From patchwork Thu Nov 10 03:50:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiezhu Yang X-Patchwork-Id: 17942 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp710358wru; Wed, 9 Nov 2022 19:55:49 -0800 (PST) X-Google-Smtp-Source: AMsMyM55aALVGnJPbsgqpugJ7s5PqEBP9eVruYfmNyruKZnluKKtr7GaYGNAfnAeAHMTTPnR/l0a X-Received: by 2002:a50:c90b:0:b0:461:82d9:ef76 with SMTP id o11-20020a50c90b000000b0046182d9ef76mr1504764edh.70.1668052549532; Wed, 09 Nov 2022 19:55:49 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1668052549; cv=none; d=google.com; s=arc-20160816; b=VmvROCPrAnzfhxqcKdRbZ27l6XD5flqxraAJtlFEu6R9FgJYnbgtC1FDyVJwK3vYa2 pRMzl/Vc3foaUoF1QeqA834liWf3bSlU9UG3tNLD6n34HBf8dpfi39JYA6fBlxCQbijp vLXOl1mPfY98UJZQvFJf8YX50oHeyDoSESGUQgkBEKedtLPmqe3xjqO+2Bq6zrGtMSCs t9Io4XGGfAvSfwVt2QpveYbqbNQt+BYZlJbUZmIU/oL0vb1D3yZjigVq/NdQesEOyumJ GdGTH1O7M1K/4MYsxVrCvqvuaiQA3U5MXFx82NmgG0qQpaAKCcG+8vmGtMy0L0L9FFeo ZJ8w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:references:in-reply-to:message-id:date:subject :cc:to:from; bh=tnspbfSCt3bbz9Nooj/uvygb2itudy8rtV62RTKRztE=; b=nKrRh27peQLTUE2hJRkoyB17HeyvXHJuG/XJFTDdNQ2Sf3jR8tt/xxPBM/Wl+U1nNq N7Ck02l3FSfeFvHESmJeF7pfucgDKFxl2FkFwnRCYG4z5avi7tZKpBH8dTNxtbzAxroo uLD31WBy4gQHlrxS5eqanh3pcOLXJNMV8+6GlHZvSpSx2/IIvlMQ4FuSTCipnt+WA9Nr 0lmn6K5CvVi21cw10qSscZWwdC4KUptFheBeKvXOjZJzgPwN1ap4UaxvvynPOsKFmFqV I2kkAxz+LlkHpKrntuGOTBLIBJJG/542JLf1WOAT4qXpYZore1RQQNcOKXaaGmUjvo9T lkfA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id h7-20020a05640250c700b00463c30d3f54si18291517edb.340.2022.11.09.19.55.26; Wed, 09 Nov 2022 19:55:49 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232752AbiKJDuY (ORCPT + 99 others); Wed, 9 Nov 2022 22:50:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232724AbiKJDuU (ORCPT ); Wed, 9 Nov 2022 22:50:20 -0500 Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id F011AC77E; Wed, 9 Nov 2022 19:50:17 -0800 (PST) Received: from loongson.cn (unknown [113.200.148.30]) by gateway (Coremail) with SMTP id _____8BxXbf4dGxji7AFAA--.8877S3; Thu, 10 Nov 2022 11:50:16 +0800 (CST) Received: from linux.localdomain (unknown [113.200.148.30]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Dx9Vb1dGxjO_4PAA--.25722S4; Thu, 10 Nov 2022 11:50:15 +0800 (CST) From: Tiezhu Yang To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo Cc: Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Subject: [PATCH v5 2/4] perf bench syscall: Introduce bench_syscall_common() Date: Thu, 10 Nov 2022 11:50:06 +0800 Message-Id: <1668052208-14047-3-git-send-email-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1668052208-14047-1-git-send-email-yangtiezhu@loongson.cn> References: <1668052208-14047-1-git-send-email-yangtiezhu@loongson.cn> X-CM-TRANSID: AQAAf8Dx9Vb1dGxjO_4PAA--.25722S4 X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ X-Coremail-Antispam: 1Uk129KBjvJXoWxJFWruF1UCr18KF17Zr18Zrb_yoW5Wr43pF 9rAw4kJF4ruaya9r1fXF10gry5Jr97Cr15Kry293s5ZrWxt343tr47KF9IvF17u3yIka45 WFs3ZrWUWa1UXaUanT9S1TB71UUUUj7qnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU bSxYFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20xvaj40_Wr0E3s 1l1IIY67AEw4v_Jrv_JF1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW5JVW7JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwA2z4 x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r4UJVWxJr1l n4kS14v26r126r1DM2AIxVAIcxkEcVAq07x20xvEncxIr21l57IF6xkI12xvs2x26I8E6x ACxx1l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1q6rW5McIj6I8E 87Iv67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lc7CjxV Aaw2AFwI0_JF0_Jw1l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1l4IxY O2xFxVAFwI0_JF0_Jw1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGV WUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_ Gr0_Xr1lIxAIcVC0I7IYx2IY6xkF7I0E14v26r4j6F4UMIIF0xvE42xK8VAvwI8IcIk0rV WUJVWUCwCI42IY6I8E87Iv67AKxVW8JVWxJwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4U JbIYCTnIWIevJa73UjIFyTuYvjxU4Xo7DUUUU X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_PASS, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749079870049356144?= X-GMAIL-MSGID: =?utf-8?q?1749079870049356144?= In the current code, there is only a basic syscall benchmark via getppid, this is not enough. Introduce bench_syscall_common() so that we can add more syscalls to benchmark. This is preparation for later patch, no functionality change. Signed-off-by: Tiezhu Yang --- tools/arch/x86/include/uapi/asm/unistd_32.h | 3 +++ tools/arch/x86/include/uapi/asm/unistd_64.h | 3 +++ tools/perf/bench/syscall.c | 29 +++++++++++++++++++++++++---- 3 files changed, 31 insertions(+), 4 deletions(-) diff --git a/tools/arch/x86/include/uapi/asm/unistd_32.h b/tools/arch/x86/include/uapi/asm/unistd_32.h index e1cc62d..4d8873a 100644 --- a/tools/arch/x86/include/uapi/asm/unistd_32.h +++ b/tools/arch/x86/include/uapi/asm/unistd_32.h @@ -1,4 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __NR_getppid +#define __NR_getppid 64 +#endif #ifndef __NR_gettid #define __NR_gettid 224 #endif diff --git a/tools/arch/x86/include/uapi/asm/unistd_64.h b/tools/arch/x86/include/uapi/asm/unistd_64.h index ce8b7ab..e29038a 100644 --- a/tools/arch/x86/include/uapi/asm/unistd_64.h +++ b/tools/arch/x86/include/uapi/asm/unistd_64.h @@ -1,4 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __NR_getppid +#define __NR_getppid 110 +#endif #ifndef __NR_gettid #define __NR_gettid 186 #endif diff --git a/tools/perf/bench/syscall.c b/tools/perf/bench/syscall.c index 9b75101..746fd71 100644 --- a/tools/perf/bench/syscall.c +++ b/tools/perf/bench/syscall.c @@ -30,25 +30,41 @@ static const char * const bench_syscall_usage[] = { NULL }; -int bench_syscall_basic(int argc, const char **argv) +static int bench_syscall_common(int argc, const char **argv, int syscall) { struct timeval start, stop, diff; unsigned long long result_usec = 0; + const char *name = NULL; int i; argc = parse_options(argc, argv, options, bench_syscall_usage, 0); gettimeofday(&start, NULL); - for (i = 0; i < loops; i++) - getppid(); + for (i = 0; i < loops; i++) { + switch (syscall) { + case __NR_getppid: + getppid(); + break; + default: + break; + } + } gettimeofday(&stop, NULL); timersub(&stop, &start, &diff); + switch (syscall) { + case __NR_getppid: + name = "getppid()"; + break; + default: + break; + } + switch (bench_format) { case BENCH_FORMAT_DEFAULT: - printf("# Executed %'d getppid() calls\n", loops); + printf("# Executed %'d %s calls\n", loops, name); result_usec = diff.tv_sec * 1000000; result_usec += diff.tv_usec; @@ -79,3 +95,8 @@ int bench_syscall_basic(int argc, const char **argv) return 0; } + +int bench_syscall_basic(int argc, const char **argv) +{ + return bench_syscall_common(argc, argv, __NR_getppid); +}