linux-kernel - Re: [PATCH v6 00/15] add support for Clang's Shadow Call Stack

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Message-ID: <20200116182449.GD22420@willie-the-truck>
Date:   Thu, 16 Jan 2020 18:24:50 +0000
From:   Will Deacon <will@...nel.org>
To:     Sami Tolvanen <samitolvanen@...gle.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Dave Martin <Dave.Martin@....com>,
        Kees Cook <keescook@...omium.org>,
        Laura Abbott <labbott@...hat.com>,
        Marc Zyngier <maz@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Jann Horn <jannh@...gle.com>,
        Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        clang-built-linux@...glegroups.com,
        kernel-hardening@...ts.openwall.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 00/15] add support for Clang's Shadow Call Stack

On Fri, Dec 06, 2019 at 02:13:36PM -0800, Sami Tolvanen wrote:
> This patch series adds support for Clang's Shadow Call Stack
> (SCS) mitigation, which uses a separately allocated shadow stack
> to protect against return address overwrites. More information
> can be found here:
> 
>   https://clang.llvm.org/docs/ShadowCallStack.html

I've queued the first four via arm64.

Will