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From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: lguest@ozlabs.org, Ingo Molnar <mingo@redhat.com>,
	linux-kernel@vger.kernel.org,
	virtualization@lists.linux-foundation.org
Subject: Re: [PATCH 3/5] lguest: avoid accidental recycling of pgdir pages
Date: Fri, 27 Mar 2009 09:33:04 -0700	[thread overview]
Message-ID: <49CCFFC0.1020904@goop.org> (raw)
In-Reply-To: <200903271154.22450.rusty@rustcorp.com.au>

Rusty Russell wrote:
> Now, I haven't *seen* this happen...
>   

Oh, maybe its because you already zap the shadows on tlb flush, and the 
kernel is careful to tlb flush every pagetable page before freeing...

    J

  parent reply	other threads:[~2009-03-27 16:33 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-26 23:52 [PATCH 3/5] lguest: avoid accidental recycling of pgdir pages Rusty Russell
2009-03-27  0:17 ` Jeremy Fitzhardinge
2009-03-27  1:24   ` Rusty Russell
2009-03-27 16:28     ` Jeremy Fitzhardinge
2009-03-27 16:28     ` Jeremy Fitzhardinge
2009-03-27 16:33     ` Jeremy Fitzhardinge [this message]
2009-03-28  6:37       ` Rusty Russell
2009-03-28  6:37       ` Rusty Russell
2009-03-27 16:33     ` Jeremy Fitzhardinge
2009-03-27  1:24   ` Rusty Russell
  -- strict thread matches above, loose matches on Subject: below --
2009-03-26 23:52 Rusty Russell

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