.c                   | 40 +++++++++++++++++++++++++++--
>  arch/x86/kvm/mmu.h                   |  4 +++
>  arch/x86/kvm/svm.c                   | 50 +++++++++++-------------------------
>  arch/x86/kvm/vmx.c                   | 36 +++++++++++++++++---------
>  arch/x86/kvm/x86.c                   | 20 ++++++++++-----
>  10 files changed, 109 insertions(+), 59 deletions(-)

Briefly skimmed through the series, and it looks OK to me.

Reviewed-by: Roman Kagan <rkagan at virtuozzo.com>


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