From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964798AbVL1MLr (ORCPT ); Wed, 28 Dec 2005 07:11:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964801AbVL1MLr (ORCPT ); Wed, 28 Dec 2005 07:11:47 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:55011 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S964798AbVL1MLr (ORCPT ); Wed, 28 Dec 2005 07:11:47 -0500 Subject: Re: Badness in isar_pump_statev_fax From: Arjan van de Ven To: Dietmar Kling Cc: linux-kernel@vger.kernel.org In-Reply-To: <43B27F9A.2060807@sam-net.de> References: <43B27F9A.2060807@sam-net.de> Content-Type: text/plain Date: Wed, 28 Dec 2005 13:11:38 +0100 Message-Id: <1135771898.2935.18.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Content-Transfer-Encoding: 7bit X-Spam-Score: -2.8 (--) X-Spam-Report: SpamAssassin version 3.0.4 on pentafluge.infradead.org summary: Content analysis details: (-2.8 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -2.8 ALL_TRUSTED Did not pass through any untrusted hosts X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2005-12-28 at 13:05 +0100, Dietmar Kling wrote: > Hi, > > during the holidays i tried to reactivate my old fax card, > but i get a kind of oops in the system log. Fax is received, so > is this really something to worry about? > (cpuinfo, lspci is attached) this is an mdelay(2) (or more depending on ioctls) in irq context... that's naughty and nasty for latencies and potentially for time keeping.. (but it's not an "immediate crash" kind of thing, just really sloppy/bad code)