From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261880AbUBWIaf (ORCPT ); Mon, 23 Feb 2004 03:30:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261882AbUBWIae (ORCPT ); Mon, 23 Feb 2004 03:30:34 -0500 Received: from [212.28.208.94] ([212.28.208.94]:24075 "HELO dewire.com") by vger.kernel.org with SMTP id S261880AbUBWIad (ORCPT ); Mon, 23 Feb 2004 03:30:33 -0500 From: Robin Rosenberg To: marogge@onlinehome.de Subject: Re: Badness in pci_find_subsys Date: Mon, 23 Feb 2004 09:30:31 +0100 User-Agent: KMail/1.6.1 Cc: vishwas.manral@lycos.com, "Prakash K. Cheemplavam" , "Linux kernel" References: <200402230639.00737.robin.rosenberg.lists@dewire.com> <200402230830.45003.marogge@onlinehome.de> In-Reply-To: <200402230830.45003.marogge@onlinehome.de> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200402230930.31706.robin.rosenberg.lists@dewire.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Monday 23 February 2004 08.30, Martin wrote: > Reading the documentation (ie. source code) it appears the problem is > triggered by the line > > WARN_ON(in_interrupt()); > > Looks like the driver calls pci_find_subsys() from inside an interrupt on > occasions which apparently it shouldn't. The problem seems to be on > nvidia's side, not kernel development. I have emailed nvidia about it some > time ago, so far no reaction... Tracing the stack, I see: pci_find_subsys is deprecated which is called from pci_find_device which is deprecated which is called from pci_find_slot, which is NOT deprecated. -- robin