From: "H. Peter Anvin" <hpa@zytor.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: yhlu.kernel@gmail.com, Andrew Morton <akpm@linux-foundation.org>,
kernel list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86_64: early memtest to find bad ram
Date: Fri, 21 Mar 2008 06:08:05 -0700 [thread overview]
Message-ID: <47E3B335.3020501@zytor.com> (raw)
In-Reply-To: <20080321120313.GD25225@elte.hu>
Ingo Molnar wrote:
>
> very nice patch! I always thought that this was the proper way to do
> memtest - and we could in fact also do something like this after SMP
> bringup, and hit the memory bus via multiple CPUs. [that will need a
> different enumeration though than e820 maps]
>
> one structural observation: please make this unified functionality, so
> that 32-bit kernels can make use of it too.
>
Indeed. Of course, it would also be nice if distros shipped
bootloader-invoked prekernel test software, like memtest86+, by default.
-hpa
next prev parent reply other threads:[~2008-03-21 13:09 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-21 6:58 [PATCH] x86_64: early memtest to find bad ram Yinghai Lu
2008-03-21 12:03 ` Ingo Molnar
2008-03-21 13:08 ` H. Peter Anvin [this message]
2008-03-21 14:29 ` Ingo Molnar
2008-03-22 5:45 ` Willy Tarreau
2008-03-22 6:48 ` Yinghai Lu
2008-03-21 19:08 ` Yinghai Lu
2008-03-21 19:58 ` H. Peter Anvin
2008-03-21 20:09 ` Yinghai Lu
2008-03-21 21:22 ` Jan Engelhardt
2008-03-21 21:43 ` Yinghai Lu
2008-03-22 0:04 ` Yinghai Lu
2008-03-22 12:04 ` Ingo Molnar
2008-03-22 16:59 ` Yinghai Lu
2008-03-25 11:00 ` Ingo Molnar
2008-03-21 22:49 ` Sami Farin
2008-03-22 20:48 ` Arjan van de Ven
2008-03-22 21:01 ` H. Peter Anvin
2008-03-22 21:21 ` Yinghai Lu
2008-03-22 21:21 ` Yinghai Lu
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