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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 8E43EC2D0DA for ; Wed, 25 Dec 2019 07:44:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5AB8A2071E for ; Wed, 25 Dec 2019 07:44:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XtmFxivQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726403AbfLYHoN (ORCPT ); Wed, 25 Dec 2019 02:44:13 -0500 Received: from mail-pl1-f193.google.com ([209.85.214.193]:38156 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725935AbfLYHoM (ORCPT ); Wed, 25 Dec 2019 02:44:12 -0500 Received: by mail-pl1-f193.google.com with SMTP id f20so9260027plj.5 for ; Tue, 24 Dec 2019 23:44:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=VnWaByxSuThcNDr6RgDflaqiHFBl/kk6IlTVbqeabtI=; b=XtmFxivQ5byk+uSMLnq81rtYd5OwtBVQ4SbKkYp9OAqlPmUxJ/bnEGGUQhteEOEmpC ZeiQ8U1v9YKNnyLtKMtu5xTqN7NKHAm4IC8cRWX4QptXgHrSZwUAkZV4q0Z2vmopJVTr R9KlkF7KgvENLSrzLWzEeSmykSTiI36SdYhncHZSro5g44ePQhEMAusaMQPYQIQlgTkb FEYeA+ejuKsnolNZ9v9KzUVvHN87Sr837nIvnP8cSX7UT0w0N/4RiKxjBtKmd0cI6rq/ yQqH+BNU39y95sujdWZwLCUJUx6yeC25j2o/fhsiIhk+7UpG6GNKuL8cjFgwh80UCKRx roHQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=VnWaByxSuThcNDr6RgDflaqiHFBl/kk6IlTVbqeabtI=; b=hFVQGq0Y19ulmyX9wzAHWVwsmqRcWVZucdAF5+/kFZ/4kbItn5bwl9NjWMiP5etXEr YuhEQFkFs36D8QQ//rOw83keTvauup0iNTu3Qg5e/BwvkdDtfs3bnaeyMbxF/6yCOAqR 8jEhPMa0QXYjhj2T2/mKeUdbUsWev7ANAhwdhohTs2nrIhbTUoRsQYxNQkrSKy9Ks6/m Raj3U1PBPsnf8kB+D1ZzFZiqpfAQeo/eXhkA11aqTPX6ir67TtDB0KBtEcR8s9aOy0On xw7psNKnyK2nZTRcuD6s7JG2ZWjxuFkCKtLEkQSW67qXKZ/l/enSfLFO/1vDZlS6qSl+ FzWw== X-Gm-Message-State: APjAAAXvdAEK62nlkT98DgQvjbsZXLJOtSqjZ1M/9s4EAwBDZ2szQ9Ip u7CuPqXXXy5xM6XTlMt2QJg= X-Google-Smtp-Source: APXvYqxR26g/z0d6N7wcisWdVzeD7t/M8wlqKfT/xMoaNLfotZAzx2vfmfv3p84jd1kE+/8NdVY5yA== X-Received: by 2002:a17:90a:8008:: with SMTP id b8mr11513134pjn.37.1577259852082; Tue, 24 Dec 2019 23:44:12 -0800 (PST) Received: from BJ08491PCU01.spreadtrum.com ([117.18.48.82]) by smtp.gmail.com with ESMTPSA id c68sm32240806pfc.156.2019.12.24.23.44.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 24 Dec 2019 23:44:11 -0800 (PST) From: Li Guanglei To: mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org Cc: dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, linux-kernel@vger.kernel.org, guangleix.li@gmail.com, guanglei.li@unisoc.com Subject: [PATCH v01] sched/core: uclamp: fix rq.uclamp memory size of initialization Date: Wed, 25 Dec 2019 15:44:04 +0800 Message-Id: <1577259844-12677-1-git-send-email-guangleix.li@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Li Guanglei uclamp_rq for each clamp id(UCLAMP_CNT) should be initialized when call init_uclamp. Signed-off-by: Li Guanglei --- kernel/sched/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 44123b4..05f870b 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -1252,7 +1252,8 @@ static void __init init_uclamp(void) mutex_init(&uclamp_mutex); for_each_possible_cpu(cpu) { - memset(&cpu_rq(cpu)->uclamp, 0, sizeof(struct uclamp_rq)); + memset(&cpu_rq(cpu)->uclamp, 0, + sizeof(struct uclamp_rq)*UCLAMP_CNT); cpu_rq(cpu)->uclamp_flags = 0; } -- 2.7.4