perf cpumap: Add some comments to cpu_aggr_map

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>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Riccardo Mancini <rickyman7@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Vineet Singh <vineet.singh@intel.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: zhengjun.xing@intel.com
Link: https://lore.kernel.org/r/20220105061351.120843-22-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2022-01-04 22:13:24 -08:00 committed by Arnaldo Carvalho de Melo
parent dfc66beff7
commit 92aad5c33f

View File

@ -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);
/**