From patchwork Fri Jul 21 09:06:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiu Jianfeng X-Patchwork-Id: 13321684 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79181EB64DD for ; Fri, 21 Jul 2023 09:07:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231305AbjGUJH3 (ORCPT ); Fri, 21 Jul 2023 05:07:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33330 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230317AbjGUJH2 (ORCPT ); Fri, 21 Jul 2023 05:07:28 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98AED2D7F; Fri, 21 Jul 2023 02:07:26 -0700 (PDT) Received: from dggpeml100024.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4R6kBk5PNsztR9d; Fri, 21 Jul 2023 17:04:14 +0800 (CST) Received: from hulk-vt.huawei.com (10.67.174.26) by dggpeml100024.china.huawei.com (7.185.36.115) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Fri, 21 Jul 2023 17:07:23 +0800 From: Xiu Jianfeng To: , , , , , , , , , , , CC: , , , Subject: [PATCH -next] perf/core: Rename perf_proc_update_handler for readability Date: Fri, 21 Jul 2023 09:06:07 +0000 Message-ID: <20230721090607.172002-1-xiujianfeng@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.67.174.26] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpeml100024.china.huawei.com (7.185.36.115) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Just like other sysctl handlers of perf, rename it to perf_event_max_sample_rate_handler, minor readability improvement. Signed-off-by: Xiu Jianfeng --- include/linux/perf_event.h | 2 +- kernel/events/core.c | 4 ++-- kernel/sysctl.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 2166a69e3bf2..681cb44249c4 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1556,7 +1556,7 @@ extern int sysctl_perf_cpu_time_max_percent; extern void perf_sample_event_took(u64 sample_len_ns); -int perf_proc_update_handler(struct ctl_table *table, int write, +int perf_event_max_sample_rate_handler(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos); int perf_cpu_time_max_percent_handler(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos); diff --git a/kernel/events/core.c b/kernel/events/core.c index 6fd9272eec6e..8db4c5f6328f 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -449,8 +449,8 @@ static void update_perf_cpu_limits(void) static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc); -int perf_proc_update_handler(struct ctl_table *table, int write, - void *buffer, size_t *lenp, loff_t *ppos) +int perf_event_max_sample_rate_handler(struct ctl_table *table, int write, + void *buffer, size_t *lenp, loff_t *ppos) { int ret; int perf_cpu = sysctl_perf_cpu_time_max_percent; diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 354a2d294f52..2b6585751891 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -1983,7 +1983,7 @@ static struct ctl_table kern_table[] = { .data = &sysctl_perf_event_sample_rate, .maxlen = sizeof(sysctl_perf_event_sample_rate), .mode = 0644, - .proc_handler = perf_proc_update_handler, + .proc_handler = perf_event_max_sample_rate_handler, .extra1 = SYSCTL_ONE, }, {