linux-kernel - Re: [GIT PULL] EFI fix

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Message-ID: <20160523123359.5ykm7hiwvkgyc77v@treble>
Date:	Mon, 23 May 2016 07:33:59 -0500
From:	Josh Poimboeuf <jpoimboe@...hat.com>
To:	Matt Fleming <matt@...eblueprint.co.uk>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...nel.org>,
	Alex Thorlton <athorlton@....com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Borislav Petkov <bp@...en8.de>
Subject: Re: [GIT PULL] EFI fix

On Mon, May 23, 2016 at 01:08:01PM +0100, Matt Fleming wrote:
> On Mon, 16 May, at 01:05:45PM, Linus Torvalds wrote:
> > 
> > I think the right fix is to just get rid of that silly conditional
> > frame pointer thing, and always use frame pointers in this stub
> > function. And then we don't need that (odd) load to get the old stack
> > pointer into %rax - we can just use the frame pointer.
> > 
> > Something like the attached completely untested patch.
> 
> Linus, are you going to apply your patch directly or would you prefer
> someone to send a pull request which also includes Josh's patch for
> arch/x86/entry/thunk_64.S?

Ingo already merged both patches into tip:x86/urgent, so I'd presume
he'll be sending a pull request for them soon.

-- 
Josh