diff options
Diffstat (limited to 'tools/perf/util/parse-events.c')
| -rw-r--r-- | tools/perf/util/parse-events.c | 70 |
1 files changed, 44 insertions, 26 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 8bdfa3e5c8c7..3ec4bfcd3f9c 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -799,7 +799,8 @@ static const char * const event_type_descriptors[] = { * Print the events from <debugfs_mount_point>/tracing/events */ -void print_tracepoint_events(const char *subsys_glob, const char *event_glob) +void print_tracepoint_events(const char *subsys_glob, const char *event_glob, + bool name_only) { DIR *sys_dir, *evt_dir; struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; @@ -829,6 +830,11 @@ void print_tracepoint_events(const char *subsys_glob, const char *event_glob) !strglobmatch(evt_dirent.d_name, event_glob)) continue; + if (name_only) { + printf("%s:%s ", sys_dirent.d_name, evt_dirent.d_name); + continue; + } + snprintf(evt_path, MAXPATHLEN, "%s:%s", sys_dirent.d_name, evt_dirent.d_name); printf(" %-50s [%s]\n", evt_path, @@ -906,7 +912,7 @@ void print_events_type(u8 type) __print_events_type(type, event_symbols_hw, PERF_COUNT_HW_MAX); } -int print_hwcache_events(const char *event_glob) +int print_hwcache_events(const char *event_glob, bool name_only) { unsigned int type, op, i, printed = 0; char name[64]; @@ -923,8 +929,11 @@ int print_hwcache_events(const char *event_glob) if (event_glob != NULL && !strglobmatch(name, event_glob)) continue; - printf(" %-50s [%s]\n", name, - event_type_descriptors[PERF_TYPE_HW_CACHE]); + if (name_only) + printf("%s ", name); + else + printf(" %-50s [%s]\n", name, + event_type_descriptors[PERF_TYPE_HW_CACHE]); ++printed; } } @@ -934,7 +943,8 @@ int print_hwcache_events(const char *event_glob) } static void print_symbol_events(const char *event_glob, unsigned type, - struct event_symbol *syms, unsigned max) + struct event_symbol *syms, unsigned max, + bool name_only) { unsigned i, printed = 0; char name[MAX_NAME_LEN]; @@ -946,6 +956,11 @@ static void print_symbol_events(const char *event_glob, unsigned type, (syms->alias && strglobmatch(syms->alias, event_glob)))) continue; + if (name_only) { + printf("%s ", syms->symbol); + continue; + } + if (strlen(syms->alias)) snprintf(name, MAX_NAME_LEN, "%s OR %s", syms->symbol, syms->alias); else @@ -963,39 +978,42 @@ static void print_symbol_events(const char *event_glob, unsigned type, /* * Print the help text for the event symbols: */ -void print_events(const char *event_glob) +void print_events(const char *event_glob, bool name_only) { - - printf("\n"); - printf("List of pre-defined events (to be used in -e):\n"); + if (!name_only) { + printf("\n"); + printf("List of pre-defined events (to be used in -e):\n"); + } print_symbol_events(event_glob, PERF_TYPE_HARDWARE, - event_symbols_hw, PERF_COUNT_HW_MAX); + event_symbols_hw, PERF_COUNT_HW_MAX, name_only); print_symbol_events(event_glob, PERF_TYPE_SOFTWARE, - event_symbols_sw, PERF_COUNT_SW_MAX); + event_symbols_sw, PERF_COUNT_SW_MAX, name_only); - print_hwcache_events(event_glob); + print_hwcache_events(event_glob, name_only); if (event_glob != NULL) return; - printf("\n"); - printf(" %-50s [%s]\n", - "rNNN", - event_type_descriptors[PERF_TYPE_RAW]); - printf(" %-50s [%s]\n", - "cpu/t1=v1[,t2=v2,t3 ...]/modifier", - event_type_descriptors[PERF_TYPE_RAW]); - printf(" (see 'perf list --help' on how to encode it)\n"); - printf("\n"); - - printf(" %-50s [%s]\n", - "mem:<addr>[:access]", + if (!name_only) { + printf("\n"); + printf(" %-50s [%s]\n", + "rNNN", + event_type_descriptors[PERF_TYPE_RAW]); + printf(" %-50s [%s]\n", + "cpu/t1=v1[,t2=v2,t3 ...]/modifier", + event_type_descriptors[PERF_TYPE_RAW]); + printf(" (see 'perf list --help' on how to encode it)\n"); + printf("\n"); + + printf(" %-50s [%s]\n", + "mem:<addr>[:access]", event_type_descriptors[PERF_TYPE_BREAKPOINT]); - printf("\n"); + printf("\n"); + } - print_tracepoint_events(NULL, NULL); + print_tracepoint_events(NULL, NULL, name_only); } int parse_events__is_hardcoded_term(struct parse_events__term *term) |