From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-184.mta0.migadu.com (out-184.mta0.migadu.com [91.218.175.184]) (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 8F985341AC0 for ; Tue, 6 Jan 2026 15:15:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.184 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767712526; cv=none; b=hWNuiJGUOjkUoOpCUazas2eLYUB4fBHYeI7pQlKKrmAsXHGuR1E1TOWgdvR+8CxrV5byBEj8Cf/OyVON5WI4cXb4WmoJ0AozGNXOgAdYSqb0LZ2Oj2Pa4+dS9uJFsCS7BYzAi9tgKDk/X1IQ51ACN3gGfOpl/zq/N+tbc0sEDpU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767712526; c=relaxed/simple; bh=eOkexHr02FrCxSrSOD2Cjn3xDdDFdSIo9Jvo4b2QppI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=GcL8isqnx+ub5+VYlnzP80T4HbTAM7etlBP+xH8HAp6+FL53rI8ayEIK1XDXFg6ZtCiytbvZDglKPZy2fKlJSlW5dvL3LXyAx+hMzGp8o7n/kAsaqxJ7wCnNAsnsskOx56bg+pBZ6DqzbdTijzbo2Sgyusrhiw0VDNzD54tTdWw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=ZuHhsHG+; arc=none smtp.client-ip=91.218.175.184 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="ZuHhsHG+" Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1767712521; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/gzcJNbGEmeKYY0lxD4tNaYgjNsnmvr+7MOMYSNXqsw=; b=ZuHhsHG+2ex3HZU49FUbmRYRYsF7KG1JLU8Us9aIDF2F6zlTdLfXtGwqnECGOzVCo4QnMY Ec4G5lrY8udwjsjHV2rmICA8K1/FLFXlGEW67zXiXuN7gtchqXl8tzQ35nzyZdR5dsM8fI 5AUYDObxM6v6Pb/9W2PnMpjZcvajL5E= Date: Tue, 6 Jan 2026 23:15:15 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH] lib/Kconfig.debug: fix BOOTPARAM_HUNG_TASK_PANIC comment Content-Language: en-US To: Tomas Glozar Cc: LKML , Li RongQing , Johnny Mnemonic , Andrew Morton , Petr Mladek , "Masami Hiramatsu (Google)" References: <20260106140140.136446-1-tglozar@redhat.com> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Lance Yang In-Reply-To: <20260106140140.136446-1-tglozar@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 2026/1/6 22:01, Tomas Glozar wrote: > The comment for CONFIG_BOOTPARAM_HUNG_TASK_PANIC says: > > Say N if unsure. > > but since commit 9544f9e6947f ("hung_task: panic when there are more than N > hung tasks at the same time"), N is not a valid value for the option, > leading to a warning at build time: > > .config:11736:warning: symbol value 'n' invalid for BOOTPARAM_HUNG_TASK_PANIC > > as well as an error when given to menuconfig. > > Fix the comment to say '0' instead of 'N'. > > Fixes: 9544f9e6947f ("hung_task: panic when there are more than N hung tasks at the same time") > Reported-by: Johnny Mnemonic > Signed-off-by: Tomas Glozar > --- Thanks! Reviewed-by: Lance Yang > lib/Kconfig.debug | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug > index ba36939fda79..cda3cf1fa302 100644 > --- a/lib/Kconfig.debug > +++ b/lib/Kconfig.debug > @@ -1273,7 +1273,7 @@ config BOOTPARAM_HUNG_TASK_PANIC > high-availability systems that have uptime guarantees and > where a hung tasks must be resolved ASAP. > > - Say N if unsure. > + Say 0 if unsure. > > config DETECT_HUNG_TASK_BLOCKER > bool "Dump Hung Tasks Blocker"