From patchwork Mon Feb 10 06:55:33 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kazuhiro Hayashi X-Patchwork-Id: 13967359 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 aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id CCEF2C021AB for ; Mon, 10 Feb 2025 06:56:45 +0000 (UTC) Received: from mo-csw.securemx.jp (mo-csw.securemx.jp [210.130.202.131]) by mx.groups.io with SMTP id smtpd.web11.45203.1739170602361431836 for ; Sun, 09 Feb 2025 22:56:42 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=kazuhiro3.hayashi@toshiba.co.jp header.s=key2.smx header.b=aCX/vASB; spf=pass (domain: toshiba.co.jp, ip: 210.130.202.131, mailfrom: kazuhiro3.hayashi@toshiba.co.jp) DKIM-Signature: v=1;a=rsa-sha256;c=relaxed/simple;d=toshiba.co.jp;h=From:To:Cc :Subject:Date:Message-Id:In-Reply-To:References;i= kazuhiro3.hayashi@toshiba.co.jp;s=key2.smx;t=1739170576;x=1740380176;bh=tzD5U nyZwjInSLknlehUgMLUsGKRRIAWVDJzXwhh1Dc=;b=aCX/vASBJa9J7XHQjiqmCgQEmBa1/Mt3afV FetRNRM0/CdH6cNoiF9NHl6IGAFW73LaeReYLptonu6qfMQwBGcoLqJw8xd3AnAY+/2FW7nugcryo /AHnsR4p7IrwVv96rmGvtAx9ook1UeMMi2WfyjM1M0DCoepeNbyKf1oq3kKZi3+A/pJmuF/zzrpg/ 72ALg5QdbS5ake6ktMD638UENnUZfINf64PSc2JZrkvQp/F6I4M4gUJ1Q+4t/SkDhnEttr2+EbeMo RApCuQ6ZDsEx2VyxtFT1+Vnik4n7UH8uUVzoqJCVhGeCuj8c5EaMQ6rNDNjbBBduFdd9Ns824T5w= =; Received: by mo-csw.securemx.jp (mx-mo-csw1120) id 51A6uGw33587747; Mon, 10 Feb 2025 15:56:16 +0900 X-Iguazu-Qid: 2rWhWAeBjX3UYC8AJ6 X-Iguazu-QSIG: v=2; s=0; t=1739170569; q=2rWhWAeBjX3UYC8AJ6; m=YXkk/oYQcG59h4NUfNxnbqOT6lCvTE7NmT2B5wixTK0= Received: from imx12-a.toshiba.co.jp ([38.106.60.135]) by relay.securemx.jp (mx-mr1120) id 51A6u7He859155 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Mon, 10 Feb 2025 15:56:07 +0900 From: Kazuhiro Hayashi To: linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev, cip-dev@lists.cip-project.org Cc: bigeasy@linutronix.de, tglx@linutronix.de, rostedt@goodmis.org, linux-rt-users@vger.kernel.org, pavel@denx.de Subject: [PATCH 4.4 v1 05/17] metag: Adjust system_state check Date: Mon, 10 Feb 2025 15:55:33 +0900 X-TSB-HOP2: ON Message-Id: <1739170545-25011-6-git-send-email-kazuhiro3.hayashi@toshiba.co.jp> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1739170545-25011-1-git-send-email-kazuhiro3.hayashi@toshiba.co.jp> References: <1739170545-25011-1-git-send-email-kazuhiro3.hayashi@toshiba.co.jp> List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Mon, 10 Feb 2025 06:56:45 -0000 X-Groupsio-URL: https://lists.cip-project.org/g/cip-dev/message/17789 From: Thomas Gleixner commit dcd2e4734b428709984e2fa35ebbd6cccc246d47 upstream. To enable smp_processor_id() and might_sleep() debug checks earlier, it's required to add system states between SYSTEM_BOOTING and SYSTEM_RUNNING. Adjust the system_state check in stop_this_cpu() to handle the extra states. Signed-off-by: Thomas Gleixner Signed-off-by: Peter Zijlstra (Intel) Cc: Greg Kroah-Hartman Cc: James Hogan Cc: Linus Torvalds Cc: Mark Rutland Cc: Peter Zijlstra Cc: Steven Rostedt Link: http://lkml.kernel.org/r/20170516184735.283420315@linutronix.de Signed-off-by: Ingo Molnar Signed-off-by: Kazuhiro Hayashi --- arch/metag/kernel/smp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/metag/kernel/smp.c b/arch/metag/kernel/smp.c index c3c6f0864881..0bc03c257fe6 100644 --- a/arch/metag/kernel/smp.c +++ b/arch/metag/kernel/smp.c @@ -565,8 +565,7 @@ static void stop_this_cpu(void *data) { unsigned int cpu = smp_processor_id(); - if (system_state == SYSTEM_BOOTING || - system_state == SYSTEM_RUNNING) { + if (system_state <= SYSTEM_RUNNING) { spin_lock(&stop_lock); pr_crit("CPU%u: stopping\n", cpu); dump_stack();