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[2620:137:e000::1:18]) by mx.google.com with ESMTPS id o25-20020adfa119000000b0020adb9215cdsi3472946wro.489.2022.05.13.18.36.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 May 2022 18:36:09 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18; Authentication-Results: mx.google.com; dkim=pass header.i=@linux.dev header.s=key1 header.b=s7h2HIaB; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linux.dev Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 1A9AB4112B9; Fri, 13 May 2022 17:03:33 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1376564AbiEMClh (ORCPT + 99 others); Thu, 12 May 2022 22:41:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49266 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1376539AbiEMCl2 (ORCPT ); Thu, 12 May 2022 22:41:28 -0400 Received: from out2.migadu.com (out2.migadu.com [188.165.223.204]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D7D6762BF8 for ; Thu, 12 May 2022 19:41:26 -0700 (PDT) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1652409684; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=4jjnk+QDL8cNXK+XlAhyOlRkhsLJfwm4AuVjS6SIBdU=; b=s7h2HIaBh8pyCxOmw32WC4p867WDpAAzQVoO9w/UuKwaNvcveu357EU+wRJIrqXhGFRfkD 6GZBQcB2uVsqV/M0wkoVlZSErHbNuVu3AUx9vFAEDTbZLc9m0x30RBalLucoydCbO7aspp VaGEUMPEvfqtbNDRMKPdTJ0gQsqox14= From: Yajun Deng To: mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com Cc: linux-kernel@vger.kernel.org, Yajun Deng Subject: [PATCH] sched/deadline: Use proc_douintvec_minmax() limit minimum value Date: Fri, 13 May 2022 10:41:09 +0800 Message-Id: <20220513024109.648471-1-yajun.deng@linux.dev> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no 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 proc_dointvec() is not applicable for unsigned integer, use proc_douintvec_minmax() limit minimum value. Signed-off-by: Yajun Deng --- kernel/sched/deadline.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 85cd62e0dddd..4d2a780c6f73 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -30,14 +30,16 @@ static struct ctl_table sched_dl_sysctls[] = { .data = &sysctl_sched_dl_period_max, .maxlen = sizeof(unsigned int), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_douintvec_minmax, + .extra1 = (void *)&sysctl_sched_dl_period_min, }, { .procname = "sched_deadline_period_min_us", .data = &sysctl_sched_dl_period_min, .maxlen = sizeof(unsigned int), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_douintvec_minmax, + .extra2 = (void *)&sysctl_sched_dl_period_max, }, {} }; -- 2.25.1