Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759121Ab2JYPcL (ORCPT ); Thu, 25 Oct 2012 11:32:11 -0400 Received: from avon.wwwdotorg.org ([70.85.31.133]:53859 "EHLO avon.wwwdotorg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755323Ab2JYPcJ (ORCPT ); Thu, 25 Oct 2012 11:32:09 -0400 Message-ID: <50895B75.2010102@wwwdotorg.org> Date: Thu, 25 Oct 2012 09:32:05 -0600 From: Stephen Warren User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120912 Thunderbird/15.0.1 MIME-Version: 1.0 To: Joe Perches CC: Ming Lei , Andrew Morton , linux-kernel@vger.kernel.org, Kay Sievers , Samuel Thibault Subject: Re: [PATCH 03/23] printk: Move braille console support into separate braille.[ch] files References: <592f6af296db3e82a392252b3a7c8a7b1020194d.1350449851.git.joe@perches.com> <508883D6.70706@wwwdotorg.org> <1351125084.7130.16.camel@joe-AO722> In-Reply-To: <1351125084.7130.16.camel@joe-AO722> X-Enigmail-Version: 1.4.4 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1574 Lines: 40 On 10/24/2012 06:31 PM, Joe Perches wrote: > On Wed, 2012-10-24 at 18:12 -0600, Stephen Warren wrote: >> On 10/17/2012 12:06 AM, Joe Perches wrote: >>> Create files with prototypes and static inlines for braille >>> support. Make braille_console functions return 1 on success. >> >> Joe, >> >> Between next-20121022 and next-20121023, the serial console (on the ARM >> SoC Tegra at least) stopped working. The issue bisects down to this >> commit. I haven't had a chance to investigate why yet, I just finished >> bisected. >> >> earlyprintk over the same UART works. Once the system has booted, a few >> late kernel messages do appear, and then getty/login over the UART >> works. So, it's just the printk messages that disappeared. >> >> In case it's relevant, my command-line is: >> >> console=ttyS0,115200n8 loglevel=8 rootwait rw earlyprintk >> root=PARTUUID=b2f82cda-2535-4779-b467-094a210fbae7 >> >> I'll continue to investigate further tomorrow, but just wanted to give >> you a heads-up in case you could immediately see anything obvious in the >> code. > > Hi Stephen. > > Thanks, I appreciate the heads-up. This should be solved > by Ming Lei's patch (which I've incorporated into a V2 > series I will post shortly). > > https://lkml.org/lkml/2012/10/23/307 Thanks. I can confirmed that patch does fix my issue. -- 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/