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AHgh+Rr9+OWbbkL1sYMws/6JvQ72AOAvEWQeKydHHKqDvZ5cMvwNsb201zjbf1WbvGl+c1en539FSfjp1b1vKuo=@vger.kernel.org X-Gm-Message-State: AOJu0Yz7lf0mKl9jhYCrMCHZJOwe34iXLkpkNN25OU6r3pXlsQ3lvqoe rWopqESM1wQuvRUZ5H676kZhGQUZpuEB7frJSr0btOAJDUjwejQi/vB7sKDNDe3WlurNa0cqG5+ P0XPCcGlYbw== X-Received: from dlj3.prod.google.com ([2002:a05:7022:503:b0:13b:962e:3bc8]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:578e:b0:383:5a16:bd70 with SMTP id 98e67ed59e1d1-3903c5ebc8cmr21858591a91.16.1786087109050; Fri, 07 Aug 2026 00:18:29 -0700 (PDT) Date: Fri, 7 Aug 2026 00:18:12 -0700 In-Reply-To: <20260807071818.718751-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260807071818.718751-1-irogers@google.com> X-Mailer: git-send-email 2.55.0.679.g6767b8d81c-goog Message-ID: <20260807071818.718751-3-irogers@google.com> Subject: [RFC PATCH v1 2/8] perf/core: Add BUILD_ID_OFFSET to UAPI From: Ian Rogers To: Steven Rostedt , Masami Hiramatsu , Alexei Starovoitov , Daniel Borkmann , John Fastabend , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Martin KaFai Lau , Song Liu , Yonghong Song , Jiri Olsa , Emil Tsalapatis , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Ian Rogers , Adrian Hunter , James Clark , Suzuki K Poulose , Mike Leach , Leo Yan , John Garry , Will Deacon , Thomas Gleixner , Dapeng Mi , Ravi Bangoria , Swapnil Sapkal , Thomas Falcon , Thomas Richter , Dmitrii Dolgov <9erthalion6@gmail.com>, Eric Biggers , Zecheng Li , Gabriel Marin , Tengda Wu , Derek Foreman , Tanushree Shah , Ankur Arora , Aaron Tomlin , tanze , Rui Qi , Howard Chu , Chuck Lever , Shimin Guo , Alessio Podda , linux-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="UTF-8" Introduce PERF_SAMPLE_BUILD_ID_OFFSET and PERF_SAMPLE_CALLCHAIN_BUILD_ID_OFFSET Signed-off-by: Ian Rogers --- include/uapi/linux/perf_event.h | 4 +++- tools/include/uapi/linux/perf_event.h | 11 ++++++++++- 2 files changed, 13 insertions(+), 2 deletions(-) diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index fd10aa8d697f..f0712c1471d3 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -165,8 +165,10 @@ enum perf_event_sample_format { PERF_SAMPLE_DATA_PAGE_SIZE = 1U << 22, PERF_SAMPLE_CODE_PAGE_SIZE = 1U << 23, PERF_SAMPLE_WEIGHT_STRUCT = 1U << 24, + PERF_SAMPLE_BUILD_ID_OFFSET = 1U << 25, + PERF_SAMPLE_CALLCHAIN_BUILD_ID_OFFSET = 1U << 26, - PERF_SAMPLE_MAX = 1U << 25, /* non-ABI */ + PERF_SAMPLE_MAX = 1U << 27, /* non-ABI */ }; #define PERF_SAMPLE_WEIGHT_TYPE (PERF_SAMPLE_WEIGHT | PERF_SAMPLE_WEIGHT_STRUCT) diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h index 2479a38883d0..d5660e2d6b60 100644 --- a/tools/include/uapi/linux/perf_event.h +++ b/tools/include/uapi/linux/perf_event.h @@ -165,8 +165,10 @@ enum perf_event_sample_format { PERF_SAMPLE_DATA_PAGE_SIZE = 1U << 22, PERF_SAMPLE_CODE_PAGE_SIZE = 1U << 23, PERF_SAMPLE_WEIGHT_STRUCT = 1U << 24, + PERF_SAMPLE_BUILD_ID_OFFSET = 1U << 25, + PERF_SAMPLE_CALLCHAIN_BUILD_ID_OFFSET = 1U << 26, - PERF_SAMPLE_MAX = 1U << 25, /* non-ABI */ + PERF_SAMPLE_MAX = 1U << 27, /* non-ABI */ }; #define PERF_SAMPLE_WEIGHT_TYPE (PERF_SAMPLE_WEIGHT | PERF_SAMPLE_WEIGHT_STRUCT) @@ -1054,6 +1056,13 @@ enum perf_event_type { * { u64 code_page_size;} && PERF_SAMPLE_CODE_PAGE_SIZE * { u64 size; * char data[size]; } && PERF_SAMPLE_AUX + * { struct build_id bid; + * u64 offset; } && PERF_SAMPLE_BUILD_ID_OFFSET + * { u64 nr; + * struct { + * struct build_id bid; + * u64 offset; + * }[nr]; } && PERF_SAMPLE_CALLCHAIN_BUILD_ID_OFFSET * }; */ PERF_RECORD_SAMPLE = 9, -- 2.55.0.679.g6767b8d81c-goog