Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 397721e0 authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo
Browse files

libperf: Add perf_cpu_map__dummy_new() function 



Move cpu_map__dummy_new() to libperf as perf_cpu_map__dummy_new() function.

Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-30-jolsa@kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 959b83c7

tools/perf/lib/cpumap.c

+13 −0
Original line number Diff line number Diff line
@@ -3,3 +3,16 @@ 
#include <stdlib.h>

#include <linux/refcount.h>

#include <internal/cpumap.h>



struct perf_cpu_map *perf_cpu_map__dummy_new(void)

{

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



	if (cpus != NULL) {

		cpus->nr = 1;

		cpus->map[0] = -1;

		refcount_set(&cpus->refcnt, 1);

	}



	return cpus;

}

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

+4 −0
Original line number Diff line number Diff line
@@ -2,6 +2,10 @@ 
#ifndef __LIBPERF_CPUMAP_H

#define __LIBPERF_CPUMAP_H



#include <perf/core.h>



struct perf_cpu_map;



LIBPERF_API struct perf_cpu_map *perf_cpu_map__dummy_new(void);



#endif /* __LIBPERF_CPUMAP_H */

tools/perf/lib/libperf.map

+1 −0
Original line number Diff line number Diff line 
LIBPERF_0.0.1 {

	global:

		libperf_set_print;

		perf_cpu_map__dummy_new;

	local:

		*;

};

tools/perf/tests/sw-clock.c

+1 −1
Original line number Diff line number Diff line
@@ -56,7 +56,7 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id) 
	}

	evlist__add(evlist, evsel);



	cpus = cpu_map__dummy_new();

	cpus = perf_cpu_map__dummy_new();

	threads = thread_map__new_by_tid(getpid());

	if (!cpus || !threads) {

		err = -ENOMEM;

tools/perf/tests/task-exit.c

+1 −1
Original line number Diff line number Diff line
@@ -63,7 +63,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused 
	 * perf_evlist__prepare_workload we'll fill in the only thread

	 * we're monitoring, the one forked there.

	 */

	cpus = cpu_map__dummy_new();

	cpus = perf_cpu_map__dummy_new();

	threads = thread_map__new_by_tid(-1);

	if (!cpus || !threads) {

		err = -ENOMEM;