linux-kernel - Re: [PATCH 1/2] x86/mce: Only restart instruction after machine check recovery if it is safe

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Date:	Mon, 14 May 2012 23:55:46 +0200
From:	Borislav Petkov <bp@...64.org>
To:	Tony Luck <tony.luck@...el.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...e.hu>,
	Chen Gong <gong.chen@...ux.intel.com>,
	"Huang, Ying" <ying.huang@...el.com>,
	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
Subject: Re: [PATCH 1/2] x86/mce: Only restart instruction after machine
 check recovery if it is safe

On Mon, May 14, 2012 at 11:02:59AM -0700, Tony Luck wrote:
> On Mon, May 14, 2012 at 10:17 AM, Borislav Petkov <bp@...64.org> wrote:
> > I was wondering about that but don't have any other flags/use cases.
> > Well, we can always change it later if needed.
> 
> So is that an Ack? I was thinking that I should send this part to
> Linus now ... since restarting from a fault when RIPV isn't set
> could result in an application doing something bad (like getting
> the wrong answer).

Yep, sure.

Thanks.

-- 
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Boris.

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