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Message-ID: <CAGXu5jKpJVAccE=Ch1=2Xx8ig-dq592gkorPNjzhQ044ORyAvw@mail.gmail.com>
Date: Tue, 16 Jan 2018 13:01:09 -0800
From: Kees Cook <keescook@...omium.org>
To: Dan Williams <dan.j.williams@...el.com>, Mark Rutland <mark.rutland@....com>
Cc: LKML <linux-kernel@...r.kernel.org>, linux-arch <linux-arch@...r.kernel.org>,
kernel-hardening@...ts.openwall.com, Peter Zijlstra <peterz@...radead.org>,
Jonathan Corbet <corbet@....net>, Will Deacon <will.deacon@....com>,
Thomas Gleixner <tglx@...utronix.de>, Linus Torvalds <torvalds@...ux-foundation.org>,
Andrew Morton <akpm@...ux-foundation.org>, Alan Cox <alan@...ux.intel.com>
Subject: Re: [PATCH v2 01/19] Documentation: document array_ptr
On Thu, Jan 11, 2018 at 4:46 PM, Dan Williams <dan.j.williams@...el.com> wrote:
> From: Mark Rutland <mark.rutland@....com>
>
> Document the rationale and usage of the new array_ptr() helper.
>
> Signed-off-by: Mark Rutland <mark.rutland@....com>
> Signed-off-by: Will Deacon <will.deacon@....com>
> Cc: Dan Williams <dan.j.williams@...el.com>
> Cc: Jonathan Corbet <corbet@....net>
> Cc: Peter Zijlstra <peterz@...radead.org>
> Signed-off-by: Dan Williams <dan.j.williams@...el.com>
> ---
> Documentation/speculation.txt | 142 +++++++++++++++++++++++++++++++++++++++++
> [...]
> +NULL is returned. Additionally, array_ptr() an out-of-bounds poitner is
> +not propagated to code which is speculatively executed.
I think this meant to say:
Additionally, array_ptr() of an out-of-bounds pointer is
not propagated to code which is speculatively executed.
Other than that:
Reviewed-by: Kees Cook <keescook@...omium.org>
-Kees
--
Kees Cook
Pixel Security
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