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Date: Wed, 21 May 2014 23:54:11 +0200
From: Borislav Petkov <bp@alien8.de>
To: Andy Lutomirski <luto@amacapital.net>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Jiri Kosina <jkosina@suse.cz>, Thomas Gleixner <tglx@linutronix.de>,
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        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Ingo Molnar <mingo@kernel.org>, "Luck, Tony" <tony.luck@intel.com>
Subject: Re: [RFC] x86_64: A real proposal for iret-less return to kernel
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On Wed, May 21, 2014 at 02:47:03PM -0700, Andy Lutomirski wrote:
> Is there anything actually wrong with just panicking if
> !user_mode_vm(regs)?  That would make this a lot more sane.

It does that already - mce_severity().

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--