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Date: Thu, 30 Mar 2017 09:30:20 +0100
From: James Morse <james.morse@arm.com>
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Subject: [kernel-hardening] Re: [PATCH v4 0/3] arm64: usercopy: Implement stack frame object
 validation
To: Kees Cook <keescook@chromium.org>
Cc: "kernel-hardening@lists.openwall.com" <kernel-hardening@lists.openwall.com>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, Will Deacon <will.deacon@arm.com>, Catalin Marinas <catalin.marinas@arm.com>, Mark Rutland <mark.rutland@arm.com>, Pratyush Anand <panand@redhat.com>, keun-o.park@darkmatter.ae
List-ID: <kernel-hardening.lists.openwall.com>

Hi Kees,

On 28/03/17 23:34, Kees Cook wrote:
> On Thu, Feb 16, 2017 at 4:54 PM, Kees Cook <keescook@chromium.org> wrote:
>> On Thu, Feb 16, 2017 at 10:29 AM, James Morse <james.morse@arm.com> wrote:
>>> This version of Sahara's arch_within_stack_frames() series replaces the
>>> open-coded stack walker with a call to arm64's existing walker.

> Is this still in progress? Seemed like it was very close?

Ah, sorry, I lost track of this when it jumped between mail folders... Sahara
had comments on the last patch.

How does all this fit with Al Viro's uaccess unification tree?:
https://lkml.org/lkml/2017/3/29/61


Thanks,

James