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Subject: Re: [PATCH 16/16] KVM-GST: adjust scheduler cpu power
From: Peter Zijlstra <peterz@infradead.org>
To: Glauber Costa <glommer@redhat.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, aliguori@us.ibm.com,
        Rik van Riel <riel@redhat.com>,
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Date: Wed, 26 Jan 2011 17:53:22 +0100
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On Wed, 2011-01-26 at 17:46 +0100, Peter Zijlstra wrote:
> it uses a per-cpu virt_steal_time() clock which is
> expected to return steal-time in ns. 

This clock should return u64 and wrap on u64 and be provided when
CONFIG_SCHED_PARAVIRT.