From: Arjan van de Ven <arjan@infradead.org>
To: Rene Herman <rene.herman@keyaccess.nl>
Cc: Yinghai Lu <yhlu.kernel@gmail.com>, Ingo Molnar <mingo@elte.hu>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.26, PAT and AMD family 6
Date: Wed, 7 May 2008 07:24:31 -0700 [thread overview]
Message-ID: <20080507072431.30abefae@infradead.org> (raw)
In-Reply-To: <4821B801.5030508@keyaccess.nl>
On Wed, 07 May 2008 16:09:05 +0200
Rene Herman <rene.herman@keyaccess.nl> wrote:
[as for which cpus]
The errata docs have these errata, at least for Intel I know they're
there. We can add back older cpus over time, but again.. think of it as
a risk/reward thing ;( Right now, breaking all kinds of well working
older systems without benefits on the upside..... that's not very
popular on lkml. Once PAT is rock solid I hope we can relax this check
greatly...
> A blacklist would be a better idea I feel, but in ANY case I think
> it's really bad form to clear the feature flag. They are provided by
> hardware; if arch/x86/mm/pat.c won't risk running except on a select
> few tested models, whatever, but my /proc/cpuinfo shouldn't be lying
> to me.
we filter those for all kinds of things already, sorry.
What good is showing "pat" if "pat" isn't deemed usable (yet)????
Now *that* is deception :)
>
> Rene.
next prev parent reply other threads:[~2008-05-07 14:25 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-07 1:48 2.6.26, PAT and AMD family 6 Rene Herman
2008-05-07 2:39 ` Yinghai Lu
2008-05-07 12:46 ` Undocumented and duplicated code Adrian Bunk
2008-05-07 13:14 ` Rene Herman
2008-05-07 20:52 ` 2.6.26, PAT and AMD family 6 Thomas Gleixner
2008-05-07 20:59 ` Pavel Machek
2008-05-07 21:10 ` Rene Herman
2008-05-07 21:41 ` Thomas Gleixner
2008-05-07 21:46 ` Adrian Bunk
2008-05-07 22:08 ` Thomas Gleixner
2008-05-07 22:29 ` Pavel Machek
2008-05-07 22:04 ` Rene Herman
2008-05-07 22:23 ` Rene Herman
2008-05-07 22:31 ` Yinghai Lu
2008-05-07 22:57 ` H. Peter Anvin
2008-05-08 0:02 ` Rene Herman
2008-05-08 0:03 ` H. Peter Anvin
2008-05-08 0:10 ` Rene Herman
2008-05-08 0:19 ` Linus Torvalds
2008-05-08 0:28 ` Rene Herman
2008-05-08 1:57 ` [PATCH] x86: introduce a new Linux defined feature flag for PAT support Rene Herman
2008-05-08 1:58 ` Linus Torvalds
2008-05-08 2:11 ` H. Peter Anvin
2008-05-08 2:17 ` Rene Herman
2008-05-08 2:24 ` Linus Torvalds
2008-05-08 2:28 ` H. Peter Anvin
2008-05-08 12:49 ` Thomas Gleixner
2008-05-08 13:08 ` Ingo Molnar
2008-05-08 16:44 ` H. Peter Anvin
2008-05-08 13:11 ` Adrian Bunk
2008-05-08 13:33 ` Thomas Gleixner
2008-05-08 14:44 ` Rene Herman
2008-05-08 14:53 ` Thomas Gleixner
2008-05-08 16:48 ` H. Peter Anvin
2008-05-08 16:53 ` Rene Herman
2008-05-08 2:04 ` [PATCH] x86: enable PAT support on AMD Duron model 7 Rene Herman
2008-05-08 2:08 ` Arjan van de Ven
2008-05-08 2:12 ` Rene Herman
2008-05-08 10:19 ` [PATCH] x86: introduce a new Linux defined feature flag for PAT support Andi Kleen
2008-05-08 12:40 ` Rene Herman
2008-05-08 13:39 ` Andi Kleen
2008-05-08 15:32 ` Alan Cox
2008-05-08 16:51 ` H. Peter Anvin
2008-05-08 0:21 ` 2.6.26, PAT and AMD family 6 Thomas Gleixner
2008-05-08 0:30 ` Rene Herman
2008-05-08 0:15 ` Linus Torvalds
2008-05-08 0:31 ` H. Peter Anvin
2008-05-08 10:14 ` Andi Kleen
2008-05-08 16:43 ` H. Peter Anvin
2008-05-07 21:23 ` Adrian Bunk
2008-05-07 21:54 ` Thomas Gleixner
2008-05-07 22:09 ` Adrian Bunk
2008-05-07 22:14 ` Pavel Machek
2008-05-07 22:22 ` Yinghai Lu
2008-05-07 22:37 ` Pavel Machek
2008-05-07 22:40 ` Yinghai Lu
2008-05-07 23:02 ` Pavel Machek
2008-05-07 23:02 ` Thomas Gleixner
2008-05-07 23:10 ` Pavel Machek
2008-05-07 23:46 ` Thomas Gleixner
2008-05-07 22:23 ` Yinghai Lu
2008-05-07 22:39 ` Pavel Machek
2008-05-07 22:45 ` Yinghai Lu
2008-05-07 23:06 ` Pavel Machek
2008-05-07 23:01 ` H. Peter Anvin
2008-05-07 22:26 ` Yinghai Lu
2008-05-07 22:30 ` Rene Herman
2008-05-07 22:58 ` Thomas Gleixner
2008-05-07 13:00 ` Rene Herman
2008-05-07 13:42 ` Arjan van de Ven
2008-05-07 14:09 ` Rene Herman
2008-05-07 14:24 ` Arjan van de Ven [this message]
2008-05-07 19:08 ` Rene Herman
2008-05-07 22:17 ` Arjan van de Ven
2008-05-07 19:39 ` Daniel Hazelton
2008-05-07 20:06 ` Rene Herman
2008-05-07 20:16 ` Yinghai Lu
2008-05-07 20:18 ` Yinghai Lu
2008-05-08 4:06 ` H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2008-05-07 20:44 matthieu castet
2008-05-07 20:46 ` matthieu castet
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