Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758041Ab2FVKso (ORCPT ); Fri, 22 Jun 2012 06:48:44 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:19903 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757844Ab2FVKsn (ORCPT ); Fri, 22 Jun 2012 06:48:43 -0400 X-Authority-Analysis: v=2.0 cv=eIiRfQV1 c=1 sm=0 a=ZycB6UtQUfgMyuk2+PxD7w==:17 a=XQbtiDEiEegA:10 a=FlAZEPfbBygA:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=meVymXHHAAAA:8 a=ayC55rCoAAAA:8 a=f0KeEWH88hvQ8RiIHwgA:9 a=PUjeQqilurYA:10 a=ZycB6UtQUfgMyuk2+PxD7w==:117 X-Cloudmark-Score: 0 X-Originating-IP: 74.67.80.29 Message-ID: <1340362121.27036.227.camel@gandalf.stny.rr.com> Subject: Re: [PATCH] printk: Add printk_flush() to force buffered text to console From: Steven Rostedt To: Joe Perches Cc: LKML , Linus Torvalds , Greg Kroah-Hartman , "kay.sievers" , Fengguang Wu , Ingo Molnar , AndrewMorton Date: Fri, 22 Jun 2012 06:48:41 -0400 In-Reply-To: <1340353448.31821.0.camel@joe2Laptop> References: <1340322723.27036.220.camel@gandalf.stny.rr.com> <1340353448.31821.0.camel@joe2Laptop> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.2.2-1+b1 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1176 Lines: 37 On Fri, 2012-06-22 at 01:24 -0700, Joe Perches wrote: > On Thu, 2012-06-21 at 19:52 -0400, Steven Rostedt wrote: > > Fengguang Wu had a config that caused the system to lockup. It reported: > [] > > It'd have been nicer if you'd have cc'd me. I didn't mean to be rude. I had pulled in my original patch which kept the Cc list, and did a git --amend after making my changes and testing. I just did a cut and paste to put back the Cc list. > > What I submitted is far simpler and it allows a knob > to control the printk buffering on a global basis. But it did not handle the \n nor the timestamp prefix. > > Did you try it? No, because it did not do what I needed. > It seems to work here, but I don't > have your other patches to rcu-torture with inserted > printk_flush patches to verify it. Can I have a > copy of those please. I just posted the places that I add it. There may be more places coming too. -- Steve -- 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/