Messages in this thread |  | | Subject | Re: [PATCH V3 1/5] perf/core: Add PERF_SAMPLE_WEIGHT_STRUCT | From | "Liang, Kan" <> | Date | Thu, 4 Feb 2021 10:24:53 -0500 |
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On 2/4/2021 9:00 AM, Namhyung Kim wrote: > Hi Kan, > > On Sat, Jan 30, 2021 at 2:25 AM Liang, Kan <kan.liang@linux.intel.com> wrote: > [SNIP] >> diff --git a/include/uapi/linux/perf_event.h >> b/include/uapi/linux/perf_event.h >> index b15e344..c50718a 100644 >> --- a/include/uapi/linux/perf_event.h >> +++ b/include/uapi/linux/perf_event.h >> @@ -145,12 +145,14 @@ enum perf_event_sample_format { >> PERF_SAMPLE_CGROUP = 1U << 21, >> PERF_SAMPLE_DATA_PAGE_SIZE = 1U << 22, >> PERF_SAMPLE_CODE_PAGE_SIZE = 1U << 23, >> + PERF_SAMPLE_WEIGHT_STRUCT = 1U << 24, >> >> - PERF_SAMPLE_MAX = 1U << 24, /* non-ABI */ >> + PERF_SAMPLE_MAX = 1U << 25, /* non-ABI */ >> >> __PERF_SAMPLE_CALLCHAIN_EARLY = 1ULL << 63, /* non-ABI; internal use */ >> }; >> >> +#define PERF_SAMPLE_WEIGHT_TYPE (PERF_SAMPLE_WEIGHT | >> PERF_SAMPLE_WEIGHT_STRUCT) > > I'm not sure you want to expose it in the uapi header as it's not > intended to be used IMHO. >
I'm not sure I understood, but it's indeed used in the tool patch set.
https://lore.kernel.org/lkml/1612296553-21962-6-git-send-email-kan.liang@linux.intel.com/
Thanks, Kan
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