From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757315Ab1DMDmD (ORCPT ); Tue, 12 Apr 2011 23:42:03 -0400 Received: from cantor2.suse.de ([195.135.220.15]:43296 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756932Ab1DMDmB (ORCPT ); Tue, 12 Apr 2011 23:42:01 -0400 Date: Tue, 12 Apr 2011 20:40:43 -0700 From: Greg KH To: KY Srinivasan Cc: "linux-kernel@vger.kernel.org" , "devel@linuxdriverproject.org" , "virtualization@lists.osdl.org" Subject: Re: irq allocation for pci drivers Message-ID: <20110413034043.GA813@suse.de> References: <6E21E5352C11B742B20C142EB499E0481CB17E@TK5EX14MBXC126.redmond.corp.microsoft.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <6E21E5352C11B742B20C142EB499E0481CB17E@TK5EX14MBXC126.redmond.corp.microsoft.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 Tue, Apr 12, 2011 at 11:57:22PM +0000, KY Srinivasan wrote: > Greg, > > > > Has something changed in the PCI code in the Linux-next tree – 2.6.39-rc1-12 > with > > regards to irq allocation? Earlier (a few weeks ago), the vmbus driver would > get the irq allocated as part > > of it being now a pci driver. Currently, however the system is setting pdev-> > irq to > > 0 and needless to say, request_irq() is failing. {sigh} Please fix your email client... Anyway, I have no idea, please use 'git bisect' to track down the problem commit that causes this. thanks, greg k-h