Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [PATCH 1/6] perf tools: Add clockid_name function | Date | Thu, 30 Jul 2020 23:39:45 +0200 |
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Adding clockid_name function to get the clock name based on its clockid. It will be used in following changes.
Signed-off-by: Jiri Olsa <jolsa@kernel.org> --- tools/perf/builtin-record.c | 11 +++++++++++ tools/perf/util/util.h | 2 ++ 2 files changed, 13 insertions(+)
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index b6bdccd875bc..468c669519a6 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -2121,6 +2121,17 @@ static const struct clockid_map clockids[] = { CLOCKID_END, }; +const char *clockid_name(clockid_t clk_id) +{ + const struct clockid_map *cm; + + for (cm = clockids; cm->name; cm++) { + if (cm->clockid == clk_id) + return cm->name; + } + return "(not found)"; +} + static int get_clockid_res(clockid_t clk_id, u64 *res_ns) { struct timespec res; diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h index f486fdd3a538..126dad238ee3 100644 --- a/tools/perf/util/util.h +++ b/tools/perf/util/util.h @@ -62,4 +62,6 @@ char *perf_exe(char *buf, int len); #endif #endif +const char *clockid_name(clockid_t clk_id); + #endif /* GIT_COMPAT_UTIL_H */ -- 2.25.4
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