Re: [PATCH v5 03/12] Add async PF initialization to PV guest.

From: Christoph Lameter
Date: Mon Aug 23 2010 - 12:08:17 EST


On Mon, 23 Aug 2010, Gleb Natapov wrote:

> > The guest will have to align this on a 64 byte boundary, should this
> > be marked __aligned(64) here?
> >
> I do __aligned(64) when I declare variable of that type:
>
> static DEFINE_PER_CPU(struct kvm_vcpu_pv_apf_data, apf_reason) __aligned(64);

64 byte boundary: You mean cacheline aligned? We have a special define for
that.

DEFINE_PER_CPU_SHARED_ALIGNED

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