From patchwork Fri Dec 24 01:22:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: YT Chang X-Patchwork-Id: 12698727 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B230CC433EF for ; Fri, 24 Dec 2021 01:24:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=OnrNclwWWDoeQHeLpMEzNsZHOz6e29V3gqYaPzTquEA=; b=uk4ddebgtcBq6a Ca2qc0ue/msJZEUoxWiQ3PNWrxsbgch3SU/uiRnoe10ssB/vudG6jdp+HSl/2hOwJqEIpBAMDXDrH QHdCurpv30O7vl0de7UVP1+C+qyzIJYpVElKMGoZXmZcIT5x/6kkjDMp0tnBS2xt76s0agmE4oZMO TAk2tkOQLEXKfgptrUgQHAhJhL3rn1AlOlQC9xRX0x54m+wLmtJHKlH/4NnJI4xQ81b0Acxn3Pnhi 3jo69VG8L0uT80Fs9zUG8F5qxkpMgKXOHzOEpr+sjQqFUuarDWTZQJl6hhhlCf8uiqCd2/Bwyxt9S C8g2YtwoCoBYw4OH+jEw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n0ZIN-00DbhJ-Rq; Fri, 24 Dec 2021 01:22:55 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n0ZIH-00DbgA-Ts; Fri, 24 Dec 2021 01:22:52 +0000 X-UUID: ae096fa17d5540c7920414d82cac5342-20211223 X-UUID: ae096fa17d5540c7920414d82cac5342-20211223 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1611184259; Thu, 23 Dec 2021 18:22:43 -0700 Received: from mtkmbs10n2.mediatek.inc (172.21.101.183) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 23 Dec 2021 17:22:42 -0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Fri, 24 Dec 2021 09:22:40 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 24 Dec 2021 09:22:40 +0800 From: YT Chang To: YT Chang , Ingo Molnar , "Peter Zijlstra" , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , "Daniel Bristot de Oliveira" , Matthias Brugger CC: , , , Subject: [PATCH 1/1] sched: Add update_rq_clock() in sched_rt_rq_enqueue() Date: Fri, 24 Dec 2021 09:22:39 +0800 Message-ID: <20211224012239.4694-1-yt.chang@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211223_172250_002899_838321E5 X-CRM114-Status: UNSURE ( 8.56 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add update_rq_clock() in sched_rt_rq_enqueue() to prevent the warning "rq->clock_update_flags < RQCF_ACT_SKIP" when call rq_clock() in cpufreq_update_util(). sched_rt_rq_enqueue -> enqueue_top_rt_rq -> cpufreq_update_util -> rq_clock -> assert_clock_updated Signed-off-by: YT Chang Change-Id: I4fba5a561b7064aafa991d7f1a34431607779cb4 --- kernel/sched/rt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index b48baaba2fc2..faf1a68c0723 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -539,6 +539,7 @@ static void sched_rt_rq_enqueue(struct rt_rq *rt_rq) int cpu = cpu_of(rq); + update_rq_clock(rq); rt_se = rt_rq->tg->rt_se[cpu]; if (rt_rq->rt_nr_running) {