diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index 4c44ef1747b..8aa3f8c8870 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -28,6 +28,10 @@ OPTIONS --comms=:: Only consider symbols in these comms. CSV that understands file://filename entries. +-S:: +--symbols=:: + Only consider these symbols. CSV that understands + file://filename entries. SEE ALSO -------- diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 8143477b7ef..135b7837e6b 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -33,8 +33,8 @@ static char *vmlinux = NULL; static char default_sort_order[] = "comm,dso"; static char *sort_order = default_sort_order; -static char *dso_list_str, *comm_list_str; -static struct strlist *dso_list, *comm_list; +static char *dso_list_str, *comm_list_str, *sym_list_str; +static struct strlist *dso_list, *comm_list, *sym_list; static int input; static int show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV; @@ -1281,6 +1281,9 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head) if (dso_list && dso && dso->name && !strlist__has_entry(dso_list, dso->name)) return 0; + if (sym_list && sym && !strlist__has_entry(sym_list, sym->name)) + return 0; + if (hist_entry__add(thread, map, dso, sym, ip, chain, level, period)) { eprintf("problem incrementing symbol count, skipping event\n"); return -1; @@ -1672,6 +1675,8 @@ static const struct option options[] = { "only consider symbols in these dsos"), OPT_STRING('C', "comms", &comm_list_str, "comm[,comm...]", "only consider symbols in these comms"), + OPT_STRING('S', "symbols", &sym_list_str, "symbol[,symbol...]", + "only consider these symbols"), OPT_END() }; @@ -1726,6 +1731,7 @@ int cmd_report(int argc, const char **argv, const char *prefix) setup_list(&dso_list, dso_list_str, "dso"); setup_list(&comm_list, comm_list_str, "comm"); + setup_list(&sym_list, sym_list_str, "symbol"); setup_pager();