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AKwUvBwQ6YjmdK7tE0fOglXhoifapGFao8FQi8qPlg9dens6AkQJFG7JXp0XSod85earL+IezG1T@lists.linux.dev X-Gm-Message-State: AFq9FYKOB82TcY/YTc4Y4rxAzRhdp4XLCyZkQiBLH7p47NXDv5etFozr KDxooqU9Lsi3YfSGxGvvsWp89dkaPbCxpRVvK6n4onM+K18xgwEfCQJhNusOT8B5iAHXV96AQpM CGTdO3p2wSg== X-Received: from dloo7-n2.prod.google.com ([2002:a05:7023:a47:20b0:168:9e52:72b9]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:701b:2309:b0:14a:5284:1bff with SMTP id a92af1059eb24-16a5f4e8824mr22840937c88.34.1791930408253; Tue, 13 Oct 2026 15:26:48 -0700 (PDT) Date: Tue, 13 Oct 2026 15:26:17 -0700 In-Reply-To: <20261013222622.1822619-1-irogers@google.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20261013182458.1234616-1-irogers@google.com> <20261013222622.1822619-1-irogers@google.com> X-Mailer: git-send-email 2.56.0.385.gd3acb90ef8-goog Message-ID: <20261013222622.1822619-6-irogers@google.com> Subject: [PATCH v2 05/10] perf build: Enable additional Clang thread-safety flags From: Ian Rogers To: irogers@google.com, acme@kernel.org, elver@google.com, namhyung@kernel.org Cc: adrian.hunter@intel.com, bvanassche@acm.org, james.clark@linaro.org, jolsa@kernel.org, justinstitt@google.com, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, ljs@kernel.org, llvm@lists.linux.dev, mingo@redhat.com, morbo@google.com, nathan@kernel.org, ndesaulniers@google.com, peterz@infradead.org Content-Type: text/plain; charset="UTF-8" Align tools/perf's Clang thread-safety flags with the kernel's scripts/Makefile.context-analysis by adding -Wthread-safety-pointer, -Wthread-safety-beta, and (when supported by the compiler) -fexperimental-late-parse-attributes. Assisted-by: Antigravity:gemini-3.1-pro Signed-off-by: Ian Rogers --- tools/perf/Makefile.config | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 39442577418e..a5bd160c03da 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -64,7 +64,10 @@ ifeq ($(CC_NO_CLANG), 0) endif # Enabled Wthread-safety analysis for clang builds. - CFLAGS += -Wthread-safety -DWARN_CONTEXT_ANALYSIS + CFLAGS += -DWARN_CONTEXT_ANALYSIS -Wthread-safety -Wthread-safety-pointer -Wthread-safety-beta + ifeq ($(shell $(CC) -Werror -fexperimental-late-parse-attributes -c -x c /dev/null -o /dev/null >/dev/null 2>&1 && echo 1), 1) + CFLAGS += -fexperimental-late-parse-attributes + endif endif include $(srctree)/tools/scripts/Makefile.arch -- 2.56.0.385.gd3acb90ef8-goog