diff options
| author |   Ray Kinsella <mdr@ashroe.eu> | 2021-11-26 14:57:35 +0000 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2022-01-27 20:01:45 +0000 |
| commit | 0024e53ad048ff0a3cb34bd95679606c11a7154b (patch) | |
| tree | 704f03a531a5742dce054bc8254c206deaa510cb /src/plugins/perfmon/intel | |
| parent | ae0e3e748f04a1fb9ad2393533a164611c417103 (diff) | |
perfmon: prune bundles by available pmu counters
Prune perfmon bundles that exceed the number of available pmu counters.
Type: improvement
Signed-off-by: Ray Kinsella <mdr@ashroe.eu>
Change-Id: I70fec26bb8ca915f4b980963e06c2e43dfde5a23
Diffstat (limited to 'src/plugins/perfmon/intel')
| -rw-r--r-- | src/plugins/perfmon/intel/core.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/plugins/perfmon/intel/core.c b/src/plugins/perfmon/intel/core.c index c59fce81735..d985d049712 100644 --- a/src/plugins/perfmon/intel/core.c +++ b/src/plugins/perfmon/intel/core.c @@ -77,11 +77,21 @@ intel_core_init (vlib_main_t *vm, perfmon_source_t *src) return 0; } +u8 +intel_core_is_fixed (u32 event) +{ + u64 config = events[event].config; + u8 eventcode = (config & 0xFF); + + return !eventcode ? 1 : 0; +} + PERFMON_REGISTER_SOURCE (intel_core) = { .name = "intel-core", .description = "intel arch core events", .events = events, .n_events = ARRAY_LEN (events), .init_fn = intel_core_init, + .is_fixed = intel_core_is_fixed, .format_config = format_intel_core_config, }; |