Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758518Ab2FZSsX (ORCPT ); Tue, 26 Jun 2012 14:48:23 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:63896 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752378Ab2FZSsW (ORCPT ); Tue, 26 Jun 2012 14:48:22 -0400 Date: Tue, 26 Jun 2012 11:48:17 -0700 From: Greg Kroah-Hartman To: Kay Sievers Cc: Linus Torvalds , Andrew Morton , Steven Rostedt , LKML , Ingo Molnar , Wu Fengguang , Joe Perches , "Paul E. McKenney" Subject: Re: [PATCH v3] printk: Have printk() never buffer its data Message-ID: <20120626184817.GA1691@kroah.com> References: <20120626002307.GA4389@kroah.com> <1340726856.977.6.camel@mop> <20120626165855.GA1851@kroah.com> <20120626183405.GA2005@kroah.com> <20120626183828.GA8946@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20120626183828.GA8946@kroah.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2712 Lines: 51 On Tue, Jun 26, 2012 at 11:38:28AM -0700, Greg Kroah-Hartman wrote: > On Tue, Jun 26, 2012 at 11:34:05AM -0700, Greg Kroah-Hartman wrote: > > On Tue, Jun 26, 2012 at 07:00:38PM +0200, Kay Sievers wrote: > > > > Hm, this doesn't boot for me, just hangs at startup :( > > > > Booting in a qemu image I get the following, it just hangs here: > > > > [ 2.683675] BIOS EDD facility v0.16 2004-Jun-25, 1 devices found > > Started File System Check on Root Device [ OK ] > > Starting LSB: setup hostname and yp... > > [ 2.732973] systemd-fsck[108]: root: clean, 244481/1313280 files, 2189115/5242880 blocks > > Starting Remount Root FS... > > systemd-fsck[107]: root: clean, 244481/1313280 files, 2189115/5242880 blocks > > [ 2.746312] EXT4-fs (sda2): re-mounted. Opts: acl,user_xattr > > Started Remount Root FS [ OK ] > > Starting Load Random Seed... > > Started Load Random Seed [ OK ] > > [ 2.797945] boot.localnet[133]: Using boot-specified hostname 'pistachio.kroah.org' > > boot.localnet[133]: Using boot-specified hostname 'pistachio.kroah.org' > > [ 2.898718] boot.localnet[133]: Setting up hostname 'pistachio'..done > > boot.localnet[133]: Setting up hostname 'pistachio'..done > > boot.localnet[ 2.973681] boot.localnet[133]: Setting up loopback interface RTNETLINK answers: File exists > > [133]: Setting up loopback interface RTNETLINK answers: File exists > > boot.localnet[133]: ..done > > [ 2.979959] boot.localnet[108]: ..done > > Started LSB: setup hostname and yp [ OK ] > > Started Setup Virtual Console [ OK ] > > [ 3.056710] input: PC Speaker as /devices/platform/pcspkr/input/input3 > > Ok, without your patch I get the same hang within qemu, so odds are it's > not your fault here, but booting still fails. I wonder if it's due to > whatever oddness suse does with it's initrd, let me go try to get a > initrd-free boot and see if that works... Doh, stupid 'quiet' boot mode, it was hiding where things were hanging. I get the following as the last line on the terminal before it locks up (I sent you the full image off-list): Booting Node 0, Processors #1 #2 #3 And I have 4 processors in this laptop, so odds are that's the first time the continuation printk logic kicks in. Any ideas? greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/