Received: by 10.223.164.221 with SMTP id h29csp4805329wrb; Fri, 20 Oct 2017 01:06:02 -0700 (PDT) X-Google-Smtp-Source: ABhQp+R/cikPgWm+FpJide27gYnUtdKqj9QHpZLTXtxLtcklOJyMp4zr0O6INrrcQpFjQEUWt39O X-Received: by 10.101.73.79 with SMTP id q15mr3890328pgs.236.1508486762056; Fri, 20 Oct 2017 01:06:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1508486762; cv=none; d=google.com; s=arc-20160816; b=ZTwaSq07jJRzoouPWuaQj2mrlVlm3Y6VZ0eOJrdc6FOSczF7/yGiCiPXo6xkXTiVar zpRM1NFpeZSJp5dMctUHq1MeZIYJV+wwRGWW38aGGkZPueDp3JaDrGtEQUFeRRr0iQym JnCOUkzT4m8GQEBs3oT1uh+Xb3f77UsZmatgNXEYUYj6eFVPCDymqtMSaZzkyfgnIvds YgsPXMbo+PK+05jF7pqFp4tV7AVyBiuZCl8WmnIawVefe9HvhHo5D7GbaQER2ImDLZN4 r7Sqzxn2sHM9U0320B7W9JaKnmhML3LH756SjS2FKiiNZcwrYqRoT6oGubyANaZxf2wh tJ+Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=7V2Cphq6eoEzaQgZqg8sibbF/dKLuWAAFCACmLYG7bk=; b=al5mtCJDQ1Y7aXhosdiX9oz3b05yoeGXOKEReAUOb5iyqbVu2Tqpuz05gmrdhVIVXr iKeJoDbQNSwKMPR66F0YGLiCEojP/hKseChZD6XBm5/xSr8t8xPJEfG/0XTNqL9MO5gX O/d+aRxT3btBnmMUf+XxOd2TS6567sn5IBfo+0Au0lp9fnPLAZ7p6Au2ys9NPpe4JeaB vcdfZKI92ytytPL6NnwbJbx8XIXk+9u1qPUq3ZjdBMOZZv9gH6Px6CQKyw1xJRoek+e1 lkWOv6AzRG7MZwheQzqkpiVPF/uyoXl2yejBYrZRDjAi3QE1SB7oAGdwNiz6BJmQTLXR iUIA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z19si400854pfi.576.2017.10.20.01.05.48; Fri, 20 Oct 2017 01:06:02 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752248AbdJTIFJ (ORCPT + 99 others); Fri, 20 Oct 2017 04:05:09 -0400 Received: from mx2.suse.de ([195.135.220.15]:46903 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752052AbdJTIFG (ORCPT ); Fri, 20 Oct 2017 04:05:06 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 11A6EAAB2; Fri, 20 Oct 2017 08:05:04 +0000 (UTC) Date: Fri, 20 Oct 2017 10:05:01 +0200 From: Petr Mladek To: Calvin Owens Cc: Sergey Senozhatsky , Steven Rostedt , linux-api@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH 1/3] printk: Introduce per-console loglevel setting Message-ID: <20171020080501.GD29163@pathway.suse.cz> References: <08c1dc1a96afd6b6aecc5ff3c7c0e62c36670893.1506644730.git.calvinowens@fb.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 2017-10-19 16:40:45, Calvin Owens wrote: > On 09/28/2017 05:43 PM, Calvin Owens wrote: > >Not all consoles are created equal: depending on the actual hardware, > >the latency of a printk() call can vary dramatically. The worst examples > >are serial consoles, where it can spin for tens of milliseconds banging > >the UART to emit a message, which can cause application-level problems > >when the kernel spews onto the console. > > Any thoughts on this series? Happy to resend again, but if there are no > objections I'd love to see it merged sooner rather than later :) > > Happy to resend too, just let me know. There is no need to resend the patch. It is on my radar and I am going to look at it. Please, be patient, you hit conference, illness, after vacation season. We do not want to unnecessarily delay it but it is not a trivial change that might be accepted within minutes. Best Regards, Petr From 1581731347721247387@xxx Thu Oct 19 23:42:41 +0000 2017 X-GM-THRID: 1579832872468894514 X-Gmail-Labels: Inbox,Category Forums