linux-kernel - Re: [PATCH v7 08/12] Handle async PF in a guest.

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Message-ID: <1287575611.3488.12.camel@twins>
Date:	Wed, 20 Oct 2010 13:53:31 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Jan Kiszka <jan.kiszka@...mens.com>
Cc:	Gleb Natapov <gleb@...hat.com>, kvm@...r.kernel.org,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org, avi@...hat.com,
	mingo@...e.hu, tglx@...utronix.de, hpa@...or.com, riel@...hat.com,
	cl@...ux-foundation.org, mtosatti@...hat.com
Subject: Re: [PATCH v7 08/12] Handle async PF in a guest.

On Wed, 2010-10-20 at 13:48 +0200, Jan Kiszka wrote:
> > +     case KVM_PV_REASON_PAGE_READY:
> > +             svm->apf_reason = 0;
> > +             local_irq_disable();
> > +             kvm_async_pf_task_wake(fault_address);
> > +             local_irq_enable();
> > +             break;
> 
> That's only available if CONFIG_KVM_GUEST is set, no? Is there anything
> I miss that resolves this dependency automatically? Otherwise, some more
> #ifdef CONFIG_KVM_GUEST might be needed.


Could you please trim your replies?

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