linux-kernel - Re: [PATCH 0/4] KVM: srcu-less dirty logging

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Message-Id: <20120229133047.40d6da57.yoshikawa.takuya@oss.ntt.co.jp>
Date:	Wed, 29 Feb 2012 13:30:47 +0900
From:	Takuya Yoshikawa <yoshikawa.takuya@....ntt.co.jp>
To:	Avi Kivity <avi@...hat.com>
Cc:	Peter Zijlstra <peterz@...radead.org>, mtosatti@...hat.com,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	paulmck@...ux.vnet.ibm.com
Subject: Re: [PATCH 0/4] KVM: srcu-less dirty logging

Avi Kivity <avi@...hat.com> wrote:

> There will be an inversion for sure, if __put_user() faults and triggers
> an mmu notifier (perhaps directly, perhaps through an allocation that
> triggers a swap).

Ah, I did not notice that possibility.

Thanks,
	Takuya
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