Re: [PATCH v1 0/2] vpopcntdq support

From: Thomas Gleixner
Date: Mon Jan 16 2017 - 14:43:55 EST


Paolo,

On Tue, 10 Jan 2017, Paolo Bonzini wrote:
> On 10/01/2017 18:34, Piotr Luc wrote:
> > Hi,
> >
> > This patchset adds the support for new CPUID feature bit that announces the
> > vector population count instructions for dwords and qwords.
> >
> > The path 1/2 adds new feature flags and handles clearing the feature bit in
> > case xsave is not enabled.
> >
> > The patch 2/2 enables passing the feature bit to a kvm/quemu guest.
> >
> > The patchset is based on v4.10-rc3.
>
> Thanks. I can use a topic branch for patch 1 to apply patch 2.

git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/cpufeature

contains that patch now (nothing else for now):

06b35d93af0a: x86/cpufeature: Add AVX512_VPOPCNTDQ feature

So you can pull that into your tree as a base for the other one.

Thanks,

tglx