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From: Ian Rogers <irogers@google.com>
To: Steven Rostedt <rostedt@goodmis.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	 Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
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	Song Liu <song@kernel.org>,
	 Yonghong Song <yonghong.song@linux.dev>,
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	 Emil Tsalapatis <emil@etsalapatis.com>,
	Peter Zijlstra <peterz@infradead.org>,
	 Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>,
	 Mark Rutland <mark.rutland@arm.com>,
	 Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Ian Rogers <irogers@google.com>,
	 Adrian Hunter <adrian.hunter@intel.com>,
	James Clark <james.clark@linaro.org>,
	 Suzuki K Poulose <suzuki.poulose@arm.com>,
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	 Rui Qi <qirui.001@bytedance.com>,
	Howard Chu <howardchu95@gmail.com>,  Chuck Lever <cel@kernel.org>,
	Shimin Guo <shimin.guo@skydio.com>,
	 Alessio Podda <aleph.pi.gh@gmail.com>,
	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
Subject: [RFC PATCH v1 2/8] perf/core: Add BUILD_ID_OFFSET to UAPI
Date: Fri,  7 Aug 2026 00:18:12 -0700	[thread overview]
Message-ID: <20260807071818.718751-3-irogers@google.com> (raw)
In-Reply-To: <20260807071818.718751-1-irogers@google.com>

Introduce PERF_SAMPLE_BUILD_ID_OFFSET and
PERF_SAMPLE_CALLCHAIN_BUILD_ID_OFFSET

Signed-off-by: Ian Rogers <irogers@google.com>
---
 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


  parent reply	other threads:[~2026-08-07  7:18 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-07  7:18 [RFC PATCH v1 0/8] perf/core, perf/tools: Add PERF_SAMPLE_BUILD_ID_OFFSET support Ian Rogers
2026-08-07  7:18 ` [RFC PATCH v1 1/8] perf event: Factor build_id out into its own top-level struct Ian Rogers
2026-08-07  7:33   ` sashiko-bot
2026-08-07  7:18 ` Ian Rogers [this message]
2026-08-07  7:42   ` [RFC PATCH v1 2/8] perf/core: Add BUILD_ID_OFFSET to UAPI sashiko-bot
2026-08-07  7:18 ` [RFC PATCH v1 3/8] perf/core: Implement BUILD_ID_OFFSET sample type Ian Rogers
2026-08-07  7:54   ` sashiko-bot
2026-08-07  7:18 ` [RFC PATCH v1 4/8] perf: Refactor thread map and symbol APIs to take perf_sample Ian Rogers
2026-08-07  8:20   ` sashiko-bot
2026-08-07  7:18 ` [RFC PATCH v1 5/8] perf tools: Internal support for BUILD_ID_OFFSET Ian Rogers
2026-08-07  8:41   ` sashiko-bot
2026-08-07  7:18 ` [RFC PATCH v1 6/8] perf inject: Extend perf inject to support bid_offset conversion Ian Rogers
2026-08-07  9:18   ` sashiko-bot
2026-08-07  7:18 ` [RFC PATCH v1 7/8] perf record: Add --buildid-offset option Ian Rogers
2026-08-07  9:47   ` sashiko-bot
2026-08-07  7:18 ` [RFC PATCH v1 8/8] perf tests: Add build_id_offset test coverage Ian Rogers
2026-08-07  9:58   ` sashiko-bot
2026-08-07 11:18 ` [RFC PATCH v1 0/8] perf/core, perf/tools: Add PERF_SAMPLE_BUILD_ID_OFFSET support Peter Zijlstra

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