From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754749Ab2ISN5f (ORCPT ); Wed, 19 Sep 2012 09:57:35 -0400 Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:36209 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753244Ab2ISN5d (ORCPT ); Wed, 19 Sep 2012 09:57:33 -0400 Date: Wed, 19 Sep 2012 15:02:23 +0100 From: Alan Cox To: Flavio Leitner Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] 8250: fix autoconfig to work with serial console Message-ID: <20120919150223.0fc75225@pyramind.ukuu.org.uk> In-Reply-To: <1347996092-30957-1-git-send-email-fbl@redhat.com> References: <1347996092-30957-1-git-send-email-fbl@redhat.com> X-Mailer: Claws Mail 3.8.0 (GTK+ 2.24.8; x86_64-redhat-linux-gnu) Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAFVBMVEWysKsSBQMIAwIZCwj///8wIhxoRDXH9QHCAAABeUlEQVQ4jaXTvW7DIBAAYCQTzz2hdq+rdg494ZmBeE5KYHZjm/d/hJ6NfzBJpp5kRb5PHJwvMPMk2L9As5Y9AmYRBL+HAyJKeOU5aHRhsAAvORQ+UEgAvgddj/lwAXndw2laEDqA4x6KEBhjYRCg9tBFCOuJFxg2OKegbWjbsRTk8PPhKPD7HcRxB7cqhgBRp9Dcqs+B8v4CQvFdqeot3Kov6hBUn0AJitrzY+sgUuiA8i0r7+B3AfqKcN6t8M6HtqQ+AOoELCikgQSbgabKaJW3kn5lBs47JSGDhhLKDUh1UMipwwinMYPTBuIBjEclSaGZUk9hDlTb5sUTYN2SFFQuPe4Gox1X0FZOufjgBiV1Vls7b+GvK3SU4wfmcGo9rPPQzgIabfj4TYQo15k3bTHX9RIw/kniir5YbtJF4jkFG+dsDK1IgE413zAthU/vR2HVMmFUPIHTvF6jWCpFaGw/A3qWgnbxpSm9MSmY5b3pM1gvNc/gQfwBsGwF0VCtxZgAAAAASUVORK5CYII= Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 18 Sep 2012 16:21:32 -0300 Flavio Leitner wrote: > The autoconfig prints messages while holding the > port's spinlock and that causes a deadlock when > using serial console. Doing autoconfig on your serial console while in use is insane, but it shouldn't crash the system either. Acked-by: Alan Cox