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| author | Kim Phillips <kim.phillips@amd.com> | 2020-02-07 17:06:12 -0600 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-02-10 16:30:13 -0300 |
| commit | 0e71459afcbbf69e92a65085c45515d3f3f02c31 (patch) | |
| tree | 37e5a609695d176d37c1e1d4ce17194bfde00988 /tools/perf/util | |
| parent | 80cc7bb6c104d733bff60ddda09f19139c61507c (diff) | |
| download | linux-0e71459afcbbf69e92a65085c45515d3f3f02c31.tar.bz2 | |
perf symbols: Update the list of kernel idle symbols
The "acpi_idle_do_entry", "acpi_processor_ffh_cstate_enter", and
"idle_cpu" symbols appear in 'perf top' output, at least on AMD systems.
Add them to perf's idle_symbols list, so they don't dominate 'perf top'
output.
Signed-off-by: Kim Phillips <kim.phillips@amd.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Song Liu <songliubraving@fb.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Cong Wang <xiyou.wangcong@gmail.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20200207230613.26709-2-kim.phillips@amd.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/symbol.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 3b379b1296f1..f3120c4f47ad 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -635,9 +635,12 @@ out: static bool symbol__is_idle(const char *name) { const char * const idle_symbols[] = { + "acpi_idle_do_entry", + "acpi_processor_ffh_cstate_enter", "arch_cpu_idle", "cpu_idle", "cpu_startup_entry", + "idle_cpu", "intel_idle", "default_idle", "native_safe_halt", |