From 86bd5e8603b00b06189328c6d7034d2dc434d6bb Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Mon, 3 Jan 2011 23:09:46 -0200 Subject: [PATCH] perf evsel: Use {cpu,thread}_map to shorten list of parameters Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Mike Galbraith Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Cc: Tom Zanussi LKML-Reference: Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-stat.c | 4 ++-- tools/perf/util/evsel.c | 24 +++++++++++++----------- tools/perf/util/evsel.h | 11 +++++++---- 3 files changed, 22 insertions(+), 17 deletions(-) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 6b9146cd1ea..02b2d8013a6 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -166,7 +166,7 @@ static int create_perf_stat_counter(struct perf_evsel *evsel) PERF_FORMAT_TOTAL_TIME_RUNNING; if (system_wide) - return perf_evsel__open_per_cpu(evsel, cpus->nr, cpus->map); + return perf_evsel__open_per_cpu(evsel, cpus); attr->inherit = !no_inherit; if (target_pid == -1 && target_tid == -1) { @@ -174,7 +174,7 @@ static int create_perf_stat_counter(struct perf_evsel *evsel) attr->enable_on_exec = 1; } - return perf_evsel__open_per_thread(evsel, threads->nr, threads->map); + return perf_evsel__open_per_thread(evsel, threads); } /* diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index e62cc5e050a..e44be528c09 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -1,6 +1,8 @@ #include "evsel.h" #include "../perf.h" #include "util.h" +#include "cpumap.h" +#include "thread.h" #define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y)) @@ -123,13 +125,13 @@ int __perf_evsel__read(struct perf_evsel *evsel, return 0; } -int perf_evsel__open_per_cpu(struct perf_evsel *evsel, int ncpus, int *cpu_map) +int perf_evsel__open_per_cpu(struct perf_evsel *evsel, struct cpu_map *cpus) { int cpu; - for (cpu = 0; cpu < ncpus; cpu++) { + for (cpu = 0; cpu < cpus->nr; cpu++) { FD(evsel, cpu, 0) = sys_perf_event_open(&evsel->attr, -1, - cpu_map[cpu], -1, 0); + cpus->map[cpu], -1, 0); if (FD(evsel, cpu, 0) < 0) goto out_close; } @@ -144,13 +146,13 @@ out_close: return -1; } -int perf_evsel__open_per_thread(struct perf_evsel *evsel, int nthreads, int *thread_map) +int perf_evsel__open_per_thread(struct perf_evsel *evsel, struct thread_map *threads) { int thread; - for (thread = 0; thread < nthreads; thread++) { + for (thread = 0; thread < threads->nr; thread++) { FD(evsel, 0, thread) = sys_perf_event_open(&evsel->attr, - thread_map[thread], -1, -1, 0); + threads->map[thread], -1, -1, 0); if (FD(evsel, 0, thread) < 0) goto out_close; } @@ -165,11 +167,11 @@ out_close: return -1; } -int perf_evsel__open(struct perf_evsel *evsel, int ncpus, int nthreads, - int *cpu_map, int *thread_map) +int perf_evsel__open(struct perf_evsel *evsel, + struct cpu_map *cpus, struct thread_map *threads) { - if (nthreads < 0) - return perf_evsel__open_per_cpu(evsel, ncpus, cpu_map); + if (threads == NULL) + return perf_evsel__open_per_cpu(evsel, cpus); - return perf_evsel__open_per_thread(evsel, nthreads, thread_map); + return perf_evsel__open_per_thread(evsel, threads); } diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index a62fb55cffa..863d78d5ef1 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -34,6 +34,9 @@ struct perf_evsel { void *priv; }; +struct cpu_map; +struct thread_map; + struct perf_evsel *perf_evsel__new(u32 type, u64 config, int idx); void perf_evsel__delete(struct perf_evsel *evsel); @@ -42,10 +45,10 @@ int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus); void perf_evsel__free_fd(struct perf_evsel *evsel); void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads); -int perf_evsel__open_per_cpu(struct perf_evsel *evsel, int ncpus, int *cpu_map); -int perf_evsel__open_per_thread(struct perf_evsel *evsel, int nthreads, int *thread_map); -int perf_evsel__open(struct perf_evsel *evsel, int ncpus, int nthreads, - int *cpu_map, int *thread_map); +int perf_evsel__open_per_cpu(struct perf_evsel *evsel, struct cpu_map *cpus); +int perf_evsel__open_per_thread(struct perf_evsel *evsel, struct thread_map *threads); +int perf_evsel__open(struct perf_evsel *evsel, + struct cpu_map *cpus, struct thread_map *threads); #define perf_evsel__match(evsel, t, c) \ (evsel->attr.type == PERF_TYPE_##t && \ -- 2.34.1