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[v2,21/48] perf cpumap: Add some comments to cpu_aggr_map

Message ID 20211223074541.3318938-22-irogers@google.com (mailing list archive)
State New, archived
Headers show
Series Refactor perf cpumap | expand

Commit Message

Ian Rogers Dec. 23, 2021, 7:45 a.m. UTC 
Move cpu_aggr_map__empty_new to be with other cpu_aggr_map function.

Reviewed-by: James Clark <james.clark@arm.com>
Signed-off-by: Ian Rogers <irogers@google.com>
---
 tools/perf/util/cpumap.h | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)
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Patch

diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
index 832fc53f3c11..8acef8ff8753 100644
--- a/tools/perf/util/cpumap.h
+++ b/tools/perf/util/cpumap.h
@@ -24,16 +24,18 @@  struct aggr_cpu_id {
 	int core;
 };
 
+/** A collection of aggr_cpu_id values, the "built" version is sorted and uniqued. */
 struct cpu_aggr_map {
 	refcount_t refcnt;
+	/** Number of valid entries. */
 	int nr;
+	/** The entries. */
 	struct aggr_cpu_id map[];
 };
 
 struct perf_record_cpu_map_data;
 
 struct perf_cpu_map *perf_cpu_map__empty_new(int nr);
-struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr);
 
 struct perf_cpu_map *cpu_map__new_data(struct perf_record_cpu_map_data *data);
 size_t cpu_map__snprint(struct perf_cpu_map *map, char *buf, size_t size);
@@ -67,6 +69,12 @@  int cpu__get_die_id(int cpu);
  */
 int cpu__get_core_id(int cpu);
 
+/**
+ * cpu_aggr_map__empty_new - Create a cpu_aggr_map of size nr with every entry
+ * being empty.
+ */
+struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr);
+
 typedef struct aggr_cpu_id (*aggr_cpu_id_get_t)(int cpu, void *data);
 
 /**