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From: Zachary Amsden <zach@vmware.com>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Chris Wright <chrisw@sous-sol.org>,
	Virtualization Mailing List <virtualization@lists.osdl.org>
Subject: Re: how set_pte_at()'s vaddr and ptep args relate
Date: Tue, 07 Nov 2006 16:19:25 -0800	[thread overview]
Message-ID: <4551228D.9060001@vmware.com> (raw)
In-Reply-To: <45512195.3060101@goop.org>

Jeremy Fitzhardinge wrote:
>> Oh, wow.  Unfortunately, the complexity isn't from how frequent or 
>> rare a kmapped PT access is, it is from it being there at all.
>
> We'll see how it works out.  What actually needs to do cross-process 
> pagetable manipulation?  Fork?  ptrace?

Fork yes, ptrace, maybe, and also the swapper for A-bit clocking.

Zach

  reply	other threads:[~2006-11-08  0:19 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-07 19:57 how set_pte_at()'s vaddr and ptep args relate Jeremy Fitzhardinge
2006-11-07 22:19 ` Zachary Amsden
2006-11-07 22:38   ` Jeremy Fitzhardinge
2006-11-07 23:33     ` Zachary Amsden
2006-11-07 23:42       ` Jeremy Fitzhardinge
2006-11-07 23:59         ` Zachary Amsden
2006-11-08  0:15           ` Jeremy Fitzhardinge
2006-11-08  0:19             ` Zachary Amsden [this message]
2006-11-08  8:34             ` Keir Fraser
2006-11-08 19:59               ` Jeremy Fitzhardinge
2006-11-08 20:18                 ` Jeremy Fitzhardinge
2006-11-08 23:17                   ` Keir Fraser
2006-11-08 23:25                     ` Jeremy Fitzhardinge
2006-11-09  8:29                       ` Keir Fraser
2006-11-09  9:15                         ` Zachary Amsden

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