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Tue, 19 Oct 2021 16:14:55 -0700 (PDT) MIME-Version: 1.0 References: <1634337180-92127-1-git-send-email-ashimida@linux.alibaba.com> <202110191006.68BB660@keescook> In-Reply-To: <202110191006.68BB660@keescook> From: Miguel Ojeda Date: Wed, 20 Oct 2021 01:14:44 +0200 Message-ID: Subject: Re: [PATCH] [PATCH V5]ARM64: SCS: Add gcc plugin to support Shadow Call Stack To: Kees Cook Cc: Dan Li , Qing Zhao , Sami Tolvanen , Ard Biesheuvel , Masahiro Yamada , Michal Marek , Catalin Marinas , Will Deacon , Nathan Chancellor , Nick Desaulniers , Thomas Gleixner , Andrew Morton , frederic@kernel.org, Mike Rapoport , Mark Rutland , yifeifz2@illinois.edu, Steven Rostedt , Viresh Kumar , andreyknvl@gmail.com, Colin King , Miguel Ojeda , Luc Van Oostenryck , Marco Elver , Arvind Sankar , Linux Kbuild mailing list , linux-kernel , Linux ARM , linux-hardening@vger.kernel.org, clang-built-linux , linux-toolchains@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211019_161457_434087_5FBC642F X-CRM114-Status: GOOD ( 13.45 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Oct 19, 2021 at 11:40 PM Kees Cook wrote: > > Anyway, this is a long way to say that I don't think I want to add > a new gcc-plugin when it is at "State 2" (i.e. Clang has support but > GCC doesn't.) There's no need to "prove" that the compiler feature is > generally desirable, so it's best to get this into GCC directly. Sounds reasonable. Cc'ing linux-toolchains, by the way. Cheers, Miguel _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel