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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 C4D48C433E0 for ; Mon, 11 Jan 2021 11:47:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 76A3C2250E for ; Mon, 11 Jan 2021 11:47:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730149AbhAKLq7 (ORCPT ); Mon, 11 Jan 2021 06:46:59 -0500 Received: from so254-31.mailgun.net ([198.61.254.31]:44092 "EHLO so254-31.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730133AbhAKLq7 (ORCPT ); Mon, 11 Jan 2021 06:46:59 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1610365595; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=rnRdrDWBNH7ytJ2L7yW9zQIx4N3YeZuP+scDtavI6Qs=; b=UBqRsy8Z0ezCU+O9WO4U6S/zlmXp0gc1Zo+nNZTIe0LMP4Ysi2COQVy2U/QHVx8TQ753zki3 Tzp8xYRU0ZNfTfB7lhKXHi1wwyWrrOd7Vhw5kHoljSBS2f7GGdwO+H1B6K2TW5b+QLsbYd7a HvHNgNilCnbiIGNH7kHVG6iK6MU= X-Mailgun-Sending-Ip: 198.61.254.31 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n07.prod.us-east-1.postgun.com with SMTP id 5ffc3a7d4dcca124755058c8 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Mon, 11 Jan 2021 11:46:05 GMT Sender: neeraju=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 659ECC433C6; Mon, 11 Jan 2021 11:46:04 +0000 (UTC) Received: from localhost (unknown [202.46.22.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: neeraju) by smtp.codeaurora.org (Postfix) with ESMTPSA id DD103C433CA; Mon, 11 Jan 2021 11:46:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org DD103C433CA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=neeraju@codeaurora.org From: Neeraj Upadhyay To: paulmck@kernel.org, josh@joshtriplett.org, rostedt@goodmis.org, mathieu.desnoyers@efficios.com, jiangshanlai@gmail.com, joel@joelfernandes.org Cc: rcu@vger.kernel.org, linux-kernel@vger.kernel.org, Neeraj Upadhyay Subject: [PATCH] rcu: Correct cpu offline trace in rcutree_dying_cpu Date: Mon, 11 Jan 2021 17:15:58 +0530 Message-Id: <1610365558-8330-1-git-send-email-neeraju@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Correctly trace whether the outgoing cpu blocks current gp in rcutree_dying_cpu(). Signed-off-by: Neeraj Upadhyay --- kernel/rcu/tree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 097990a..1f4bff4 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -2364,7 +2364,7 @@ int rcutree_dying_cpu(unsigned int cpu) blkd = !!(rnp->qsmask & rdp->grpmask); trace_rcu_grace_period(rcu_state.name, READ_ONCE(rnp->gp_seq), - blkd ? TPS("cpuofl") : TPS("cpuofl-bgp")); + blkd ? TPS("cpuofl-bgp") : TPS("cpuofl")); return 0; } -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project