From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartlomiej Zolnierkiewicz Subject: Re: 2.6.23-rc2 regression: check_irq_resend() warning from cmd64x Date: Mon, 6 Aug 2007 11:15:43 +0200 Message-ID: <200708061115.43704.bzolnier@gmail.com> References: <200708052128.l75LSlN6009111@harpo.it.uu.se> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: Received: from mu-out-0910.google.com ([209.85.134.191]:8398 "EHLO mu-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760221AbXHFJRd (ORCPT ); Mon, 6 Aug 2007 05:17:33 -0400 Received: by mu-out-0910.google.com with SMTP id i10so1993076mue for ; Mon, 06 Aug 2007 02:17:33 -0700 (PDT) In-Reply-To: <200708052128.l75LSlN6009111@harpo.it.uu.se> Content-Disposition: inline Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Mikael Pettersson Cc: linux-ide@vger.kernel.org, Thomas Gleixner , Ingo Molnar , Linus Torvalds commit 0fc4969b866671dfe39b1a9119d0fdc7ea0f63e5 Linus, please revert it. On Sunday 05 August 2007, Mikael Pettersson wrote: > This is on a sparc64 ultra5 with a rev 3 CMD646. Starting with kernel > 2.6.23-rc2, each boot triggers a WARNING from kernel/irq/resend.c: > > Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 > ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx > CMD646: IDE controller at PCI slot 0000:01:03.0 > CMD646: chipset revision 3 > CMD646: MultiWord DMA force limited > CMD646: 100% native mode on irq 14 > ide0: BM-DMA at 0x1fe02c00020-0x1fe02c00027, BIOS settings: hda:pio, hdb:pio > ide1: BM-DMA at 0x1fe02c00028-0x1fe02c0002f, BIOS settings: hdc:pio, hdd:pio > Probing IDE interface ide0... > hda: ST320420A, ATA DISK drive > hda: selected mode 0x22 > ide0 at 0x1fe02c00000-0x1fe02c00007,0x1fe02c0000a on irq 14 > Probing IDE interface ide1... > hdc: CRD-8483B, ATAPI CD/DVD-ROM drive > WARNING: at kernel/irq/resend.c:70 check_irq_resend() > Call Trace: > [0000000000475a84] enable_irq+0x9c/0xc8 > [0000000000560438] probe_hwif+0x7bc/0x934 > [0000000000560dbc] probe_hwif_init_with_fixup+0x10/0xc4 > [0000000000563454] ide_setup_pci_device+0x94/0x9c > [00000000005581f4] cmd64x_init_one+0x40/0x4c > [0000000000680670] ide_scan_pcidev+0x48/0x84 > [00000000006806e0] ide_scan_pcibus+0x34/0x100 > [000000000068061c] ide_init+0x60/0x6c > [0000000000670200] kernel_init+0xf0/0x270 > [0000000000427344] kernel_thread+0x38/0x48 > [00000000005c5fd8] rest_init+0x18/0x5c > hdc: selected mode 0x22 > ide1 at 0x1fe02c00010-0x1fe02c00017,0x1fe02c0001a on irq 14 (shared with ide0) > hda: max request size: 128KiB > hda: 39851760 sectors (20404 MB) w/2048KiB Cache, CHS=39535/16/63, (U)DMA > hda: cache flushes not supported > hda: hda1 hda2 hda3 hda4 hda5