From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f47.google.com (mail-wm1-f47.google.com [209.85.128.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0FAA038DC8 for ; Thu, 7 Nov 2024 15:27:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.47 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730993261; cv=none; b=SB/Y/E0YMWWZhk3nhRMkKfBiNUVddlt9L5Oex3xEAd+4f4H35YzGig6DcJQgjkTB3CWO5T1A1G5ADEFNdq52rMtQfBqLazFslPsIRILHUAhFnGZRAaKVzomtrbuLxvbwsx2PHIbsOKMpKpVi2aLGzxEyKW76dZNf92D7dsFg/8k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730993261; c=relaxed/simple; bh=yeEs8ewcT1y5GOWSZzmD4QBXT7Wjzlhjh9Jhri8akIs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=QwNnqpRywz+MfORIf22uEO2ht/4dH4I6BRsc7YWYJ0mnoK3iu2e0MOEIrO7GATPNFsrh8U1GxUI/GfBokZE2yRHomO0JV/k3YaLPy1K/pTCoPvPpLsJUBxL1SCIHPg6OX1XZXWRC4AnEJMBBHL1+HxkdZuowGfHOnEZbHs741oo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com; spf=pass smtp.mailfrom=suse.com; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b=BIMFfSZJ; arc=none smtp.client-ip=209.85.128.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b="BIMFfSZJ" Received: by mail-wm1-f47.google.com with SMTP id 5b1f17b1804b1-431616c23b5so6930375e9.0 for ; Thu, 07 Nov 2024 07:27:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1730993257; x=1731598057; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=JRf6zRXQpzxdtNWRFDWwDeLUqj/9Qnay3bDxbM8rYgE=; b=BIMFfSZJSjc3Gg1cSeYQv48X1zqtmJpCF3R395C4PLDqDkeSHwyjcNB7Gv2qI1ZcfI jugajtMZxumCDzRsz2W/PcJE8uw5eVAPhVK98WWaB2MEx+UZe8K25o+E7y17Yw40YI2m tnJZUHZjCGaFiBOmBB+f7puCtOIGAduKa1mVg4nutuTPpb+FSkSE8jZa9Ew5p5LX8Pcw w/d3mv+cCAeUubC/rH6dyENtJMGgOMXa+so91TbtB3HXhiyf4Uo3wf3PagpAr413JAmf R4PkvnI5L7xKQvT9bIqYmI1MMnTGk1jbCNcZly820ewXJSgvYlrCi6pM4dmkbd6CbuzT QLCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730993257; x=1731598057; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=JRf6zRXQpzxdtNWRFDWwDeLUqj/9Qnay3bDxbM8rYgE=; b=KxMkuVeZLVwBdFCahIKRnz1h1GjOUDcQwTcwFQRJKNy1gkviYKrtfxI+DiJ/JkAug5 yE2YddK1pfjLSVpIRXQszGYJVAv1TFvz2hI/0QWFcdi4lkIFQkweB9upxyc3gooGnU6F brw54snHByrx3F3WIRCl4hE/zVIkPD8dqS82Tj57cltACErBIPftq3qBe9QhVPtTWAFs XMAhoCNGg/H4Yl9SWlaK+R/Zh//dWNpWvhWYMknK6+W9Nb9ydNlXG1uZyC0AVgrGEEnf dR41Ztz/Eaouk1Sk8UXqx2GFsCuRvpe2uRusYmc8AoNiFgyOTzaw8Ct3EIPDh2eIdrBk XhLA== X-Forwarded-Encrypted: i=1; AJvYcCU4yOyixvJkU8VfNmImNhSuf/Yr+TcM3pcXKrZHNeGt/C/ooUChrcVkNlLuoyKcdchwscheEqFJ3Iyk64o=@vger.kernel.org X-Gm-Message-State: AOJu0YzPndmBoOuishBiEeesFrw7uTH/xxSjc9PdTp1d3kl8lpuvwekx SLBXHpFTk9SUQuB3vghGwHF6vA/06LOk+iJf6bSLURrcVtyL2rdLeW4yWIy6ShQ= X-Google-Smtp-Source: AGHT+IG+kN+CsW6tgOY32VUnqA+N8WhRRJS/ykFS7g26dVcf3olFI7/ILrD9W+sOKvYmLQRqPPGUEw== X-Received: by 2002:a05:600c:1c85:b0:42c:b603:422 with SMTP id 5b1f17b1804b1-432b5f9be4cmr3793255e9.8.1730993257414; Thu, 07 Nov 2024 07:27:37 -0800 (PST) Received: from pathway.suse.cz ([176.114.240.50]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-432b054b34csm28978925e9.14.2024.11.07.07.27.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Nov 2024 07:27:36 -0800 (PST) Date: Thu, 7 Nov 2024 16:27:34 +0100 From: Petr Mladek To: Marcos Paulo de Souza Cc: Steven Rostedt , John Ogness , Sergey Senozhatsky , Greg Kroah-Hartman , Jiri Slaby , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org Subject: Re: [PATCH v2 2/2] tty: sysrq: Use printk_force_console context on __handle_sysrq Message-ID: References: <20241105-printk-loud-con-v2-0-bd3ecdf7b0e4@suse.com> <20241105-printk-loud-con-v2-2-bd3ecdf7b0e4@suse.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241105-printk-loud-con-v2-2-bd3ecdf7b0e4@suse.com> On Tue 2024-11-05 16:45:09, Marcos Paulo de Souza wrote: > By using the printk_force_console the loglevel workaround can be removed. > The workaround existed to always send the sysrq header message to all > consoles not matter what was the current loglevel, but it won't work for > deferred messages, since the loglevel can be restore before the message > is printed, suppressing the message that wasn't supposed to be > suppressed by the workaround. > > Signed-off-by: Marcos Paulo de Souza Reviewed-by: Petr Mladek Best Regards, Petr