From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: "Nick Piggin" <nickpiggin@yahoo.com.au>,
"Alan Jenkins" <alan-jenkins@tuffmail.co.uk>,
"Ingo Molnar" <mingo@elte.hu>,
linux-kernel@vger.kernel.org, "Hugh Dickens" <hugh@veritas.com>,
"H. Peter Anvin" <hpa@zytor.com>,
"Rafał Miłecki" <zajec5@gmail.com>
Subject: Re: [PATCH 0 of 3] Low memory corruption detection and workaround
Date: Mon, 8 Sep 2008 18:01:25 +0100 [thread overview]
Message-ID: <20080908180125.7e7ef369@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <48C5570B.7050109@goop.org>
On Mon, 08 Sep 2008 09:47:07 -0700
Jeremy Fitzhardinge <jeremy@goop.org> wrote:
> Nick Piggin wrote:
> > Why not high memory as well? We put page tables there too...
> >
>
> Well, the specific problem is that the BIOS appears to corrupt low
> memory. It might corrupt other memory anywhere, but that would be
> pretty pathologically evil. The assumption is that it gets away with it
> because its memory that Windows doesn't otherwise use or something.
Or that its hitting stuff that doesn't kill the OS...
What has the vendor had to say and if they are not being helpful has
anyone considered delivered them a report of the corruption and trace info
by say registered post with a suggestion that they might now be knowingly
exposing customers to unneccessary risk through their inaction ...
Alan
next prev parent reply other threads:[~2008-09-08 17:02 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <patchbomb.1220777491@localhost>
[not found] ` <72081a970effa1a32861.1220777494@localhost>
2008-09-07 9:11 ` [PATCH 3 of 3] x86: clean up memory corruption check and add more kernel parameters Ingo Molnar
2008-09-07 9:37 ` [PATCH 4/3] x86: default corruption check to off, but put parameter default in Kconfig Jeremy Fitzhardinge
2008-09-07 15:40 ` Ingo Molnar
[not found] ` <20080907155030.GA24741@elte.hu>
2008-09-07 15:51 ` Ingo Molnar
2008-09-07 21:54 ` [PATCH 5/3] x86: fix compile error with corruption checking disabled Jeremy Fitzhardinge
2008-09-08 18:03 ` Ingo Molnar
2008-09-07 15:24 ` [PATCH 0 of 3] Low memory corruption detection and workaround Alan Jenkins
2008-09-08 11:23 ` Nick Piggin
2008-09-08 16:47 ` Jeremy Fitzhardinge
2008-09-08 17:01 ` Alan Cox [this message]
2008-09-08 18:44 ` Nick Piggin
2008-09-08 10:52 ` Hugh Dickins
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