Date: Wed, 13 Nov 2019 10:33:38 -0800 From: Kees Cook <keescook@...omium.org> To: Will Deacon <will@...nel.org> Cc: Catalin Marinas <catalin.marinas@....com>, Mark Rutland <mark.rutland@....com>, Sami Tolvanen <samitolvanen@...gle.com>, Steven Rostedt <rostedt@...dmis.org>, Masami Hiramatsu <mhiramat@...nel.org>, Ard Biesheuvel <ard.biesheuvel@...aro.org>, Dave Martin <Dave.Martin@....com>, 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 v5 00/14] add support for Clang's Shadow Call Stack On Wed, Nov 13, 2019 at 12:03:38PM +0000, Will Deacon wrote: > On Tue, Nov 12, 2019 at 03:44:42PM -0800, Kees Cook wrote: > > On Tue, Nov 05, 2019 at 03:55:54PM -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 > > > > Will, Catalin, Mark, > > > > What's the next step here? I *think* all the comments have been > > addressed. Is it possible to land this via the arm tree for v5.5? > > I was planning to queue this for 5.6, given that I'd really like it to > spend some quality time in linux-next. Sounds fine to me; I just wanted to have an idea what to expect. :) Thanks! -- Kees Cook
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