perf report: Add --comms parameter
So that we can filter by comm. Symbols in other comms won't be accounted for. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1246399282-20934-3-git-send-email-acme@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -24,6 +24,10 @@ OPTIONS
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--dsos=::
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--dsos=::
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Only consider symbols in these dsos. CSV that understands
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Only consider symbols in these dsos. CSV that understands
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file://filename entries.
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file://filename entries.
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-C::
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--comms=::
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Only consider symbols in these comms. CSV that understands
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file://filename entries.
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SEE ALSO
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SEE ALSO
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--------
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--------
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@ -33,8 +33,8 @@ static char *vmlinux = NULL;
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static char default_sort_order[] = "comm,dso";
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static char default_sort_order[] = "comm,dso";
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static char *sort_order = default_sort_order;
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static char *sort_order = default_sort_order;
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static char *dso_list_str;
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static char *dso_list_str, *comm_list_str;
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static struct strlist *dso_list;
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static struct strlist *dso_list, *comm_list;
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static int input;
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static int input;
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static int show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV;
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static int show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV;
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@ -240,7 +240,7 @@ static u64 vdso__map_ip(struct map *map, u64 ip)
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static inline int is_anon_memory(const char *filename)
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static inline int is_anon_memory(const char *filename)
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{
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{
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return strcmp(filename, "//anon") == 0;
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return strcmp(filename, "//anon") == 0;
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}
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}
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static struct map *map__new(struct mmap_event *event)
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static struct map *map__new(struct mmap_event *event)
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@ -1253,6 +1253,9 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
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return -1;
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return -1;
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}
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}
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if (comm_list && !strlist__has_entry(comm_list, thread->comm))
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return 0;
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if (event->header.misc & PERF_EVENT_MISC_KERNEL) {
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if (event->header.misc & PERF_EVENT_MISC_KERNEL) {
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show = SHOW_KERNEL;
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show = SHOW_KERNEL;
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level = 'k';
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level = 'k';
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@ -1667,6 +1670,8 @@ static const struct option options[] = {
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OPT_BOOLEAN('c', "callchain", &callchain, "Display callchains"),
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OPT_BOOLEAN('c', "callchain", &callchain, "Display callchains"),
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OPT_STRING('d', "dsos", &dso_list_str, "dso[,dso...]",
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OPT_STRING('d', "dsos", &dso_list_str, "dso[,dso...]",
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"only consider symbols in these dsos"),
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"only consider symbols in these dsos"),
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OPT_STRING('C', "comms", &comm_list_str, "comm[,comm...]",
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"only consider symbols in these comms"),
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OPT_END()
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OPT_END()
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};
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};
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@ -1685,6 +1690,19 @@ static void setup_sorting(void)
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free(str);
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free(str);
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}
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}
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static void setup_list(struct strlist **list, const char *list_str,
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const char *list_name)
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{
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if (list_str) {
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*list = strlist__new(true, list_str);
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if (!*list) {
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fprintf(stderr, "problems parsing %s list\n",
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list_name);
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exit(129);
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}
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}
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}
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int cmd_report(int argc, const char **argv, const char *prefix)
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int cmd_report(int argc, const char **argv, const char *prefix)
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{
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{
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symbol__init();
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symbol__init();
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@ -1706,13 +1724,8 @@ int cmd_report(int argc, const char **argv, const char *prefix)
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if (argc)
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if (argc)
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usage_with_options(report_usage, options);
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usage_with_options(report_usage, options);
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if (dso_list_str) {
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setup_list(&dso_list, dso_list_str, "dso");
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dso_list = strlist__new(true, dso_list_str);
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setup_list(&comm_list, comm_list_str, "comm");
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if (!dso_list) {
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fprintf(stderr, "problems parsing dso list\n");
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exit(129);
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}
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}
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setup_pager();
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setup_pager();
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