From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755201Ab1ATE0P (ORCPT ); Wed, 19 Jan 2011 23:26:15 -0500 Received: from void.printf.net ([89.145.121.20]:57178 "EHLO void.printf.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754885Ab1ATE0O (ORCPT ); Wed, 19 Jan 2011 23:26:14 -0500 Date: Thu, 20 Jan 2011 04:26:13 +0000 From: Chris Ball To: Daniel J Blueman Cc: linux-mmc@vger.kernel.org, Linux Kernel Subject: Re: [2.6.37/38] SDHCI spurious interrupt... Message-ID: <20110120042613.GA5480@void.printf.net> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Daniel, On Thu, Jan 20, 2011 at 11:21:14AM +0700, Daniel J Blueman wrote: > With 2.6.37 (and by extension 2.6.38-rc1, as the code hasn't changed), > I occasionally see an 'IRQ 16: nobody cared' message a second before > shutting down (previously reported [1]); the culprit is the SDHCI > driver for my Ricoh controller. > > I modified the interrupt handler to be unregistered later with a > delay, and to dump out the interrupt mask read, but didn't catch it > yet. Are you able to bisect? Thanks, -- Chris Ball One Laptop Per Child