linux-kernel - Re: [PATCH] Bugfix for VMI paravirt ops

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Date:	Thu, 05 Apr 2007 18:36:49 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Zachary Amsden <zach@...are.com>
CC:	Andi Kleen <ak@...e.de>, Andrew Morton <akpm@...l.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...l.org>
Subject: Re: [PATCH] Bugfix for VMI paravirt ops

Zachary Amsden wrote:
> Do you mean kmap_atomic_pfn?

Yes.

>   kunmap_atomic can stay lazy (at least for VMI), actually, but it
> doesn't help since it happens outside the spin lock.

May as well be consistent.  Or do you mean you can't flush outside the
spinlock, even if there's nothing pending?

    J
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