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R. Silva" , Christoph Hellwig , Marco Elver , Andrey Konovalov , Andrey Ryabinin , Ard Biesheuvel , Masahiro Yamada , Nathan Chancellor , Nicolas Schier , Nick Desaulniers , Bill Wendling , Justin Stitt , linux-kernel@vger.kernel.org, x86@kernel.org, kasan-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-efi@vger.kernel.org, linux-hardening@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kselftest@vger.kernel.org, sparclinux@vger.kernel.org, llvm@lists.linux.dev Subject: Re: [PATCH v2 08/14] powerpc: Handle KCOV __init vs inline mismatches User-Agent: K-9 Mail for Android In-Reply-To: References: <20250523043251.it.550-kees@kernel.org> <20250523043935.2009972-8-kees@kernel.org> Message-ID: <6E407BC0-4D84-4420-AE07-EF85EBA1AB1C@kernel.org> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On May 22, 2025 10:24:30 PM PDT, Andrew Donnellan = wrote: >On Thu, 2025-05-22 at 21:39 -0700, Kees Cook wrote: >> When KCOV is enabled all functions get instrumented, unless >> the __no_sanitize_coverage attribute is used=2E To prepare for >> __no_sanitize_coverage being applied to __init functions, we have to >> handle differences in how GCC's inline optimizations get resolved=2E >> For >> s390 this requires forcing a couple functions to be inline with > >I assume you mean powerpc here, though I'm sure my employer is happy >that you're at least confusing us with IBM's other architecture :) Whoops! Yes=2E Paste-o on my part=2E The rest of the sentence was updated = correctly though=2E :) --=20 Kees Cook