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| author |   Jiri Olsa <jolsa@kernel.org> | 2020-08-05 11:34:39 +0200 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-08-06 09:33:57 -0300 |
| commit | cc3365bbd07c26aa2e4c7435068292e03116d4e7 (patch) | |
| tree | 444e91ed91f01874292d20139ece3eb5940b63a6 /tools/perf/util/clockid.c | |
| parent | perf clockid: Move parse_clockid() to new clockid object (diff) | |
| download | linux-dev-cc3365bbd07c26aa2e4c7435068292e03116d4e7.tar.xz linux-dev-cc3365bbd07c26aa2e4c7435068292e03116d4e7.zip | |
perf tools: Add clockid_name function
Add the clockid_name() function to get the clock name based on its
clockid. It will be used in the following changes.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Geneviève Bastien <gbastien@versatic.net>
Cc: Ian Rogers <irogers@google.com>
Cc: Jeremie Galarneau <jgalar@efficios.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lore.kernel.org/lkml/20200805093444.314999-3-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/clockid.c')
| -rw-r--r-- | tools/perf/util/clockid.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/perf/util/clockid.c b/tools/perf/util/clockid.c index b7a08606dc3e..74365a5d99c1 100644 --- a/tools/perf/util/clockid.c +++ b/tools/perf/util/clockid.c @@ -106,3 +106,14 @@ int parse_clockid(const struct option *opt, const char *str, int unset) ui__warning("unknown clockid %s, check man page\n", ostr); return -1; } + +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)"; +} |