44d742e01e
Currently 'perf list' is not very helpful if you forget the syntax: $ perf list -h List of pre-defined events (to be used in -e): After: $ perf list -h usage: perf list [hw|sw|cache|tracepoint|pmu|event_glob] Signed-off-by: David Ahern <dsahern@gmail.com> Acked-by: Ingo Molnar <mingo@kernel.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/527133AD.4030003@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/*
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* builtin-list.c
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*
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* Builtin list command: list all event types
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*
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* Copyright (C) 2009, Thomas Gleixner <tglx@linutronix.de>
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* Copyright (C) 2008-2009, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
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* Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
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*/
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#include "builtin.h"
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#include "perf.h"
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#include "util/parse-events.h"
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#include "util/cache.h"
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#include "util/pmu.h"
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#include "util/parse-options.h"
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int cmd_list(int argc, const char **argv, const char *prefix __maybe_unused)
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{
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int i;
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const struct option list_options[] = {
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OPT_END()
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};
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const char * const list_usage[] = {
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"perf list [hw|sw|cache|tracepoint|pmu|event_glob]",
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NULL
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};
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argc = parse_options(argc, argv, list_options, list_usage,
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PARSE_OPT_STOP_AT_NON_OPTION);
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setup_pager();
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if (argc == 0) {
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print_events(NULL, false);
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return 0;
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}
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for (i = 0; i < argc; ++i) {
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if (i)
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putchar('\n');
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if (strncmp(argv[i], "tracepoint", 10) == 0)
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print_tracepoint_events(NULL, NULL, false);
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else if (strcmp(argv[i], "hw") == 0 ||
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strcmp(argv[i], "hardware") == 0)
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print_events_type(PERF_TYPE_HARDWARE);
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else if (strcmp(argv[i], "sw") == 0 ||
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strcmp(argv[i], "software") == 0)
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print_events_type(PERF_TYPE_SOFTWARE);
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else if (strcmp(argv[i], "cache") == 0 ||
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strcmp(argv[i], "hwcache") == 0)
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print_hwcache_events(NULL, false);
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else if (strcmp(argv[i], "pmu") == 0)
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print_pmu_events(NULL, false);
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else if (strcmp(argv[i], "--raw-dump") == 0)
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print_events(NULL, true);
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else {
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char *sep = strchr(argv[i], ':'), *s;
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int sep_idx;
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if (sep == NULL) {
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print_events(argv[i], false);
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continue;
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}
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sep_idx = sep - argv[i];
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s = strdup(argv[i]);
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if (s == NULL)
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return -1;
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s[sep_idx] = '\0';
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print_tracepoint_events(s, s + sep_idx + 1, false);
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free(s);
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}
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}
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return 0;
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}
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