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authorArnaldo Carvalho de Melo <acme@redhat.com>2011-01-03 16:51:39 -0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2011-01-03 16:51:39 -0200
commit70d544d0576775a2b3923a7e68cb49b0313d80c9 (patch)
treec848ffcc5b1146fc35d496472349d2e4795b0ff3
parent1e7972cc5c16e06f258b0278d8c9adfb5aa75c68 (diff)
downloadlinux-70d544d0576775a2b3923a7e68cb49b0313d80c9.tar.bz2
perf evsel: Delete the event selectors at exit
Freeing all the possibly allocated resources, reducing complexity on each tool exit path. 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>
-rw-r--r--tools/perf/builtin-record.c2
-rw-r--r--tools/perf/builtin-stat.c4
-rw-r--r--tools/perf/builtin-top.c4
-rw-r--r--tools/perf/perf.c2
-rw-r--r--tools/perf/util/parse-events.c11
-rw-r--r--tools/perf/util/parse-events.h1
6 files changed, 16 insertions, 8 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index e68aee33bc19..052de1780f76 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -965,8 +965,6 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
out_free_event_array:
free(event_array);
out_free_fd:
- list_for_each_entry(pos, &evsel_list, node)
- perf_evsel__free_fd(pos);
free(all_tids);
all_tids = NULL;
out_symbol_exit:
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 3e5f356a5241..589ba3a92423 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -844,10 +844,8 @@ int cmd_stat(int argc, const char **argv, const char *prefix __used)
if (status != -1)
print_stat(argc, argv);
out_free_fd:
- list_for_each_entry(pos, &evsel_list, node) {
- perf_evsel__free_fd(pos);
+ list_for_each_entry(pos, &evsel_list, node)
perf_evsel__free_stat_priv(pos);
- }
out:
return status;
}
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 13a836efa1e1..27b9c14a0a07 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1495,10 +1495,8 @@ int cmd_top(int argc, const char **argv, const char *prefix __used)
status = __cmd_top();
out_free_fd:
- list_for_each_entry(pos, &evsel_list, node) {
- perf_evsel__free_fd(pos);
+ list_for_each_entry(pos, &evsel_list, node)
perf_evsel__free_mmap(pos);
- }
return status;
}
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 595d0f4a7103..5b1ecd66bb36 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -286,6 +286,8 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv)
status = p->fn(argc, argv, prefix);
exit_browser(status);
+ perf_evsel_list__delete();
+
if (status)
return status & 0xff;
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 2d948ad471f4..3a142e90d609 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -982,3 +982,14 @@ int perf_evsel_list__create_default(void)
++nr_counters;
return 0;
}
+
+void perf_evsel_list__delete(void)
+{
+ struct perf_evsel *pos, *n;
+
+ list_for_each_entry_safe(pos, n, &evsel_list, node) {
+ list_del_init(&pos->node);
+ perf_evsel__delete(pos);
+ }
+ nr_counters = 0;
+}
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 0f915a01a3f7..0a0abc1d10eb 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -12,6 +12,7 @@ struct perf_evsel;
extern struct list_head evsel_list;
int perf_evsel_list__create_default(void);
+void perf_evsel_list__delete(void);
struct option;