From nobody Wed Jan 7 03:30:18 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3A139E748ED for ; Sun, 1 Oct 2023 08:51:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234616AbjJAIvW (ORCPT ); Sun, 1 Oct 2023 04:51:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49634 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234510AbjJAIvU (ORCPT ); Sun, 1 Oct 2023 04:51:20 -0400 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C8436B3 for ; Sun, 1 Oct 2023 01:51:17 -0700 (PDT) Received: by mail-wr1-x42c.google.com with SMTP id ffacd0b85a97d-327be5fe4beso310980f8f.3 for ; Sun, 01 Oct 2023 01:51:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696150276; x=1696755076; darn=vger.kernel.org; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :sender:from:to:cc:subject:date:message-id:reply-to; bh=fK8C+2KBdUOl+wUgjWnV9QkDzr0lfjpNjwPIUDoQ8ck=; b=L/rFCagj36dTQkBeFQohYWf1HJcJjiz4Z22PNcbNBuRaRwqyb+60wX+s0ybRSmZ2NC xFlKBbEWJzaIMJJf89rf3TvDC+fsaGJh4PYVuHhLsKSKPgB6wrtAZeBoZ0NbcjsTc3ne vpcny5kYjtSjLhRvO0e516CFrrKafejLJiEej+PMzB/NbGkyQ35RB6Vu9BhM7Jk3XxRx +S7lH8KQiyMwRBsabJCEXlLdQkSgHRAdD19vufQuKxRePbxOJKmztGqO10agCd/A8vf0 /ekB2kkG10hG2GDrbEcrGoTRFa3vFlVmpqPZrs70HeZ7i+GQjOEWJxHv0YZ2y8Zx8Zu5 NugQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696150276; x=1696755076; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :sender:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=fK8C+2KBdUOl+wUgjWnV9QkDzr0lfjpNjwPIUDoQ8ck=; b=MmNLjK7UUbISfihvmNDP9aIgEOyF3juD/ccCb2BPElNJ9OAqJuePzkoVT+eaNF4eJE kSe5SJuI9gMKkE6yWPfOaqTM3fF38ItEKjJ+e2NCswaDBNeAG2sMGMagHmEoSymyfUyi 2WUOXfEtzO1R/+DBikebk0bqy0EtkOK0uAnuahiMaCXbn6s28w+tP961AOX+jgZ52CEN VWkQX5q2mYKQHY6ljeOeAPnKj6jK2e5p3UuKntGOlzWqv5ycqAe76Y+o7YOaW2OBzDvF KF1JZa74IJUmOBMdCaAGR3dJ0kuQ1Xjtg2v+tRpzXFFjSsCR0kQ7/GHHmbmCOvxckZJy QTFQ== X-Gm-Message-State: AOJu0YwuY3sq/1IvJ9tFhT3lNt91Fn7qV864D/nNv6EeHmZk0NLWFgSh 7AsSLtSlAMt3jMySyfyurfXVqoJmI+c= X-Google-Smtp-Source: AGHT+IHGO/X/kpv3AJfMY5VfdhmYkcLOGneBVaZvN6PwKujeKN+mXgRRvxu4zIPPGVHNomXgfbpGCw== X-Received: by 2002:a5d:4532:0:b0:31f:ec91:39a3 with SMTP id j18-20020a5d4532000000b0031fec9139a3mr7091112wra.30.1696150275635; Sun, 01 Oct 2023 01:51:15 -0700 (PDT) Received: from gmail.com (84-236-113-123.pool.digikabel.hu. [84.236.113.123]) by smtp.gmail.com with ESMTPSA id 11-20020a056000156b00b0032485046055sm7539102wrz.5.2023.10.01.01.51.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Oct 2023 01:51:14 -0700 (PDT) Sender: Ingo Molnar Date: Sun, 1 Oct 2023 10:51:12 +0200 From: Ingo Molnar To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, Thomas Gleixner , Peter Zijlstra , Andrew Morton , Frederic Weisbecker Subject: [GIT PULL] timers fix Message-ID: MIME-Version: 1.0 Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Linus, Please pull the latest timers/urgent git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers-urgent-= 2023-10-01 # HEAD: 1a6a464774947920dcedcf7409be62495c7cedd0 timers: Tag (hr)timer s= oftirq as hotplug safe Fix a spurious kernel warning during CPU hotplug events that may trigger when timer/hrtimer softirqs are pending, which are otherwise hotplug-safe and don't merit a warning. Thanks, Ingo ------------------> Frederic Weisbecker (1): timers: Tag (hr)timer softirq as hotplug safe include/linux/interrupt.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index a92bce40b04b..4a1dc88ddbff 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -569,8 +569,12 @@ enum * 2) rcu_report_dead() reports the final quiescent states. * * _ IRQ_POLL: irq_poll_cpu_dead() migrates the queue + * + * _ (HR)TIMER_SOFTIRQ: (hr)timers_dead_cpu() migrates the queue */ -#define SOFTIRQ_HOTPLUG_SAFE_MASK (BIT(RCU_SOFTIRQ) | BIT(IRQ_POLL_SOFTIRQ= )) +#define SOFTIRQ_HOTPLUG_SAFE_MASK (BIT(TIMER_SOFTIRQ) | BIT(IRQ_POLL_SOFTI= RQ) |\ + BIT(HRTIMER_SOFTIRQ) | BIT(RCU_SOFTIRQ)) + =20 /* map softirq index to softirq name. update 'softirq_to_name' in * kernel/softirq.c when adding a new softirq.