RE: [PATCH v2 0/4] X86/KVM: enable Intel MPX for KVM

From: Liu, Jinsong
Date: Thu Dec 12 2013 - 00:47:43 EST


Paolo Bonzini wrote:
> Il 11/12/2013 09:31, Liu, Jinsong ha scritto:
>> Paolo, comments for version 2?
>
> I think I commented that it's fine, I'm just waiting for a rebase on
> top of the generic patches.
>
> Paolo
>

Thanks! common MPX definiation patches have been checked in tip tree (both Qiaowei and I use that definiations):
http://git.kernel.org/cgit/linux/kernel/git/tip/tip.git/commit/?id=191f57c137bcce0e3e9313acb77b2f114d15afbb
http://git.kernel.org/cgit/linux/kernel/git/tip/tip.git/commit/?id=e7d820a5e549b3eb6c3f9467507566565646a669

Jinsong

>>
>> Liu, Jinsong wrote:
>>> These patches are version 2 to enalbe Intel MPX for KVM.
>>>
>>> Version 1:
>>> * Add some Intel MPX definiation
>>> * Fix a cpuid(0x0d, 0) exposing bug, dynamic per XCR0 features
>>> enable/disable
>>> * vmx and msr handle for MPX support at KVM
>>> * enalbe MPX feature for guest
>>>
>>> Version 2:
>>> * remove generic MPX definiation, kernel side has add the
>>> definiation
>>> * add MSR_IA32_BNDCFGS to msrs_to_save
>>>
>>> Thanks,
>>> Jinsong
>>>
>>> Liu Jinsong (4):
>>> KVM/X86: Fix xsave cpuid exposing bug
>>> KVM/X86: Intel MPX vmx and msr handle
>>> KVM/X86: add MSR_IA32_BNDCFGS to msrs_to_save
>>> KVM/X86: Enable Intel MPX for guest.
>>>
>>> arch/x86/include/asm/vmx.h | 4 ++++
>>> arch/x86/include/asm/xsave.h | 2 ++
>>> arch/x86/include/uapi/asm/msr-index.h | 1 +
>>> arch/x86/kvm/cpuid.c | 8 ++++----
>>> arch/x86/kvm/vmx.c | 18 ++++++++++++++++--
>>> arch/x86/kvm/x86.c | 12 +++++++++---
>>> arch/x86/kvm/x86.h | 3 ++-
>>> 7 files changed, 38 insertions(+), 10 deletions(-)

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