Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932552AbbGUMfe (ORCPT ); Tue, 21 Jul 2015 08:35:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34902 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932247AbbGUMdZ (ORCPT ); Tue, 21 Jul 2015 08:33:25 -0400 From: Jiri Olsa To: Arnaldo Carvalho de Melo Cc: lkml , David Ahern , Ingo Molnar , Namhyung Kim , Peter Zijlstra Subject: [PATCH 41/47] perf script: Process cpu/threads maps Date: Tue, 21 Jul 2015 14:32:01 +0200 Message-Id: <1437481927-29538-42-git-send-email-jolsa@kernel.org> In-Reply-To: <1437481927-29538-1-git-send-email-jolsa@kernel.org> References: <1437481927-29538-1-git-send-email-jolsa@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3548 Lines: 122 Adding processing of cpu/threads maps. Configuring session's evlist with these maps. Link: http://lkml.kernel.org/n/tip-s3txa1u2qv3bi8uspp4hi7al@git.kernel.org Signed-off-by: Jiri Olsa --- tools/perf/builtin-script.c | 65 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 308c022ae918..051177d5daed 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -17,7 +17,10 @@ #include "util/sort.h" #include "util/data.h" #include "util/auxtrace.h" +#include "util/cpumap.h" +#include "util/thread_map.h" #include +#include "asm/bug.h" static char const *script_name; static char const *generate_script_lang; @@ -623,6 +626,9 @@ struct perf_script { struct perf_session *session; bool show_task_events; bool show_mmap_events; + bool allocated; + struct cpu_map *cpus; + struct thread_map *threads; }; static int process_attr(struct perf_tool *tool, union perf_event *event, @@ -1535,6 +1541,62 @@ static int have_cmd(int argc, const char **argv) return 0; } +static int set_maps(struct perf_script *script) +{ + struct perf_evlist *evlist = script->session->evlist; + + if (!script->cpus || !script->threads) + return 0; + + if (WARN_ONCE(script->allocated, "stats double allocation\n")) + return -EINVAL; + + if (perf_evlist__set_maps(evlist, script->cpus, script->threads) || + perf_evlist__alloc_stats(evlist, true)) + return -ENOMEM; + + script->allocated = true; + return 0; +} + +static +int process_thread_map_event(struct perf_tool *tool, + union perf_event *event, + struct perf_session *session __maybe_unused) +{ + struct perf_script *script = container_of(tool, struct perf_script, tool); + + if (script->threads) { + pr_warning("Extra thread map event, ignoring.\n"); + return 0; + } + + script->threads = thread_map__new_event(&event->thread_map); + if (!script->threads) + return -ENOMEM; + + return set_maps(script); +} + +static +int process_cpu_map_event(struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct perf_session *session __maybe_unused) +{ + struct perf_script *script = container_of(tool, struct perf_script, tool); + + if (script->cpus) { + pr_warning("Extra cpu map event, ignoring.\n"); + return 0; + } + + script->cpus = cpu_map__new_event(&event->cpu_map); + if (!script->cpus) + return -ENOMEM; + + return set_maps(script); +} + int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) { bool show_full_info = false; @@ -1563,6 +1625,8 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) .auxtrace_info = perf_event__process_auxtrace_info, .auxtrace = perf_event__process_auxtrace, .auxtrace_error = perf_event__process_auxtrace_error, + .thread_map = process_thread_map_event, + .cpu_map = process_cpu_map_event, .ordered_events = true, .ordering_requires_timestamps = true, }, @@ -1892,6 +1956,7 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) flush_scripting(); out_delete: + perf_evlist__free_stats(session->evlist); perf_session__delete(session); if (script_started) -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/