From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753168Ab1J0GAa (ORCPT ); Thu, 27 Oct 2011 02:00:30 -0400 Received: from cantor2.suse.de ([195.135.220.15]:56724 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751922Ab1J0GA3 (ORCPT ); Thu, 27 Oct 2011 02:00:29 -0400 Date: Thu, 27 Oct 2011 07:48:06 +0200 From: Greg KH To: Konrad Rzeszutek Wilk Cc: miche@google.com, linux-kernel@vger.kernel.org, xen-devel@lists.xensource.com Subject: Re: Regression: patch " hvc_console: display printk messages on console." causing infinite loop with 3.2-rc0 + Xen. Message-ID: <20111027054806.GA1377@suse.de> References: <20111027053007.GA32765@phenom.dumpdata.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20111027053007.GA32765@phenom.dumpdata.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 On Thu, Oct 27, 2011 at 01:30:08AM -0400, Konrad Rzeszutek Wilk wrote: > Hey Miche. > > The git commit 361162459f62dc0826b82c9690a741a940f457f0: > > hvc_console: display printk messages on console. > > is causing an infinite loop when booting Linux under Xen, as so: > > [ 2.382984] console [hvc0] enabled > [ 2.382984] console [hvc0] enabled > [ 2.382984] console [hvc0] enabled > [ 2.382984] console [hvc0] enabled > [ 2.382984] console [hvc0] enabled > [ 2.382984] console [hvc0] enabled > .. > > (see attached file titled bad.log) > > If I use Linus's latest git tree and revert your patch I get the kernel > to bootup (see good.log file), Ick, not good, thanks for letting us know. Miche, want me to just revert this, or do you think you can fix it? thanks, greg k-h