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authorArnaldo Carvalho de Melo <acme@redhat.com>2011-01-03 23:09:46 -0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2011-01-04 00:24:36 -0200
commit86bd5e8603b00b06189328c6d7034d2dc434d6bb (patch)
tree7d6c4fa6c55b367d0ab970835fa2fad4634ae8e4 /tools
parent5c98d466e49267a9221f30958d45cd06f794269a (diff)
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perf evsel: Use {cpu,thread}_map to shorten list of parameters
Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-stat.c4
-rw-r--r--tools/perf/util/evsel.c24
-rw-r--r--tools/perf/util/evsel.h11
3 files changed, 22 insertions, 17 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 6b9146c..02b2d80 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 e62cc5e..e44be52 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 a62fb55..863d78d 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 && \