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    Subject[PATCH 1/9] perf tools: Add fprintf methods for thread_map and cpu_map classes
    Date
    From: Arnaldo Carvalho de Melo <acme@redhat.com>

    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: Arnaldo Carvalho de Melo <acme@redhat.com>
    ---
    tools/perf/util/cpumap.c | 11 +++++++++++
    tools/perf/util/cpumap.h | 4 ++++
    tools/perf/util/thread_map.c | 11 +++++++++++
    tools/perf/util/thread_map.h | 4 ++++
    4 files changed, 30 insertions(+), 0 deletions(-)

    diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c
    index 6893eec..adc72f0 100644
    --- a/tools/perf/util/cpumap.c
    +++ b/tools/perf/util/cpumap.c
    @@ -166,6 +166,17 @@ out:
    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));
    diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h
    index 072c0a3..c415185 100644
    --- a/tools/perf/util/cpumap.h
    +++ b/tools/perf/util/cpumap.h
    @@ -1,6 +1,8 @@
    #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 */
    diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c
    index a5df131..894d52f 100644
    --- a/tools/perf/util/thread_map.c
    +++ b/tools/perf/util/thread_map.c
    @@ -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");
    +}
    diff --git a/tools/perf/util/thread_map.h b/tools/perf/util/thread_map.h
    index 3cb9073..736ab4a26 100644
    --- a/tools/perf/util/thread_map.h
    +++ b/tools/perf/util/thread_map.h
    @@ -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 */
    --
    1.7.9.rc2.1.g69204


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