From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263071AbVFWTC0 (ORCPT ); Thu, 23 Jun 2005 15:02:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262676AbVFWS7i (ORCPT ); Thu, 23 Jun 2005 14:59:38 -0400 Received: from atlrel7.hp.com ([156.153.255.213]:46827 "EHLO atlrel7.hp.com") by vger.kernel.org with ESMTP id S262695AbVFWS6w (ORCPT ); Thu, 23 Jun 2005 14:58:52 -0400 From: Bjorn Helgaas To: Jens Axboe Subject: Re: SMP+irq handling broken in current git? Date: Thu, 23 Jun 2005 12:58:35 -0600 User-Agent: KMail/1.8.1 Cc: Jeff Garzik , linux-kernel@vger.kernel.org References: <20050623135318.GC9768@suse.de> <42BAEA67.7090606@pobox.com> <20050623184234.GE9768@suse.de> In-Reply-To: <20050623184234.GE9768@suse.de> MIME-Version: 1.0 Content-Type: Multipart/Mixed; boundary="Boundary-00=_bZwuCQGhvrgQXqA" Message-Id: <200506231258.35258.bjorn.helgaas@hp.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --Boundary-00=_bZwuCQGhvrgQXqA Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline On Thursday 23 June 2005 12:42 pm, Jens Axboe wrote: > On Thu, Jun 23 2005, Jeff Garzik wrote: > > Jens Axboe wrote: > > >Hi, > > > > > >Something strange is going on with current git as of this morning (head > > >ee98689be1b054897ff17655008c3048fe88be94). On an old test box (dual p3 > > >800MHz), using the same old config I always do on this box has very > > >broken interrupt handling: > > > > Does 2.6.12 work for you? > > 2.6.11? > > 2.6.11 works, 2.6.12 does not. Do you have any VIA devices? If so, you might try the attached. (Just for debugging; if the patch helps, I have no idea how to do it correctly.) --Boundary-00=_bZwuCQGhvrgQXqA Content-Type: text/x-diff; charset="iso-8859-1"; name="via-irq" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="via-irq" Index: work/drivers/pci/quirks.c =================================================================== --- work.orig/drivers/pci/quirks.c 2005-06-21 13:43:29.000000000 -0600 +++ work/drivers/pci/quirks.c 2005-06-23 10:40:55.000000000 -0600 @@ -510,7 +510,7 @@ pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq); } } -DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_ANY_ID, quirk_via_irq); +DECLARE_PCI_FIXUP_ENABLE(PCI_ANY_ID, PCI_ANY_ID, quirk_via_irq); /* * PIIX3 USB: We have to disable USB interrupts that are --Boundary-00=_bZwuCQGhvrgQXqA--