linux-kernel - Re: [PATCH 0/5] KVM: x86: Fix exit handler and emulation bugs

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Message-ID: <536A5896.1000304@redhat.com>
Date:	Wed, 07 May 2014 18:00:22 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Nadav Amit <namit@...technion.ac.il>, mtosatti@...hat.com,
	hpa@...or.com
CC:	gleb@...nel.org, tglx@...utronix.de, mingo@...hat.com,
	x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/5] KVM: x86: Fix exit handler and emulation bugs

Il 07/05/2014 14:32, Nadav Amit ha scritto:
> This series of patches fixes various scenarios in which KVM does not follow x86
> specifications.  Patches #4 and #5 are related; they reflect a new revision of
> the previously submitted patch that dealt with the wrong masking of registers
> in long-mode. Patch #3 is a follow-up to the previously sumbitted patch that
> fixed the wrong reserved page table masks. Patches #3 and #5 were not tested in
> a manner that actually checks the modified behavior. Not all the pathes in
> patch #4 were tested.
>
> Thanks for reviewing the patches.
>
> Nadav Amit (5):
>   KVM: x86: Emulator does not calculate address correctly
>   KVM: vmx: handle_dr does not handle RSP correctly
>   KVM: x86: Mark bit 7 in long-mode PDPTE according to 1GB pages support
>   KVM: x86: Wrong register masking in 64-bit mode
>   KVM: x86: Fix wrong masking on relative jump/call
>
>  arch/x86/kvm/cpuid.h   |  7 +++++++
>  arch/x86/kvm/emulate.c | 47 +++++++++++++++++++++++++++++------------------
>  arch/x86/kvm/mmu.c     |  8 ++++++--
>  arch/x86/kvm/vmx.c     |  2 +-
>  4 files changed, 43 insertions(+), 21 deletions(-)
>

I'll apply patches 2 and 3.  Thanks for your work!

Paolo
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