From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f199.google.com (mail-io0-f199.google.com [209.85.223.199]) by kanga.kvack.org (Postfix) with ESMTP id DA5416B0033 for ; Thu, 21 Dec 2017 11:44:42 -0500 (EST) Received: by mail-io0-f199.google.com with SMTP id h134so13697903iof.11 for ; Thu, 21 Dec 2017 08:44:42 -0800 (PST) Received: from wolff.to (wolff.to. [98.103.208.27]) by mx.google.com with SMTP id k66si5878623itd.82.2017.12.21.08.44.41 for ; Thu, 21 Dec 2017 08:44:41 -0800 (PST) Date: Thu, 21 Dec 2017 10:42:21 -0600 From: Bruno Wolff III Subject: Re: Regression with a0747a859ef6 ("bdi: add error handle for bdi_debug_register") Message-ID: <20171221164221.GA23680@wolff.to> References: <20171221130057.GA26743@wolff.to> <20171221151843.GA453@wolff.to> <20171221153631.GA2300@wolff.to> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: weiping zhang Cc: Laura Abbott , Jan Kara , Jens Axboe , linux-mm@kvack.org, Linux Kernel Mailing List , regressions@leemhuis.info, weiping zhang , linux-block@vger.kernel.org On Thu, Dec 21, 2017 at 23:48:19 +0800, weiping zhang wrote: >> output you want. I never saw it for any kernels I compiled myself. Only when >> I test kernels built by Fedora do I see it. >see it every boot ? I don't look every boot. The warning gets scrolled of the screen. Once I see the CPU hang warnings I know the boot is failing. I don't always look at journalctl later to see what's there. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org