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| author | Namhyung Kim <namhyung@kernel.org> | 2023-03-14 16:42:32 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-03-15 11:08:36 -0300 |
| commit | 335818470f558de5dc37bbcb31f97b303605a9df (patch) | |
| tree | 22d807472cefff8deab40a222290aeea0f82a5d2 /tools/perf/util/bpf-filter.y | |
| parent | 27c6f2455b29f27c8daf209ec8bdf0ac2c567b74 (diff) | |
| download | linux-335818470f558de5dc37bbcb31f97b303605a9df.tar.gz linux-335818470f558de5dc37bbcb31f97b303605a9df.tar.bz2 linux-335818470f558de5dc37bbcb31f97b303605a9df.zip | |
perf bpf filter: Add 'pid' sample data support
The pid is special because it's saved in the PERF_SAMPLE_TID together.
So it needs to differenciate tid and pid using the 'part' field in the
perf bpf filter entry struct.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Hao Luo <haoluo@google.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: James Clark <james.clark@arm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Song Liu <song@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: bpf@vger.kernel.org
Link: https://lore.kernel.org/r/20230314234237.3008956-2-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/bpf-filter.y')
| -rw-r--r-- | tools/perf/util/bpf-filter.y | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/tools/perf/util/bpf-filter.y b/tools/perf/util/bpf-filter.y index 13eca612ecca..0ca6532afd8d 100644 --- a/tools/perf/util/bpf-filter.y +++ b/tools/perf/util/bpf-filter.y @@ -20,7 +20,10 @@ static void perf_bpf_filter_error(struct list_head *expr __maybe_unused, %union { unsigned long num; - unsigned long sample; + struct { + unsigned long type; + int part; + } sample; enum perf_bpf_filter_op op; struct perf_bpf_filter_expr *expr; } @@ -48,7 +51,7 @@ filter_term filter_term: BFT_SAMPLE BFT_OP BFT_NUM { - $$ = perf_bpf_filter_expr__new($1, $2, $3); + $$ = perf_bpf_filter_expr__new($1.type, $1.part, $2, $3); } %% |