From: Andi Kleen <ak@muc.de>
To: virtualization@lists.osdl.org
Cc: Adrian Bunk <bunk@stusta.de>, Andrew Morton <akpm@osdl.org>,
Chris Wright <chrisw@sous-sol.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
Arjan van de Ven <arjan@infradead.org>
Subject: Re: [PATCH] paravirt.h
Date: Tue, 22 Aug 2006 16:54:10 +0200 [thread overview]
Message-ID: <200608221654.10558.ak@muc.de> (raw)
In-Reply-To: <20060822142519.GX11651@stusta.de>
On Tuesday 22 August 2006 16:25, Adrian Bunk wrote:
> On Tue, Aug 22, 2006 at 03:50:57PM +0200, Andi Kleen wrote:
> >
> > > this would need a "const after boot" section; which is really not hard
> > > to make and probably useful for a lot more things.... todo++
> >
> > except for anything that needs tlb entries in user space. And it only gives you
> > false sense of security. --todo
>
> What's the alternative?
The alternative is to not protect it, since protecting it doesn't
offer any significant additional security over not protecting it.
>
> Change it from a struct to a compile time choice?
One of the design goals of paravirt-ops was to allow single binaries
that run on both native hardware and on hypervisors. So that would
be a non starter.
-Andi
next prev parent reply other threads:[~2006-08-22 14:54 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-10 9:35 [PATCH] paravirt.h Rusty Russell
2006-08-10 10:10 ` Rusty Russell
2006-08-10 10:30 ` Andi Kleen
2006-08-10 11:05 ` Rusty Russell
2006-08-10 11:31 ` Andi Kleen
2006-08-10 11:31 ` Andi Kleen
2006-08-10 13:03 ` Zachary Amsden
2006-08-10 15:14 ` Jeremy Fitzhardinge
[not found] ` <44DB54A5.50006@vmware.com>
[not found] ` <44DB6144.2080308@goop.org>
[not found] ` <1155262867.27719.2.camel@localhost.localdomain>
2006-08-11 2:34 ` Jeremy Fitzhardinge
2006-08-10 18:06 ` Jeremy Fitzhardinge
2006-08-19 1:21 ` Adrian Bunk
2006-08-19 2:46 ` Jeremy Fitzhardinge
2006-08-19 2:46 ` Jeremy Fitzhardinge
2006-08-20 8:50 ` Geert Uytterhoeven
2006-08-22 12:56 ` Jeremy Fitzhardinge
2006-08-22 14:08 ` Adrian Bunk
2006-08-22 14:08 ` Adrian Bunk
2006-08-22 13:56 ` Alan Cox
2006-08-22 13:56 ` Alan Cox
2006-08-22 13:44 ` Andi Kleen
2006-08-22 17:16 ` Zachary Amsden
2006-08-22 18:29 ` Arjan van de Ven
2006-08-22 19:30 ` Alan Cox
2006-08-22 19:17 ` Zachary Amsden
2006-08-22 19:26 ` Zachary Amsden
2006-08-22 19:29 ` Arjan van de Ven
2006-08-22 19:43 ` Zachary Amsden
2006-08-22 19:43 ` Zachary Amsden
2006-08-22 20:16 ` Andi Kleen
2006-08-22 22:02 ` Zachary Amsden
2006-08-23 1:55 ` Rusty Russell
2006-08-23 1:55 ` Rusty Russell
2006-08-23 2:12 ` Zachary Amsden
2006-08-23 7:56 ` Arjan van de Ven
2006-08-23 8:44 ` Zachary Amsden
2006-08-23 8:50 ` Andi Kleen
2006-08-23 9:01 ` Zachary Amsden
2006-08-23 9:06 ` Andi Kleen
2006-08-23 9:14 ` Zachary Amsden
2006-08-23 9:20 ` Andi Kleen
2006-08-23 9:36 ` Zachary Amsden
2006-08-23 9:41 ` Andi Kleen
2006-08-23 9:48 ` Zachary Amsden
2006-08-23 9:50 ` Andi Kleen
2006-08-23 10:03 ` Zachary Amsden
2006-08-23 10:03 ` Zachary Amsden
2006-08-23 11:24 ` Andi Kleen
2006-08-23 8:56 ` Arjan van de Ven
2006-08-23 8:18 ` Andi Kleen
2006-08-23 8:18 ` Andi Kleen
2006-08-23 8:38 ` Zachary Amsden
2006-08-22 21:36 ` Alan Cox
2006-08-22 13:45 ` Arjan van de Ven
2006-08-22 13:50 ` Andi Kleen
2006-08-22 14:25 ` Adrian Bunk
2006-08-22 14:25 ` Adrian Bunk
2006-08-22 14:54 ` Andi Kleen [this message]
2006-08-22 17:36 ` Zachary Amsden
2006-08-22 18:35 ` Alan Cox
2006-08-22 18:35 ` Alan Cox
2006-08-22 14:59 ` Jeremy Fitzhardinge
2006-08-22 15:12 ` Arjan van de Ven
2006-08-22 15:12 ` Arjan van de Ven
2006-08-22 15:58 ` Alan Cox
2006-08-22 15:58 ` Alan Cox
2006-08-23 1:35 ` Rusty Russell
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