Commit 1f94479e authored by Ian Rogers's avatar Ian Rogers Committed by Arnaldo Carvalho de Melo
Browse files

libperf: Make perf_cpu_map__alloc() available as an internal function for tools/perf to use 



We had the open coded equivalent in perf_cpu_map__empty_new(), so reuse
what is in libperf.

Signed-off-by: default avatarIan Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
Cc: Dmitriy Vyukov <dvyukov@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Riccardo Mancini <rickyman7@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Stephen Brennan <stephen.s.brennan@oracle.com>
Link: https://lore.kernel.org/lkml/20230407230405.2931830-3-irogers@google.com


[ Split from a larger patch ]
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 7bb1d048

tools/lib/perf/cpumap.c

+1 −1
Original line number Diff line number Diff line
@@ -10,7 +10,7 @@ 
#include <ctype.h>

#include <limits.h>



static struct perf_cpu_map *perf_cpu_map__alloc(int nr_cpus)

struct perf_cpu_map *perf_cpu_map__alloc(int nr_cpus)

{

	struct perf_cpu_map *cpus = malloc(sizeof(*cpus) + sizeof(struct perf_cpu) * nr_cpus);

tools/lib/perf/include/internal/cpumap.h

+1 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ struct perf_cpu_map { 
#define MAX_NR_CPUS	2048

#endif



struct perf_cpu_map *perf_cpu_map__alloc(int nr_cpus);

int perf_cpu_map__idx(const struct perf_cpu_map *cpus, struct perf_cpu cpu);

bool perf_cpu_map__is_subset(const struct perf_cpu_map *a, const struct perf_cpu_map *b);

tools/perf/util/cpumap.c

+1 −1
Original line number Diff line number Diff line
@@ -160,7 +160,7 @@ size_t cpu_map__fprintf(struct perf_cpu_map *map, FILE *fp) 


struct perf_cpu_map *perf_cpu_map__empty_new(int nr)

{

	struct perf_cpu_map *cpus = malloc(sizeof(*cpus) + sizeof(int) * nr);

	struct perf_cpu_map *cpus = perf_cpu_map__alloc(nr);



	if (cpus != NULL) {

		int i;