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Commit 9ae7d335 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf tools: Add fprintf methods for thread_map and cpu_map classes 

For helping with debugging.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-m06n4rp7pwr6dlzwoq89cl69@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 172d1b0b

tools/perf/util/cpumap.c

+11 −0
Original line number Diff line number Diff line
@@ -166,6 +166,17 @@ struct cpu_map *cpu_map__new(const char *cpu_list) 
	return cpus;

}



size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp)

{

	int i;

	size_t printed = fprintf(fp, "%d cpu%s: ",

				 map->nr, map->nr > 1 ? "s" : "");

	for (i = 0; i < map->nr; ++i)

		printed += fprintf(fp, "%s%d", i ? ", " : "", map->map[i]);



	return printed + fprintf(fp, "\n");

}



struct cpu_map *cpu_map__dummy_new(void)

{

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

tools/perf/util/cpumap.h

+4 −0
Original line number Diff line number Diff line 
#ifndef __PERF_CPUMAP_H

#define __PERF_CPUMAP_H



#include <stdio.h>



struct cpu_map {

	int nr;

	int map[];
@@ -10,4 +12,6 @@ struct cpu_map *cpu_map__new(const char *cpu_list); 
struct cpu_map *cpu_map__dummy_new(void);

void cpu_map__delete(struct cpu_map *map);



size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp);



#endif /* __PERF_CPUMAP_H */

tools/perf/util/thread_map.c

+11 −0
Original line number Diff line number Diff line
@@ -62,3 +62,14 @@ void thread_map__delete(struct thread_map *threads) 
{

	free(threads);

}



size_t thread_map__fprintf(struct thread_map *threads, FILE *fp)

{

	int i;

	size_t printed = fprintf(fp, "%d thread%s: ",

				 threads->nr, threads->nr > 1 ? "s" : "");

	for (i = 0; i < threads->nr; ++i)

		printed += fprintf(fp, "%s%d", i ? ", " : "", threads->map[i]);



	return printed + fprintf(fp, "\n");

}

tools/perf/util/thread_map.h

+4 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
#define __PERF_THREAD_MAP_H



#include <sys/types.h>

#include <stdio.h>



struct thread_map {

	int nr;
@@ -12,4 +13,7 @@ struct thread_map *thread_map__new_by_pid(pid_t pid); 
struct thread_map *thread_map__new_by_tid(pid_t tid);

struct thread_map *thread_map__new(pid_t pid, pid_t tid);

void thread_map__delete(struct thread_map *threads);



size_t thread_map__fprintf(struct thread_map *threads, FILE *fp);



#endif	/* __PERF_THREAD_MAP_H */