linux-kernel - Re: [RFC PATCH 0/3] Machine check recovery when kernel accesses poison

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Message-ID: <CA+8MBbL5-CxoCpeaoU4dUXEDL7v=ZX0KVUdvONKH6MCa1Y3hxQ@mail.gmail.com>
Date:	Mon, 9 Nov 2015 10:48:13 -0800
From:	Tony Luck <tony.luck@...il.com>
To:	Borislav Petkov <bp@...en8.de>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Edac Mailing List <linux-edac@...r.kernel.org>,
	X86-ML <x86@...nel.org>
Subject: Re: [RFC PATCH 0/3] Machine check recovery when kernel accesses poison

On Mon, Nov 9, 2015 at 10:26 AM, Tony Luck <tony.luck@...el.com> wrote:
> This is a first draft to show the direction I'm taking to
> make it possible for the kernel to recover from machine
> checks taken while kernel code is executing.

Simple test case to show it actually works.  You need a Xeon E7 class system
and to enable error injection in the BIOS.

-Tony

Download attachment "mcsafe_memcpy_test.tgz" of type "application/x-gzip" (1046 bytes)