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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-03 16:51:39 -0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-03 16:51:39 -0200 |
| commit | 70d544d0576775a2b3923a7e68cb49b0313d80c9 (patch) | |
| tree | c848ffcc5b1146fc35d496472349d2e4795b0ff3 | |
| parent | 1e7972cc5c16e06f258b0278d8c9adfb5aa75c68 (diff) | |
| download | lwn-70d544d0576775a2b3923a7e68cb49b0313d80c9.tar.gz lwn-70d544d0576775a2b3923a7e68cb49b0313d80c9.zip | |
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.c | 2 | ||||
| -rw-r--r-- | tools/perf/builtin-stat.c | 4 | ||||
| -rw-r--r-- | tools/perf/builtin-top.c | 4 | ||||
| -rw-r--r-- | tools/perf/perf.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/parse-events.c | 11 | ||||
| -rw-r--r-- | tools/perf/util/parse-events.h | 1 |
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; |