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authorNamhyung Kim <namhyung@kernel.org>2022-06-25 02:13:09 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-06-28 17:45:45 +0300
commit49c692b7dfc9b6c06a1dc11359a8780575b16d4a (patch)
treed4312d6d454aca7a01d1469a314d8c5cdda57fd7 /tools/arch/arm64
parentd6838ec44b4513280a3f43fcc402e246d543fb53 (diff)
downloadlinux-49c692b7dfc9b6c06a1dc11359a8780575b16d4a.tar.xz
perf offcpu: Accept allowed sample types only
As offcpu-time event is synthesized at the end, it could not get the all the sample info. Define OFFCPU_SAMPLE_TYPES for allowed ones and mask out others in evsel__config() to prevent parse errors. Because perf sample parsing assumes a specific ordering with the sample types, setting unsupported one would make it fail to read data like perf record -d/--data. Fixes: edc41a1099c2d08c ("perf record: Enable off-cpu analysis with BPF") Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Blake Jones <blakejones@google.com> Cc: Hao Luo <haoluo@google.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Milian Wolff <milian.wolff@kdab.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Song Liu <songliubraving@fb.com> Cc: bpf@vger.kernel.org Link: http://lore.kernel.org/lkml/20220624231313.367909-3-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/arch/arm64')
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