From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 38E81C76186 for ; Tue, 30 Jul 2019 03:01:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0C2452171F for ; Tue, 30 Jul 2019 03:01:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564455701; bh=qqBTyvUWAKFhwMY3ttnNvN7TT1zqzfYzDHdYk/1ayMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=0gjOJLfx7AP5q99qhtnmvcKe4y7OjtlEysoOeXIK8Cf3YCBuQfo527j4ag0t0AIan HLdNm9sfFGDsfu9WPPdhMsvdfwH62uSgEAqzrT8WwyQkt1h5LuaqzRDMn68H1THwPa f19VmZUsMI2AxWpbnA/RYci96m3wDKSFelIf0UXk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732647AbfG3DBj (ORCPT ); Mon, 29 Jul 2019 23:01:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:50990 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732635AbfG3DBh (ORCPT ); Mon, 29 Jul 2019 23:01:37 -0400 Received: from quaco.ghostprotocols.net (unknown [179.97.35.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 68005208E3; Tue, 30 Jul 2019 03:01:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1564455696; bh=qqBTyvUWAKFhwMY3ttnNvN7TT1zqzfYzDHdYk/1ayMI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HHK+++FnP5tlU2RFHrlRqRk3anhl03AUclf5JkcZkxRrQqG0ugeHp5Y+h3sNDAyWY O27F/nxBgXSv/Jmg/i/Cp7MQeDQSCO4TjKqT0n5ioaeucf2Qaz8s0iRPfKiaXKK3// TaVMbjFjbvlTMIATwOmxup5cgClHVYmagaZZSvlg= From: Arnaldo Carvalho de Melo To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Alexander Shishkin , Alexey Budankov , Andi Kleen , Michael Petlan , Peter Zijlstra , Arnaldo Carvalho de Melo Subject: [PATCH 093/107] libperf: Add perf_cpu_map__for_each_cpu() macro Date: Mon, 29 Jul 2019 23:55:56 -0300 Message-Id: <20190730025610.22603-94-acme@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190730025610.22603-1-acme@kernel.org> References: <20190730025610.22603-1-acme@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jiri Olsa Add the following macro to libperf: perf_cpu_map__for_each_cpu() And its related functions: perf_cpu_map__cpu() perf_cpu_map__nr() That will allow hiding how it is implemented. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Alexey Budankov Cc: Andi Kleen Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/20190721112506.12306-67-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/cpumap.c | 13 +++++++++++++ tools/perf/lib/include/perf/cpumap.h | 7 +++++++ tools/perf/lib/libperf.map | 2 ++ 3 files changed, 22 insertions(+) diff --git a/tools/perf/lib/cpumap.c b/tools/perf/lib/cpumap.c index a5d4f7ff7174..1ddb69e796e5 100644 --- a/tools/perf/lib/cpumap.c +++ b/tools/perf/lib/cpumap.c @@ -224,3 +224,16 @@ struct perf_cpu_map *perf_cpu_map__new(const char *cpu_list) out: return cpus; } + +int perf_cpu_map__cpu(const struct perf_cpu_map *cpus, int idx) +{ + if (idx < cpus->nr) + return cpus->map[idx]; + + return -1; +} + +int perf_cpu_map__nr(const struct perf_cpu_map *cpus) +{ + return cpus ? cpus->nr : 1; +} diff --git a/tools/perf/lib/include/perf/cpumap.h b/tools/perf/lib/include/perf/cpumap.h index b4a9283a5dfa..1b6e7db3fa2b 100644 --- a/tools/perf/lib/include/perf/cpumap.h +++ b/tools/perf/lib/include/perf/cpumap.h @@ -12,5 +12,12 @@ LIBPERF_API struct perf_cpu_map *perf_cpu_map__new(const char *cpu_list); LIBPERF_API struct perf_cpu_map *perf_cpu_map__read(FILE *file); LIBPERF_API struct perf_cpu_map *perf_cpu_map__get(struct perf_cpu_map *map); LIBPERF_API void perf_cpu_map__put(struct perf_cpu_map *map); +LIBPERF_API int perf_cpu_map__cpu(const struct perf_cpu_map *cpus, int idx); +LIBPERF_API int perf_cpu_map__nr(const struct perf_cpu_map *cpus); + +#define perf_cpu_map__for_each_cpu(cpu, idx, cpus) \ + for ((idx) = 0, (cpu) = perf_cpu_map__cpu(cpus, idx); \ + (idx) < perf_cpu_map__nr(cpus); \ + (idx)++, (cpu) = perf_cpu_map__cpu(cpus, idx)) #endif /* __LIBPERF_CPUMAP_H */ diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map index 5bd491ac1762..d4d34bea0b40 100644 --- a/tools/perf/lib/libperf.map +++ b/tools/perf/lib/libperf.map @@ -6,6 +6,8 @@ LIBPERF_0.0.1 { perf_cpu_map__put; perf_cpu_map__new; perf_cpu_map__read; + perf_cpu_map__nr; + perf_cpu_map__cpu; perf_thread_map__new_dummy; perf_thread_map__set_pid; perf_thread_map__comm; -- 2.21.0