From 5e0861baa3fa73e8bd861a4b7ba7fa992b1dff82 Mon Sep 17 00:00:00 2001 From: Andi Kleen Date: Tue, 26 Mar 2019 15:18:23 -0700 Subject: [PATCH] perf list: Output tool events Add support in 'perf list' to output tool internal events, currently only 'duration_time'. Committer testing: $ perf list dur* List of pre-defined events (to be used in -e): duration_time [Tool event] Metric Groups: $ perf list sw List of pre-defined events (to be used in -e): alignment-faults [Software event] bpf-output [Software event] context-switches OR cs [Software event] cpu-clock [Software event] cpu-migrations OR migrations [Software event] dummy [Software event] emulation-faults [Software event] major-faults [Software event] minor-faults [Software event] page-faults OR faults [Software event] task-clock [Software event] duration_time [Tool event] $ perf list | grep duration duration_time [Tool event] [L1D miss outstandings duration in cycles] page walk duration are excluded in Skylake] load. EPT page walk duration are excluded in Skylake] page walk duration are excluded in Skylake] store. EPT page walk duration are excluded in Skylake] (instruction fetch) request. EPT page walk duration are excluded in instruction fetch request. EPT page walk duration are excluded in $ Signed-off-by: Andi Kleen Tested-by: Arnaldo Carvalho de Melo Acked-by: Jiri Olsa Link: http://lkml.kernel.org/r/20190326221823.11518-5-andi@firstfloor.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-list.c | 6 ++++-- tools/perf/util/parse-events.c | 20 ++++++++++++++++++++ tools/perf/util/parse-events.h | 1 + 3 files changed, 25 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c index a8394b4f1167..e0312a1c4792 100644 --- a/tools/perf/builtin-list.c +++ b/tools/perf/builtin-list.c @@ -70,10 +70,11 @@ int cmd_list(int argc, const char **argv) print_symbol_events(NULL, PERF_TYPE_HARDWARE, event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump); else if (strcmp(argv[i], "sw") == 0 || - strcmp(argv[i], "software") == 0) + strcmp(argv[i], "software") == 0) { print_symbol_events(NULL, PERF_TYPE_SOFTWARE, event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump); - else if (strcmp(argv[i], "cache") == 0 || + print_tool_events(NULL, raw_dump); + } else if (strcmp(argv[i], "cache") == 0 || strcmp(argv[i], "hwcache") == 0) print_hwcache_events(NULL, raw_dump); else if (strcmp(argv[i], "pmu") == 0) @@ -113,6 +114,7 @@ int cmd_list(int argc, const char **argv) event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump); print_symbol_events(s, PERF_TYPE_SOFTWARE, event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump); + print_tool_events(s, raw_dump); print_hwcache_events(s, raw_dump); print_pmu_events(s, raw_dump, !desc_flag, long_desc_flag, diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 98c0fadaedb9..4432bfe039fd 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -2457,6 +2457,25 @@ int print_hwcache_events(const char *event_glob, bool name_only) return evt_num; } +static void print_tool_event(const char *name, const char *event_glob, + bool name_only) +{ + if (event_glob && !strglobmatch(name, event_glob)) + return; + if (name_only) + printf("%s ", name); + else + printf(" %-50s [%s]\n", name, "Tool event"); + +} + +void print_tool_events(const char *event_glob, bool name_only) +{ + print_tool_event("duration_time", event_glob, name_only); + if (pager_in_use()) + printf("\n"); +} + void print_symbol_events(const char *event_glob, unsigned type, struct event_symbol *syms, unsigned max, bool name_only) @@ -2540,6 +2559,7 @@ void print_events(const char *event_glob, bool name_only, bool quiet_flag, print_symbol_events(event_glob, PERF_TYPE_SOFTWARE, event_symbols_sw, PERF_COUNT_SW_MAX, name_only); + print_tool_events(event_glob, name_only); print_hwcache_events(event_glob, name_only); diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h index 0c1f5b98f636..a052cd6ac63e 100644 --- a/tools/perf/util/parse-events.h +++ b/tools/perf/util/parse-events.h @@ -204,6 +204,7 @@ extern struct event_symbol event_symbols_sw[]; void print_symbol_events(const char *event_glob, unsigned type, struct event_symbol *syms, unsigned max, bool name_only); +void print_tool_events(const char *event_glob, bool name_only); void print_tracepoint_events(const char *subsys_glob, const char *event_glob, bool name_only); int print_hwcache_events(const char *event_glob, bool name_only); -- GitLab