Re: [PATCH 0/2] extend page_track for external usage

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On Tue, Oct 25, 2016 at 03:50:41PM +0800, Jike Song wrote:
> page_track is currently used only by KVM internally to protect guest
> page tables. To be used by external user like KVMGT, the callbacks
> should carry more information other than KVM/VCPU, and the symbols
> should be exported.
> 
> Jike Song (2):
>   kvm/page_track: call notifiers with kvm_page_track_notifier_node
>   kvm/page_track: export symbols for external usage
> 
>  arch/x86/include/asm/kvm_page_track.h | 7 +++++--
>  arch/x86/kvm/mmu.c                    | 6 ++++--
>  arch/x86/kvm/page_track.c             | 8 ++++++--
>  3 files changed, 15 insertions(+), 6 deletions(-)

Hi Jike,

What is the plan of providing this functionality to the VFIO based mediated
vendor driver?

JFYI, this is a useful feature that NVIDIA vGPU also needs.

Thanks,
Neo

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