From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 68BA52D94AB; Tue, 19 May 2026 04:52:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779166335; cv=none; b=bUbE5BTianWB21Q6EV2xIVz2BCmGpxOaYY+GIzjU8OSFzJtQdwIh5lj+4krh+DWFvzydrk78q6PuiYBq8NWlAINWOt6oC5yXP7D2MNZ1wELAnmpMz+1t4icUv4YipNi5i5JKI5ABG4ISlNJ85vNvlb7dFvdmdqWQSxiKXpabQ0M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779166335; c=relaxed/simple; bh=/HR6KNEhm9RlYnNQYcHck5sV+fdadssIRhSj5BGOslU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=gRBp08+2P3z8kK+RoZOX0UF2z10SlahN7XnlQXvHAobek0TBcqNLVbQCatAOoA+LXtObpH7BwZddtgoplQ0237Q5DzbFWSiDO0L8tS+ElBtCPvs2y37AlB1yB9Ekugf0O6pcHRh6DI8jumLQgpwhKu40QTiYk0uN2Lzm+2wRZKg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Hcx2v/Ao; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Hcx2v/Ao" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0784C2BCB3; Tue, 19 May 2026 04:52:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1779166335; bh=/HR6KNEhm9RlYnNQYcHck5sV+fdadssIRhSj5BGOslU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Hcx2v/AoPAMs0cKkZdKF99AKEA1QEcEFDp6mG378/M9dODP70cf/ook1n3HgjDoBo rjP91awXQR2fdFacO6sz/YcgfqvQCqC3UoP6UHyORTUdyNc6Z0PxFb/Ucf8Inwo5Y+ H1Z/SllivuhdvOruZQgQhXTPQ2TYKma2pPqx/YW2ZVE0IE0TrvSHwkJTTfVo5Xcv8N jzzJPf0Kozg+bQAgR0K4Dq1yUTUJpJ0kvpsMXjN6aEipSiIXKo2hORDmGXhlt4Fjq2 uh6lTSaiQiO1m6/4ZU0t2quswoMVkN59yxQPBT8AUvc9I5QC+CThwtKqUY6JKmD+zK k6jR/i7t5hfZw== Message-ID: Date: Tue, 19 May 2026 06:52:07 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH -next v1 05/12] srcu: Don't queue workqueue handlers to never-online CPUs To: Boqun Feng , Thorsten Leemhuis Cc: paulmck@kernel.org, Uladzislau Rezki , Boqun Feng , Joel Fernandes , RCU , LKML , Vasily Gorbik , Frederic Weisbecker , Samir , Shrikanth Hegde , Tejun Heo , Linux kernel regressions list References: <20260511175448.153326-1-urezki@gmail.com> <20260511175448.153326-6-urezki@gmail.com> <3dd5cce0-51f9-4cf1-81b8-246e6c6a633a@paulmck-laptop> <53d546e4-8db0-4e14-a79d-270212081be7@leemhuis.info> Content-Language: en-US From: Jiri Slaby Autocrypt: addr=jirislaby@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 18. 05. 26, 18:13, Boqun Feng wrote: >>>> I assume it will be picked to stable >> >> Thx for the reply. This answered the second aspect I raised. What about >> the first: shouldn't this be heading to mainline this cycle, ideally >> quite soon? Or is this the plan and I misinterpreted the "-next" in the >> subject? >> >> Sadly Jiri (now CCed) afaics didn't yet report if this fix helped to fix >> the issues they were seeing, but it sounded a lot like it was likely: >> https://lore.kernel.org/all/f0351414-41af-4f74-899c-87fb5bb45621@kernel.org/ Yes, it did! You could have checked the linked bug, BTW: https://bugzilla.suse.com/show_bug.cgi?id=1263947#c19 > works nicely without complaining about non-existant CPUs and: > seems stopped messages about workqueue lockup and not exist CPUs at kernel 7.0.7-1-default now But: > FYI the power8 machine hangs using 7.0.7-2.gf1d450c-default, to be investigated. That's likely not related. thanks, -- js suse labs