linux-kernel - Re: [PATCH 1/3] x86/entry/64: Refactor IRQ stacks and make then NMI-safe

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Message-ID: <20150725083906.GC3427@nazgul.tnic>
Date:	Sat, 25 Jul 2015 10:39:06 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Andy Lutomirski <luto@...capital.net>
Cc:	Andy Lutomirski <luto@...nel.org>, X86 ML <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Brian Gerst <brgerst@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>, Willy Tarreau <w@....eu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 1/3] x86/entry/64: Refactor IRQ stacks and make then
 NMI-safe

On Fri, Jul 24, 2015 at 09:59:16PM -0700, Andy Lutomirski wrote:
> And people will give me five new heads if I ignore Linus and do RET
> even with IF=1, saving 300 cycles?

As long as you don't make it too complex and corner-casy, I'll give you
hats for those heads.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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