linux-kernel - [PATCH v1] perf: Fix PERF_RECORD

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Message-ID: <20250521221529.2547099-1-irogers@google.com>
Date: Wed, 21 May 2025 15:15:28 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Mark Rutland <mark.rutland@....com>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	Kan Liang <kan.liang@...ux.intel.com>, James Clark <james.clark@...aro.org>, 
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1] perf: Fix PERF_RECORD_SAMPLE comment

Aux data for PERF_SAMPLE_AUX appears last. PERF_SAMPLE_CGROUP is
missing from the comment. This makes the perf_event.h comment match
that in the perf_event_open man page.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 include/uapi/linux/perf_event.h       | 5 +++--
 tools/include/uapi/linux/perf_event.h | 5 +++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
index 5fc753c23734..b2722dae6f1e 100644
--- a/include/uapi/linux/perf_event.h
+++ b/include/uapi/linux/perf_event.h
@@ -1035,10 +1035,11 @@ enum perf_event_type {
 	 *	{ u64			abi; # enum perf_sample_regs_abi
 	 *	  u64			regs[weight(mask)]; } && PERF_SAMPLE_REGS_INTR
 	 *	{ u64			phys_addr;} && PERF_SAMPLE_PHYS_ADDR
-	 *	{ u64			size;
-	 *	  char			data[size]; } && PERF_SAMPLE_AUX
+	 *	{ u64			cgroup;} && PERF_SAMPLE_CGROUP
 	 *	{ u64			data_page_size;} && PERF_SAMPLE_DATA_PAGE_SIZE
 	 *	{ u64			code_page_size;} && PERF_SAMPLE_CODE_PAGE_SIZE
+	 *	{ u64			size;
+	 *	  char			data[size]; } && PERF_SAMPLE_AUX
 	 * };
 	 */
 	PERF_RECORD_SAMPLE			= 9,
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 5fc753c23734..b2722dae6f1e 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -1035,10 +1035,11 @@ enum perf_event_type {
 	 *	{ u64			abi; # enum perf_sample_regs_abi
 	 *	  u64			regs[weight(mask)]; } && PERF_SAMPLE_REGS_INTR
 	 *	{ u64			phys_addr;} && PERF_SAMPLE_PHYS_ADDR
-	 *	{ u64			size;
-	 *	  char			data[size]; } && PERF_SAMPLE_AUX
+	 *	{ u64			cgroup;} && PERF_SAMPLE_CGROUP
 	 *	{ u64			data_page_size;} && PERF_SAMPLE_DATA_PAGE_SIZE
 	 *	{ u64			code_page_size;} && PERF_SAMPLE_CODE_PAGE_SIZE
+	 *	{ u64			size;
+	 *	  char			data[size]; } && PERF_SAMPLE_AUX
 	 * };
 	 */
 	PERF_RECORD_SAMPLE			= 9,
-- 
2.49.0.1151.ga128411c76-goog