linux-kernel - Re: [PATCH 0/4] KVM: x86: APIC fixes

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Message-ID: <547CABC6.7030309@redhat.com>
Date:	Mon, 01 Dec 2014 18:56:22 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Radim Krčmář <rkrcmar@...hat.com>
CC:	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	Gleb Natapov <gleb@...nel.org>,
	Nadav Amit <namit@...technion.ac.il>
Subject: Re: [PATCH 0/4] KVM: x86: APIC fixes



On 01/12/2014 18:55, Radim Krčmář wrote:
> 2014-12-01 17:22+0100, Paolo Bonzini:
>> On 27/11/2014 20:03, Radim Krčmář wrote:
>>> The interesting one is [3/4], which improves upon a previous CVE fix;
>>> we also handle logical destination wrapping in it, so [2/4] does the
>>> same for physical;  and to make it nicer, [1/4] removes a condition.
>>> [4/4] makes our fast path return true when the message was handled.
>>>
>>> Radim Krčmář (4):
>>>   KVM: x86: deliver phys lowest-prio
>>>   KVM: x86: fix APIC physical destination wrapping
>>>   KVM: x86: allow 256 logical x2APICs again
>>>   KVM: x86: don't retry hopeless APIC delivery
>>>
>>>  arch/x86/kvm/lapic.c | 20 +++++++++++---------
>>>  arch/x86/kvm/lapic.h |  2 --
>>>  2 files changed, 11 insertions(+), 11 deletions(-)
>>>
>>
>> So the order should be 1/2/5/3/4, right?
> 
> It would be safer, thank you.
> 
> (And when I look at it now, [4/4] would be better as 1st.)

Ok, applying 4/1/2/5/3.

Paolo
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