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From: Avi Kivity <avi@redhat.com>
To: Mathias Krause <minipli@googlemail.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/8] KVM: x86 emulator: use aligned variants of SSE register ops
Date: Wed, 05 Sep 2012 12:43:07 +0300	[thread overview]
Message-ID: <50471EAB.5060309@redhat.com> (raw)
In-Reply-To: <CA+rthh8T3Y9XAz+J3C7KfeJa_0d9if9GSrhwTNYhPR+RgEnXKg@mail.gmail.com>

On 09/04/2012 03:51 PM, Mathias Krause wrote:
> On Tue, Sep 4, 2012 at 2:13 PM, Avi Kivity <avi@redhat.com> wrote:
>> On 09/04/2012 03:09 PM, Avi Kivity wrote:
>>> On 08/30/2012 02:30 AM, Mathias Krause wrote:
>>>> As the the compiler ensures that the memory operand is always aligned
>>>> to a 16 byte memory location,
>>>
>>> I'm not sure it does.  Is V4SI aligned?  Do we use alignof() to
>>> propagate the alignment to the vcpu allocation code?
> 
> I checked that to by introducing a dummy char member in struct operand
> that would have misaligned vec_val but, indeed, the compiler ensured
> it's still 16 byte aligned.

Ok.

> 
>>
>> We actually do.  But please rebase the series against next, I got some
>> conflicts while applying.
> 
> If "next" means kvm/next
> (i.e.git://git.kernel.org/pub/scm/virt/kvm/kvm.git#next) here, the
> whole series applies cleanly for me.
> HEAD in kvm/next is 9a78197 "KVM: x86: remove unused variable from
> kvm_task_switch()" here. Albeit the series was build against kvm/next
> at the time as a81aba1 "KVM: VMX: Ignore segment G and D bits when
> considering whether we can virtualize" was HEAD in this branch.
> 
> Could you please retry and show me the conflicts you get?

I tried again and it applies cleanly now, so it must have been a user
error earlier.

All applied, thanks.

-- 
error compiling committee.c: too many arguments to function

  reply	other threads:[~2012-09-05  9:43 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-29 23:30 [PATCH 0/8] KVM: minor cleanups and optimizations Mathias Krause
2012-08-29 23:30 ` [PATCH 1/8] KVM: x86: minor size optimization Mathias Krause
2012-08-29 23:30 ` [PATCH 2/8] KVM: x86 emulator: use aligned variants of SSE register ops Mathias Krause
2012-09-04 12:09   ` Avi Kivity
2012-09-04 12:13     ` Avi Kivity
2012-09-04 12:51       ` Mathias Krause
2012-09-05  9:43         ` Avi Kivity [this message]
2012-08-29 23:30 ` [PATCH 3/8] KVM: x86: mark opcode tables const Mathias Krause
2012-08-29 23:30 ` [PATCH 4/8] KVM: x86: constify emulate_ops Mathias Krause
2012-08-29 23:30 ` [PATCH 5/8] KVM: x86: constify read_write_emulator_ops Mathias Krause
2012-08-29 23:30 ` [PATCH 6/8] KVM: x86: more constification Mathias Krause
2012-08-29 23:30 ` [PATCH 7/8] KVM: VMX: constify lookup tables Mathias Krause
2012-08-29 23:30 ` [PATCH 8/8] KVM: SVM: " Mathias Krause

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