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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id z16sm4066910pff.125.2020.02.26.13.44.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Feb 2020 13:45:00 -0800 (PST) Date: Wed, 26 Feb 2020 13:44:59 -0800 From: Kees Cook To: Mark Brown Subject: Re: [PATCH v7 00/11] arm64: Branch Target Identification support Message-ID: <202002261343.3B2ECE90@keescook> References: <20200226155714.43937-1-broonie@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200226155714.43937-1-broonie@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200226_134501_603251_1CB9722C X-CRM114-Status: GOOD ( 11.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Elliott , Peter Zijlstra , Catalin Marinas , Andrew Jones , Amit Kachhap , Vincenzo Frascino , Will Deacon , linux-arch@vger.kernel.org, Marc Zyngier , Eugene Syromiatnikov , Szabolcs Nagy , "H . J . Lu " , Yu-cheng Yu , Arnd Bergmann , Jann Horn , Richard Henderson , Kristina =?utf-8?Q?Mart=C5=A1enko?= , Alexander Viro , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Florian Weimer , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Sudakshina Das Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Feb 26, 2020 at 03:57:03PM +0000, Mark Brown wrote: > This patch series implements support for ARMv8.5-A Branch Target > Identification (BTI), which is a control flow integrity protection > feature introduced as part of the ARMv8.5-A extensions. > > Changes: > > v7: > - Rebase onto v5.6-rc3. > - Move comment about keeping NT_GNU_PROPERTY_TYPE_0 internal into first > patch. > - Add an explicit check for system_supports_bti() when parsing BTI ELF > property for improved robustness. Looks good. I sent a few more Reviewed-bys where I could. Who is expected to pick this up? Catalin? Will? I'm excited to have both the ELF parser and BTI landed. :) -Kees -- Kees Cook _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel