Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756139Ab1FEOGS (ORCPT ); Sun, 5 Jun 2011 10:06:18 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:36078 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755890Ab1FEOGR (ORCPT ); Sun, 5 Jun 2011 10:06:17 -0400 Date: Sun, 5 Jun 2011 16:06:02 +0200 From: Ingo Molnar To: Arne Jansen Cc: Peter Zijlstra , Linus Torvalds , mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, efault@gmx.de, npiggin@kernel.dk, akpm@linux-foundation.org, frank.rowand@am.sony.com, tglx@linutronix.de, linux-tip-commits@vger.kernel.org Subject: Re: [debug patch] printk: Add a printk killswitch to robustify NMI watchdog messages Message-ID: <20110605140602.GA29338@elte.hu> References: <20110605081747.GA17920@elte.hu> <4DEB4FA7.3050400@die-jansens.de> <20110605095555.GA22058@elte.hu> <4DEB58D8.4000805@die-jansens.de> <20110605110132.GB23463@elte.hu> <20110605111933.GA24592@elte.hu> <20110605113627.GA25724@elte.hu> <4DEB6F3A.3000109@die-jansens.de> <20110605133958.GA27812@elte.hu> <4DEB8A93.30601@die-jansens.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4DEB8A93.30601@die-jansens.de> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.3.1 -2.0 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 840 Lines: 31 * Arne Jansen wrote: > On 05.06.2011 15:39, Ingo Molnar wrote: > > > >* Arne Jansen wrote: > > > >>>>Warning: it's entirely untested. > >> > >>How is the output supposed to come through? shouldn't printk revert > >>to early_printk instead of just returning? > > > >oh, right you are. > > > >Does the patch below work? It does early-printk within printk(). > > Too late, I already built my on early_vprintk ;) heh :-) Mind posting the patch? Your tested patch is infinitely more valuable than my not-even-build-tested patch ;-) Thanks, Ingo -- 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/