Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753864AbYJ1RFg (ORCPT ); Tue, 28 Oct 2008 13:05:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752434AbYJ1RF0 (ORCPT ); Tue, 28 Oct 2008 13:05:26 -0400 Received: from os.eurotux.com ([216.75.63.6]:50969 "EHLO os.eurotux.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751521AbYJ1RFY convert rfc822-to-8bit (ORCPT ); Tue, 28 Oct 2008 13:05:24 -0400 Date: Tue, 28 Oct 2008 16:37:22 +0000 From: Luciano Rocha To: Alan Stern Cc: James Bottomley , "Rafael J. Wysocki" , Linux-Kernel , USB list , SCSI development list Subject: Re: usb hdd problems with 2.6.27.2 Message-ID: <20081028163722.GA4374@bit.office.eurotux.com> Mail-Followup-To: Luciano Rocha , Alan Stern , James Bottomley , "Rafael J. Wysocki" , Linux-Kernel , USB list , SCSI development list References: <20081027165306.GA3875@bit.office.eurotux.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8BIT In-Reply-To: User-Agent: Mutt/1.5.14 (2007-03-31) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9610 Lines: 173 On Mon, Oct 27, 2008 at 04:10:02PM -0400, Alan Stern wrote: > On Mon, 27 Oct 2008, Luciano Rocha wrote: > > > > The patches are here: > > > > > > http://marc.info/?l=linux-scsi&m=122443015406309&w=2 > > > > > > They are based on 2.6.27, not 2.6.28-rc. > > > > I've tested them (on 2.6.27.4), but I still get the bug. That email mentions: > > "Neither patch addresses the infinite-retry problem; I wanted > > to keep the issues separate." > > > > So am I missing some other patch? > > > > 2.6.28-rc2 is also buggy. > > Okay, I tried the same sort of experiment in 2.6.27.4 and got the same > result as you did. I was able to fix it by applying the 8bfa24727 > commit mentioned earlier together with the patch below. I tried it, but I get some I/O errors with it. With 8bfa24727 and this patch, I get: [ 94.289819] usb 1-2.1.1: new high speed USB device using ehci_hcd and address 8 [ 94.493891] usb 1-2.1.1: configuration #1 chosen from 1 choice [ 94.537884] usbcore: registered new interface driver libusual [ 94.611888] Initializing USB Mass Storage driver... [ 94.612704] scsi2 : SCSI emulation for USB Mass Storage devices [ 94.619835] usbcore: registered new interface driver usb-storage [ 94.619891] USB Mass Storage support registered. [ 94.622190] usb-storage: device found at 8 [ 94.622232] usb-storage: waiting for device to settle before scanning [ 99.622933] scsi 2:0:0:0: Direct-Access SAMSUNG HD400LD WQ10 PQ: 0 ANSI: 0 [ 99.627569] usb-storage: device scan complete [ 99.657746] Driver 'sd' needs updating - please use bus_type methods [ 99.661428] sd 2:0:0:0: [sda] 781422769 512-byte hardware sectors (400088 MB) [ 99.662551] sd 2:0:0:0: [sda] Write Protect is off [ 99.662662] sd 2:0:0:0: [sda] Mode Sense: 03 00 00 00 [ 99.662702] sd 2:0:0:0: [sda] Assuming drive cache: write through [ 99.666582] sd 2:0:0:0: [sda] 781422769 512-byte hardware sectors (400088 MB) [ 99.672877] sd 2:0:0:0: [sda] Write Protect is off [ 99.672884] sd 2:0:0:0: [sda] Mode Sense: 03 00 00 00 [ 99.672886] sd 2:0:0:0: [sda] Assuming drive cache: write through [ 99.672890] sda: sda1 [ 99.683592] sd 2:0:0:0: [sda] Attached SCSI disk [ 99.704160] sd 2:0:0:0: Attached scsi generic sg0 type 0 [ 99.808029] sd 2:0:0:0: [sda] Sense Key : No Sense [current] [ 99.808040] sd 2:0:0:0: [sda] Add. Sense: No additional sense information [ 99.808051] end_request: I/O error, dev sda, sector 781422768 [ 99.808056] Buffer I/O error on device sda, logical block 781422768 [ 99.837771] sd 2:0:0:0: [sda] Sense Key : No Sense [current] [ 99.837780] sd 2:0:0:0: [sda] Add. Sense: No additional sense information [ 99.837790] end_request: I/O error, dev sda, sector 781422768 [ 99.837794] Buffer I/O error on device sda, logical block 781422768 [ 99.838775] end_request: I/O error, dev sda, sector 781422761 [ 99.838781] Buffer I/O error on device sda, logical block 781422761 [ 99.838784] Buffer I/O error on device sda, logical block 781422762 [ 99.838786] Buffer I/O error on device sda, logical block 781422763 [ 99.838789] Buffer I/O error on device sda, logical block 781422764 [ 99.838791] Buffer I/O error on device sda, logical block 781422765 [ 99.838793] Buffer I/O error on device sda, logical block 781422766 [ 99.838796] Buffer I/O error on device sda, logical block 781422767 [ 99.839525] end_request: I/O error, dev sda, sector 781422762 [ 99.839530] Buffer I/O error on device sda, logical block 781422762 [ 99.847527] sd 2:0:0:0: [sda] Sense Key : No Sense [current] [ 99.847539] sd 2:0:0:0: [sda] Add. Sense: No additional sense information [ 99.847554] end_request: I/O error, dev sda, sector 781422768 [ 99.864923] sd 2:0:0:0: [sda] Sense Key : No Sense [current] [ 99.864942] sd 2:0:0:0: [sda] Add. Sense: No additional sense information [ 99.864967] end_request: I/O error, dev sda, sector 781422768 [ 99.883038] sd 2:0:0:0: [sda] Sense Key : No Sense [current] [ 99.883047] sd 2:0:0:0: [sda] Add. Sense: No additional sense information [ 99.883058] end_request: I/O error, dev sda, sector 781422768 [ 99.884239] end_request: I/O error, dev sda, sector 781422763 [ 99.901645] sd 2:0:0:0: [sda] Sense Key : No Sense [current] [ 99.901655] sd 2:0:0:0: [sda] Add. Sense: No additional sense information [ 99.901665] end_request: I/O error, dev sda, sector 781422768 [ 99.925027] sd 2:0:0:0: [sda] Sense Key : No Sense [current] [ 99.925036] sd 2:0:0:0: [sda] Add. Sense: No additional sense information [ 99.925046] end_request: I/O error, dev sda, sector 781422768 [ 119.957384] kjournald starting. Commit interval 5 seconds [ 119.962246] EXT3 FS on dm-5, internal journal [ 119.962267] EXT3-fs: mounted filesystem with ordered data mode. Oddly enough, with the other patch you sent me fixing the reported number of sectors (*), on top of this one, I also get I/O errors: [ 127.047323] usb 1-2.1.1: new high speed USB device using ehci_hcd and address 13 [ 127.240694] usb 1-2.1.1: configuration #1 chosen from 1 choice [ 127.241178] scsi3 : SCSI emulation for USB Mass Storage devices [ 127.241752] usb-storage: device found at 13 [ 127.241924] usb-storage: waiting for device to settle before scanning [ 132.242710] scsi 3:0:0:0: Direct-Access SAMSUNG HD400LD WQ10 PQ: 0 ANSI: 0 [ 132.244195] sd 3:0:0:0: [sda] 781422768 512-byte hardware sectors (400088 MB) [ 132.245070] sd 3:0:0:0: [sda] Write Protect is off [ 132.245162] sd 3:0:0:0: [sda] Mode Sense: 03 00 00 00 [ 132.245190] sd 3:0:0:0: [sda] Assuming drive cache: write through [ 132.245929] sd 3:0:0:0: [sda] 781422768 512-byte hardware sectors (400088 MB) [ 132.246686] sd 3:0:0:0: [sda] Write Protect is off [ 132.246691] sd 3:0:0:0: [sda] Mode Sense: 03 00 00 00 [ 132.246693] sd 3:0:0:0: [sda] Assuming drive cache: write through [ 132.246696] sda: sda1 [ 132.272924] sd 3:0:0:0: [sda] Attached SCSI disk [ 132.273058] sd 3:0:0:0: Attached scsi generic sg0 type 0 [ 132.273297] usb-storage: device scan complete [ 132.325802] end_request: I/O error, dev sda, sector 781422761 [ 132.325815] __ratelimit: 6 callbacks suppressed [ 132.325818] Buffer I/O error on device sda, logical block 97677845 [ 132.327676] end_request: I/O error, dev sda, sector 781422761 [ 132.327689] Buffer I/O error on device sda, logical block 97677845 [ 132.328302] end_request: I/O error, dev sda, sector 781422761 [ 132.328314] Buffer I/O error on device sda, logical block 97677845 [ 132.328926] end_request: I/O error, dev sda, sector 781422761 [ 132.328938] Buffer I/O error on device sda, logical block 97677845 [ 132.329551] end_request: I/O error, dev sda, sector 781422761 [ 132.329557] Buffer I/O error on device sda, logical block 97677845 [ 132.330176] end_request: I/O error, dev sda, sector 781422761 [ 132.330188] Buffer I/O error on device sda, logical block 97677845 [ 132.330800] end_request: I/O error, dev sda, sector 781422761 [ 132.330807] Buffer I/O error on device sda, logical block 97677845 [ 132.345053] end_request: I/O error, dev sda, sector 781422761 [ 132.345065] Buffer I/O error on device sda, logical block 97677845 [ 132.345926] end_request: I/O error, dev sda, sector 781422761 [ 132.345938] Buffer I/O error on device sda, logical block 97677845 [ 136.743629] kjournald starting. Commit interval 5 seconds [ 136.744951] EXT3 FS on dm-5, internal journal [ 136.745039] EXT3-fs: mounted filesystem with ordered data mode. Without this patch, but still with the (*) one, everything seems fine: [ 90.680299] usb 1-2.1.1: new high speed USB device using ehci_hcd and address 8 [ 90.873674] usb 1-2.1.1: configuration #1 chosen from 1 choice [ 91.493054] usbcore: registered new interface driver libusual [ 91.582207] Initializing USB Mass Storage driver... [ 91.582696] scsi2 : SCSI emulation for USB Mass Storage devices [ 91.584473] usbcore: registered new interface driver usb-storage [ 91.584582] USB Mass Storage support registered. [ 91.585032] usb-storage: device found at 8 [ 91.585039] usb-storage: waiting for device to settle before scanning [ 96.584772] scsi 2:0:0:0: Direct-Access SAMSUNG HD400LD WQ10 PQ: 0 ANSI: 0 [ 96.585058] usb-storage: device scan complete [ 96.623106] Driver 'sd' needs updating - please use bus_type methods [ 96.624120] sd 2:0:0:0: [sda] 781422768 512-byte hardware sectors (400088 MB) [ 96.624869] sd 2:0:0:0: [sda] Write Protect is off [ 96.624876] sd 2:0:0:0: [sda] Mode Sense: 03 00 00 00 [ 96.624880] sd 2:0:0:0: [sda] Assuming drive cache: write through [ 96.625615] sd 2:0:0:0: [sda] 781422768 512-byte hardware sectors (400088 MB) [ 96.626365] sd 2:0:0:0: [sda] Write Protect is off [ 96.626371] sd 2:0:0:0: [sda] Mode Sense: 03 00 00 00 [ 96.626375] sd 2:0:0:0: [sda] Assuming drive cache: write through [ 96.626379] sda: sda1 [ 96.638218] sd 2:0:0:0: [sda] Attached SCSI disk [ 96.662312] sd 2:0:0:0: Attached scsi generic sg0 type 0 [ 107.078870] kjournald starting. Commit interval 5 seconds [ 107.080071] EXT3 FS on dm-5, internal journal [ 107.080082] EXT3-fs: mounted filesystem with ordered data mode. Do you wish me to test anything else? Regards, Luciano Rocha -- Luciano Rocha Eurotux Inform?tica, S.A. -- 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/