From: Arjan van de Ven <arjanv@redhat.com>
To: Andi Kleen <ak@suse.de>
Cc: Linus Torvalds <torvalds@osdl.org>,
luto@myrealbox.com, mingo@elte.hu, linux-kernel@vger.kernel.org,
akpm@osdl.org, suresh.b.siddha@intel.com, jun.nakajima@intel.com
Subject: Re: [announce] [patch] NX (No eXecute) support for x86, 2.6.7-rc2-bk2
Date: Fri, 4 Jun 2004 18:37:54 +0200 [thread overview]
Message-ID: <20040604163753.GN16897@devserv.devel.redhat.com> (raw)
In-Reply-To: <20040604181304.325000cb.ak@suse.de>
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On Fri, Jun 04, 2004 at 06:13:04PM +0200, Andi Kleen wrote:
> > So instead of having complex things to try to turn NX on for suid, we
> > should aim to turn ot on as widely as possible, _even_if_ that means that
> > people who upgrade hardware might have to do some trivial MIS stuff.
>
> That is what is currently done on x86-64 in the major distributions
> (SUSE,Red Hat) at least.
yep.
> Of course that is only for the stack. Making the heap non executable
> is another can of worms. I don't know if Fedora does that
> too, SUSE and mainline x86-64 doesn't.
Fedora makes the heap non executable too; it only broke X which has it's own
shared library loader (which btw had all the right mprotects in place, just
ifdef'd for freebsd, ia64 and a few other architectures that default to
non-executable heap, so we just added x86(-64) to that)
Greetings,
Arjan van de Ven
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next prev parent reply other threads:[~2004-06-04 16:38 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-02 20:50 [announce] [patch] NX (No eXecute) support for x86, 2.6.7-rc2-bk2 Ingo Molnar
2004-06-02 21:00 ` Christoph Hellwig
2004-06-02 21:07 ` Ingo Molnar
2004-06-02 21:13 ` Linus Torvalds
2004-06-02 21:17 ` Arjan van de Ven
2004-06-02 21:31 ` Doug McNaught
2004-06-08 8:46 ` Jakub Jelinek
2004-06-03 1:12 ` Joel Becker
2004-06-03 1:27 ` Andi Kleen
2004-06-03 6:24 ` Arjan van de Ven
2004-06-03 20:37 ` jlnance
2004-06-03 7:21 ` Ingo Molnar
2004-06-03 12:44 ` Ingo Molnar
2004-06-03 15:54 ` Andi Kleen
2004-06-03 23:01 ` Andy Lutomirski
2004-06-03 23:08 ` Andi Kleen
2004-06-03 23:54 ` Andy Lutomirski
2004-06-04 0:05 ` Andy Lutomirski
2004-06-04 9:25 ` Ingo Molnar
2004-06-04 15:26 ` Andy Lutomirski
2004-06-04 15:36 ` Linus Torvalds
2004-06-04 15:41 ` Arjan van de Ven
2004-06-04 15:47 ` Linus Torvalds
2004-06-04 15:51 ` Arjan van de Ven
2004-06-04 16:02 ` Linus Torvalds
2004-06-04 16:13 ` Andi Kleen
2004-06-04 16:37 ` Arjan van de Ven [this message]
2004-06-04 16:40 ` Christoph Hellwig
2004-06-04 17:27 ` David Mosberger
2004-06-04 17:30 ` Andi Kleen
2004-06-08 9:07 ` Jakub Jelinek
2004-06-08 9:14 ` Andi Kleen
2004-06-08 9:19 ` Arjan van de Ven
2004-06-04 16:51 ` Ulrich Drepper
2004-06-08 17:15 ` Bill Davidsen
2004-06-04 18:11 ` Gerhard Mack
2004-06-04 18:12 ` Arjan van de Ven
2004-06-04 16:06 ` Ingo Molnar
2004-06-04 17:20 ` Ingo Molnar
2004-06-04 17:22 ` Ingo Molnar
2004-06-04 17:32 ` Ingo Molnar
2004-06-03 19:24 ` Suresh Siddha
2004-06-03 20:37 ` Andi Kleen
2004-06-03 22:58 ` Suresh Siddha
2004-06-03 23:06 ` Andi Kleen
2004-06-04 9:30 ` Ingo Molnar
2004-06-03 12:57 ` Brian Gerst
2004-06-04 9:39 ` Ingo Molnar
2004-06-04 10:41 ` Christoph Hellwig
2004-06-04 10:48 ` William Lee Irwin III
2004-06-03 16:21 ` Ulrich Drepper
2004-06-03 19:30 ` Kurt Garloff
2004-06-02 21:43 ` Andi Kleen
2004-06-03 0:11 ` Rusty Russell
2004-06-03 0:17 ` Jeff Garzik
2004-06-03 7:24 ` Ingo Molnar
2004-06-03 8:47 ` Ingo Molnar
2004-06-03 8:53 ` Ingo Molnar
2004-06-04 0:04 ` Rusty Russell
2004-06-03 9:07 ` Ingo Molnar
2004-06-03 14:36 ` Gerhard Mack
2004-06-03 16:22 ` Arjan van de Ven
2004-06-04 9:36 ` Ingo Molnar
2004-06-04 11:59 ` Stephen Wille Padnos
[not found] <22L0f-5Ci-11@gated-at.bofh.it>
[not found] ` <22O7J-8dw-11@gated-at.bofh.it>
[not found] ` <22Wf4-5Xv-23@gated-at.bofh.it>
2004-06-03 9:43 ` Andi Kleen
-- strict thread matches above, loose matches on Subject: below --
2004-06-04 18:01 Nakajima, Jun
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