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From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Chris Wright <chrisw@sous-sol.org>,
	Linus Torvalds <torvalds@osdl.org>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Andrew Morton <akpm@osdl.org>,
	Virtualization Mailing List <virtualization@lists.osdl.org>,
	Jan Beulich <jbeulich@novell.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [RFC, PATCH] Fixup COMPAT_VDSO to work with CONFIG_PARAVIRT
Date: Fri, 16 Mar 2007 09:33:42 -0700	[thread overview]
Message-ID: <45FAC6E6.5090000@goop.org> (raw)
In-Reply-To: <20070316163118.GA12999@elte.hu>

Ingo Molnar wrote:
> that's what is the case right now, but much of the intention behind the 
> vma based vDSO is to enable per-process randomized vdso locations, and 
> various distributions do that. So the 'modern' vDSO concept is very much 
> relocatable.

No, the point is that it never needs relocating.  The kernel can map it
anywhere and userspace can cope.  Its only the broken glibcs which
require relocation.

    J

  reply	other threads:[~2007-03-16 16:33 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-16  2:47 [RFC, PATCH] Fixup COMPAT_VDSO to work with CONFIG_PARAVIRT Zachary Amsden
2007-03-16  3:20 ` Jeremy Fitzhardinge
2007-03-16  4:03   ` Zachary Amsden
2007-03-16  5:10     ` Jeremy Fitzhardinge
2007-03-16  5:58       ` Zachary Amsden
2007-03-16  8:08       ` Jan Beulich
2007-03-16  8:41         ` Zachary Amsden
2007-03-16 16:46         ` Jeremy Fitzhardinge
2007-03-16 17:09           ` Jan Beulich
2007-03-16 23:09     ` Jan Engelhardt
2007-03-16 11:56 ` Eric W. Biederman
2007-03-16 16:25   ` Jeremy Fitzhardinge
2007-03-16 16:31     ` Ingo Molnar
2007-03-16 16:33       ` Jeremy Fitzhardinge [this message]
2007-03-16 19:06         ` Eric W. Biederman
2007-03-16 19:46           ` Jeremy Fitzhardinge
2007-03-16 19:38   ` Zachary Amsden

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