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authorAdrian Hunter <adrian.hunter@intel.com>2021-09-07 19:39:02 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-10-20 17:22:27 +0300
commit61750473589b6f8adc35007c8261986043907f13 (patch)
treeb9e02437eeb834961c11c8772383a74a5f83977e /tools/lib
parent70ae034d499d4bd7ac3d0db20505ff9644a6b959 (diff)
downloadlinux-61750473589b6f8adc35007c8261986043907f13.tar.xz
perf tools: Add support for PERF_RECORD_AUX_OUTPUT_HW_ID
The PERF_RECORD_AUX_OUTPUT_HW_ID event provides a way to match AUX output data like Intel PT PEBS-via-PT back to the event that it came from, by providing a hardware ID that is present in the AUX output. Reviewed-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> Reviewed-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Leo Yan <leo.yan@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: x86@kernel.org Link: http://lore.kernel.org/lkml/20210907163903.11820-3-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib')
-rw-r--r--tools/lib/perf/include/perf/event.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/lib/perf/include/perf/event.h b/tools/lib/perf/include/perf/event.h
index 4d0c02ba3f7d..75ee385fb078 100644
--- a/tools/lib/perf/include/perf/event.h
+++ b/tools/lib/perf/include/perf/event.h
@@ -289,6 +289,11 @@ struct perf_record_itrace_start {
__u32 tid;
};
+struct perf_record_aux_output_hw_id {
+ struct perf_event_header header;
+ __u64 hw_id;
+};
+
struct perf_record_thread_map_entry {
__u64 pid;
char comm[16];
@@ -414,6 +419,7 @@ union perf_event {
struct perf_record_auxtrace_error auxtrace_error;
struct perf_record_aux aux;
struct perf_record_itrace_start itrace_start;
+ struct perf_record_aux_output_hw_id aux_output_hw_id;
struct perf_record_switch context_switch;
struct perf_record_thread_map thread_map;
struct perf_record_cpu_map cpu_map;