From: Ingo Molnar <mingo@elte.hu>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
Zachary Amsden <zach@vmware.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Jan Beulich <jbeulich@novell.com>,
Rusty Russell <rusty@rustcorp.com.au>, Andi Kleen <ak@suse.de>,
Chris Wright <chrisw@sous-sol.org>, Andrew Morton <akpm@osdl.org>,
Linus Torvalds <torvalds@osdl.org>,
Virtualization Mailing List <virtualization@lists.osdl.org>
Subject: Re: [RFC, PATCH] Fixup COMPAT_VDSO to work with CONFIG_PARAVIRT
Date: Fri, 16 Mar 2007 17:31:21 +0100 [thread overview]
Message-ID: <20070316163118.GA12999@elte.hu> (raw)
In-Reply-To: <45FAC4EF.4060305@goop.org>
* Jeremy Fitzhardinge <jeremy@goop.org> wrote:
> > The practical question here is if we already have all of the
> > relocation logic for the VDSO why do we need to add more?
>
> The kernel doesn't normally ever relocate the vdso; [...]
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.
Ingo
next prev parent reply other threads:[~2007-03-16 16:31 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-16 2:47 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 [this message]
2007-03-16 16:33 ` Jeremy Fitzhardinge
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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