linux-kernel - Re: [PATCH v2 10/10] x86/entry/32: Add and check a stack canary for the SYSENTER stack

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Message-ID: <CALCETrUB6xtAiOaS7rxqbaLdWrr91Nsu8q7Mz8GmegO4=GpBGw@mail.gmail.com>
Date:	Wed, 9 Mar 2016 13:22:05 -0800
From:	Andy Lutomirski <luto@...capital.net>
To:	Borislav Petkov <bp@...en8.de>
Cc:	Andy Lutomirski <luto@...nel.org>, X86 ML <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Andrew Cooper <andrew.cooper3@...rix.com>,
	Brian Gerst <brgerst@...il.com>
Subject: Re: [PATCH v2 10/10] x86/entry/32: Add and check a stack canary for
 the SYSENTER stack

On Mon, Mar 7, 2016 at 10:40 PM, Borislav Petkov <bp@...en8.de> wrote:
> On Sat, Mar 05, 2016 at 09:52:23PM -0800, Andy Lutomirski wrote:
>
> <--- ?
>
> So all patches before are nice and verbose in explaining what they do.
> Where did the commit message of this one disappear?
>
> :-)
>
> Or is it that obvious that we should have a stack canary? How about some
> text *why* we need it?

I'll send a v3 with this and the other changes you requested.

--Andy