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Date: Mon, 5 Mar 2018 11:42:07 -0800
From: Dave Hansen <dave.hansen@...ux.intel.com>
To: Kees Cook <keescook@...omium.org>, Alexander Popov
 <alex.popov@...ux.com>, Borislav Petkov <bp@...en8.de>,
 Andy Lutomirski <luto@...nel.org>
Cc: Kernel Hardening <kernel-hardening@...ts.openwall.com>,
 PaX Team <pageexec@...email.hu>, Brad Spengler <spender@...ecurity.net>,
 Ingo Molnar <mingo@...nel.org>, Tycho Andersen <tycho@...ho.ws>,
 Laura Abbott <labbott@...hat.com>, Mark Rutland <mark.rutland@....com>,
 Ard Biesheuvel <ard.biesheuvel@...aro.org>,
 Richard Sandiford <richard.sandiford@....com>,
 Thomas Gleixner <tglx@...utronix.de>, "H . Peter Anvin" <hpa@...or.com>,
 Peter Zijlstra <a.p.zijlstra@...llo.nl>, "Dmitry V . Levin"
 <ldv@...linux.org>, Emese Revfy <re.emese@...il.com>,
 Jonathan Corbet <corbet@....net>, Andrey Ryabinin <aryabinin@...tuozzo.com>,
 "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
 Thomas Garnier <thgarnie@...gle.com>,
 Andrew Morton <akpm@...ux-foundation.org>,
 Alexei Starovoitov <ast@...nel.org>, Josef Bacik <jbacik@...com>,
 Masami Hiramatsu <mhiramat@...nel.org>, Nicholas Piggin <npiggin@...il.com>,
 Al Viro <viro@...iv.linux.org.uk>, "David S . Miller" <davem@...emloft.net>,
 Ding Tianhong <dingtianhong@...wei.com>, David Woodhouse
 <dwmw@...zon.co.uk>, Josh Poimboeuf <jpoimboe@...hat.com>,
 Steven Rostedt <rostedt@...dmis.org>,
 Dominik Brodowski <linux@...inikbrodowski.net>,
 Juergen Gross <jgross@...e.com>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Dan Williams <dan.j.williams@...el.com>,
 Mathias Krause <minipli@...glemail.com>,
 Vikas Shivappa <vikas.shivappa@...ux.intel.com>, Kyle Huey
 <me@...ehuey.com>, Dmitry Safonov <dsafonov@...tuozzo.com>,
 Will Deacon <will.deacon@....com>, Arnd Bergmann <arnd@...db.de>,
 X86 ML <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH RFC v9 0/7] Introduce the STACKLEAK feature and a test for
 it

On 03/05/2018 11:34 AM, Kees Cook wrote:
> Boris, Andy, and Dave (Hansen), you've all looked at this; would you
> be willing to give an Ack on the x86 parts? (Though I do now see a new
> comment from Dave was just sent.) And if not, what changes would you
> like to see?

I think it could definitely use another cleanup and de-#ifdef'ing pass.
It seems to have inherited the style from the original code and it's a
bit more than we're used to in mainline.

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