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-rw-r--r--tools/perf/util/parse-events.c61
1 files changed, 30 insertions, 31 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 649083f27e08..917a0ca521c1 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -490,6 +490,31 @@ parse_multiple_tracepoint_event(char *sys_name, const char *evt_exp,
490 return EVT_HANDLED_ALL; 490 return EVT_HANDLED_ALL;
491} 491}
492 492
493static int store_event_type(const char *orgname)
494{
495 char filename[PATH_MAX], *c;
496 FILE *file;
497 int id, n;
498
499 sprintf(filename, "%s/", debugfs_path);
500 strncat(filename, orgname, strlen(orgname));
501 strcat(filename, "/id");
502
503 c = strchr(filename, ':');
504 if (c)
505 *c = '/';
506
507 file = fopen(filename, "r");
508 if (!file)
509 return 0;
510 n = fscanf(file, "%i", &id);
511 fclose(file);
512 if (n < 1) {
513 pr_err("cannot store event ID\n");
514 return -EINVAL;
515 }
516 return perf_header__push_event(id, orgname);
517}
493 518
494static enum event_result parse_tracepoint_event(const char **strp, 519static enum event_result parse_tracepoint_event(const char **strp,
495 struct perf_event_attr *attr) 520 struct perf_event_attr *attr)
@@ -533,9 +558,13 @@ static enum event_result parse_tracepoint_event(const char **strp,
533 *strp += strlen(sys_name) + evt_length; 558 *strp += strlen(sys_name) + evt_length;
534 return parse_multiple_tracepoint_event(sys_name, evt_name, 559 return parse_multiple_tracepoint_event(sys_name, evt_name,
535 flags); 560 flags);
536 } else 561 } else {
562 if (store_event_type(evt_name) < 0)
563 return EVT_FAILED;
564
537 return parse_single_tracepoint_event(sys_name, evt_name, 565 return parse_single_tracepoint_event(sys_name, evt_name,
538 evt_length, attr, strp); 566 evt_length, attr, strp);
567 }
539} 568}
540 569
541static enum event_result 570static enum event_result
@@ -778,41 +807,11 @@ modifier:
778 return ret; 807 return ret;
779} 808}
780 809
781static int store_event_type(const char *orgname)
782{
783 char filename[PATH_MAX], *c;
784 FILE *file;
785 int id, n;
786
787 sprintf(filename, "%s/", debugfs_path);
788 strncat(filename, orgname, strlen(orgname));
789 strcat(filename, "/id");
790
791 c = strchr(filename, ':');
792 if (c)
793 *c = '/';
794
795 file = fopen(filename, "r");
796 if (!file)
797 return 0;
798 n = fscanf(file, "%i", &id);
799 fclose(file);
800 if (n < 1) {
801 pr_err("cannot store event ID\n");
802 return -EINVAL;
803 }
804 return perf_header__push_event(id, orgname);
805}
806
807int parse_events(const struct option *opt __used, const char *str, int unset __used) 810int parse_events(const struct option *opt __used, const char *str, int unset __used)
808{ 811{
809 struct perf_event_attr attr; 812 struct perf_event_attr attr;
810 enum event_result ret; 813 enum event_result ret;
811 814
812 if (strchr(str, ':'))
813 if (store_event_type(str) < 0)
814 return -1;
815
816 for (;;) { 815 for (;;) {
817 memset(&attr, 0, sizeof(attr)); 816 memset(&attr, 0, sizeof(attr));
818 ret = parse_event_symbols(&str, &attr); 817 ret = parse_event_symbols(&str, &attr);