Date: Thu, 30 Mar 2017 09:30:20 +0100 From: James Morse <james.morse@....com> To: Kees Cook <keescook@...omium.org> CC: "kernel-hardening@...ts.openwall.com" <kernel-hardening@...ts.openwall.com>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, Will Deacon <will.deacon@....com>, Catalin Marinas <catalin.marinas@....com>, Mark Rutland <mark.rutland@....com>, Pratyush Anand <panand@...hat.com>, keun-o.park@...kmatter.ae Subject: Re: [PATCH v4 0/3] arm64: usercopy: Implement stack frame object validation Hi Kees, On 28/03/17 23:34, Kees Cook wrote: > On Thu, Feb 16, 2017 at 4:54 PM, Kees Cook <keescook@...omium.org> wrote: >> On Thu, Feb 16, 2017 at 10:29 AM, James Morse <james.morse@....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
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