Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 28 Aug 2002 14:22:03 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 28 Aug 2002 14:22:03 -0400 Received: from louise.pinerecords.com ([212.71.160.16]:7431 "EHLO louise.pinerecords.com") by vger.kernel.org with ESMTP id ; Wed, 28 Aug 2002 14:22:00 -0400 Date: Wed, 28 Aug 2002 20:26:16 +0200 From: Tomas Szepe To: Andre Hedrick Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Subject: Re: ide-2.4.20-pre4-ac2.patch Message-ID: <20020828182616.GA16018@louise.pinerecords.com> References: <20020828175957.GA15860@louise.pinerecords.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4i X-OS: GNU/Linux 2.4.20-pre1/sparc SMP X-Uptime: 3 days, 10:28 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3776 Lines: 102 > WHOA Tomas, > > That is a major problem, are you using legacy patch or taskfile io? > Ben H reported he was having problems with legacy path on PPC, but the new > taskfile io worked fine. Damn! Andre, I owe you **A BIG** apology -- it turns out the kernel that caused the mess was actually a plain 2.4.20-pre4-ac2 _without_ your patch applied -- dunno how far that is from what you have now. Nevertheless, here's the corresponding 2.4.20-pre4-ac2 IDE config: # # IDE chipset support/bugfixes # # CONFIG_BLK_DEV_CMD640 is not set # CONFIG_BLK_DEV_CMD640_ENHANCED is not set # CONFIG_BLK_DEV_ISAPNP is not set CONFIG_BLK_DEV_IDEPCI=y CONFIG_BLK_DEV_GENERIC=y CONFIG_IDEPCI_SHARE_IRQ=y CONFIG_BLK_DEV_IDEDMA_PCI=y # CONFIG_BLK_DEV_OFFBOARD is not set # CONFIG_BLK_DEV_IDEDMA_FORCED is not set CONFIG_IDEDMA_PCI_AUTO=y # CONFIG_IDEDMA_ONLYDISK is not set CONFIG_BLK_DEV_IDEDMA=y # CONFIG_IDEDMA_PCI_WIP is not set # CONFIG_IDEDMA_NEW_DRIVE_LISTINGS is not set CONFIG_BLK_DEV_ADMA=y # CONFIG_BLK_DEV_AEC62XX is not set # CONFIG_BLK_DEV_ALI15X3 is not set # CONFIG_WDC_ALI15X3 is not set # CONFIG_BLK_DEV_AMD74XX is not set # CONFIG_AMD74XX_OVERRIDE is not set # CONFIG_BLK_DEV_CMD64X is not set # CONFIG_BLK_DEV_CY82C693 is not set # CONFIG_BLK_DEV_CS5530 is not set # CONFIG_BLK_DEV_HPT34X is not set # CONFIG_HPT34X_AUTODMA is not set # CONFIG_BLK_DEV_HPT366 is not set CONFIG_BLK_DEV_PIIX=y # CONFIG_BLK_DEV_NFORCE is not set # CONFIG_BLK_DEV_NS87415 is not set # CONFIG_BLK_DEV_OPTI621 is not set # CONFIG_BLK_DEV_PDC202XX_OLD is not set # CONFIG_PDC202XX_BURST is not set CONFIG_BLK_DEV_PDC202XX_NEW=y # CONFIG_PDC202XX_FORCE is not set # CONFIG_BLK_DEV_RZ1000 is not set # CONFIG_BLK_DEV_SVWKS is not set # CONFIG_BLK_DEV_SIIMAGE is not set # CONFIG_BLK_DEV_SIS5513 is not set # CONFIG_BLK_DEV_SLC90E66 is not set # CONFIG_BLK_DEV_TRM290 is not set # CONFIG_BLK_DEV_VIA82CXXX is not set # CONFIG_IDE_CHIPSETS is not set CONFIG_IDEDMA_AUTO=y # CONFIG_IDEDMA_IVB is not set # CONFIG_DMA_NONPCI is not set CONFIG_BLK_DEV_PDC202XX=y CONFIG_BLK_DEV_IDE_MODES=y # CONFIG_BLK_DEV_ATARAID is not set # CONFIG_BLK_DEV_ATARAID_PDC is not set # CONFIG_BLK_DEV_ATARAID_HPT is not set > On Wed, 28 Aug 2002, Tomas Szepe wrote: > > > > This is out and has been forwarded to AC for review. > > > > Okay, I tested this the hard way -- the root of one of my machines > > got trashed. The controller used was a PDC20268 (Ultra100TX2), the > > disks (with two partitions of equal size on each forming a raid0) > > are IBM and WD. Soon after the kernel came up, it started spitting > > messages like 'DMA disabled' and 'No DRQ after WRITE has been issued', > > after which the machine froze entirely. Rebooting w/ an alternate > > kernel revealed massive fs corruption with the superblock completely > > overwritten. > > > > *** Everybody please treat this patch with extreme care. *** > > > > Reiserfs people, this unfortunate event also made me find out about > > the inability of reiserfsck 3.6.3-pre1 to rebuild the node tree -- > > the program pretends to work just fine but the in-kernel fs code > > barfs when it's to operate on a repaired fs. 3.x.1b was able to > > get the job done for me, though. > > > > T. > > - > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > Please read the FAQ at http://www.tux.org/lkml/ > > > > Andre Hedrick > LAD Storage Consulting Group - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/