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| author | Ian Rogers <irogers@google.com> | 2025-08-21 09:38:19 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-10-19 16:30:40 +0200 |
| commit | afa0b258e07319db3686e897e98397110a896756 (patch) | |
| tree | 867cf9de52e8fb9f82cc51ac1aa4f6b3cdd2ade9 /tools | |
| parent | 52571a05bcd21b68f0c905571d6dbd3cf16053b2 (diff) | |
| download | linux-afa0b258e07319db3686e897e98397110a896756.tar.gz linux-afa0b258e07319db3686e897e98397110a896756.tar.bz2 linux-afa0b258e07319db3686e897e98397110a896756.zip | |
libperf event: Ensure tracing data is multiple of 8 sized
[ Upstream commit b39c915a4f365cce6bdc0e538ed95d31823aea8f ]
Perf's synthetic-events.c will ensure 8-byte alignment of tracing
data, writing it after a perf_record_header_tracing_data event.
Add padding to struct perf_record_header_tracing_data to make it 16-byte
rather than 12-byte sized.
Fixes: 055c67ed39887c55 ("perf tools: Move event synthesizing routines to separate .c file")
Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Athira Rajeev <atrajeev@linux.ibm.com>
Cc: Blake Jones <blakejones@google.com>
Cc: Chun-Tse Shao <ctshao@google.com>
Cc: Collin Funk <collin.funk1@gmail.com>
Cc: Howard Chu <howardchu95@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jan Polensky <japo@linux.ibm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Li Huafei <lihuafei1@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Nam Cao <namcao@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steinar H. Gunderson <sesse@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20250821163820.1132977-6-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/lib/perf/include/perf/event.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/lib/perf/include/perf/event.h b/tools/lib/perf/include/perf/event.h index ae64090184d3..b50960cce23f 100644 --- a/tools/lib/perf/include/perf/event.h +++ b/tools/lib/perf/include/perf/event.h @@ -285,6 +285,7 @@ struct perf_record_header_event_type { struct perf_record_header_tracing_data { struct perf_event_header header; __u32 size; + __u32 pad; }; #define PERF_RECORD_MISC_BUILD_ID_SIZE (1 << 15) |