On Tue, Jan 29 2008 at 16:11 +0200, Jens Axboe <jens.axboe@xxxxxxxxxx> wrote: > On Tue, Jan 29 2008, Boaz Harrosh wrote: >> On Tue, Jan 29 2008 at 15:54 +0200, Jens Axboe <jens.axboe@xxxxxxxxxx> wrote: >>> On Tue, Jan 29 2008, Boaz Harrosh wrote: >>>> Greg KH wrote: >>>>> On Mon, Jan 28, 2008 at 09:49:35PM +0100, Jens Axboe wrote: >>>>>> Hi, >>>>>> >>>>>> Running latest -git (head 91525300baf162e83e923b09ca286f9205e21522) and >>>>>> connecting my cf usb storage device yields and endless stream of: >>>>>> >>>>>> Initializing USB Mass Storage driver... >>>>>> scsi6 : SCSI emulation for USB Mass Storage devices >>>>>> usb-storage: device found at 2 >>>>>> usb-storage: waiting for device to settle before scanning >>>>>> usbcore: registered new interface driver usb-storage >>>>>> USB Mass Storage support registered. >>>>>> scsi 6:0:0:0: Direct-Access Generic STORAGE DEVICE 0125 PQ: 0 >>>>>> ANSI: 0 >>>>>> sd 6:0:0:0: [sdb] 4001760 512-byte hardware sectors (2049 MB) >>>>>> sd 6:0:0:0: [sdb] Write Protect is off >>>>>> sd 6:0:0:0: [sdb] Mode Sense: 02 00 00 00 >>>>>> sd 6:0:0:0: [sdb] Assuming drive cache: write through >>>>>> sd 6:0:0:0: [sdb] 4001760 512-byte hardware sectors (2049 MB) >>>>>> sd 6:0:0:0: [sdb] Write Protect is off >>>>>> sd 6:0:0:0: [sdb] Mode Sense: 02 00 00 00 >>>>>> sd 6:0:0:0: [sdb] Assuming drive cache: write through >>>>>> sdb: sdb1 >>>>>> sd 6:0:0:0: [sdb] Attached SCSI removable disk >>>>>> sd 6:0:0:0: Attached scsi generic sg1 type 0 >>>>>> scsi 6:0:0:1: Direct-Access Generic STORAGE DEVICE 0125 PQ: 0 >>>>>> ANSI: 0 >>>>>> usb 5-1: reset high speed USB device using ehci_hcd and address 2 >>>>>> usb 5-1: reset high speed USB device using ehci_hcd and address 2 >>>>>> usb 5-1: reset high speed USB device using ehci_hcd and address 2 >>>>>> usb 5-1: reset high speed USB device using ehci_hcd and address 2 >>>>>> usb 5-1: reset high speed USB device using ehci_hcd and address 2 >>>>>> usb 5-1: reset high speed USB device using ehci_hcd and address 2 >>>>>> usb 5-1: reset high speed USB device using ehci_hcd and address 2 >>>>>> [...] >>>>>> >>>>>> until I disconnect it. The device doesn't work. Worked fine in 2.6.24. >>>>>> I'm attaching boot messages and my .config. >>>>> That's a bit wierd, as we haven't added any USB patches to the -git tree >>>>> yet after 2.6.24 :) >>>>> >>>>> Could this be caused by some scsi changes perhaps? >>>>> >>>>> thanks, >>>>> >>>>> greg k-h >>>>> - >>>> Yes it is ;) >>>> >>>> Jens could you test the patch below? if it works I'll submit a proper >>>> patch. Please forgive me for the bug. >>> No difference, still just a lot of resets. >>> >> Where you able to figure out which usb storage transport is used? >> >> in drivers/usb/storage/usb.c you have get_protocol() and get_transport() >> functions. I'm not sure if these get stored in sysfs perhaps. This will >> pinpoint better where to look. Let me research a bit. > > Did the quick'n easy and dumped it. Protocol is 'Transparent SCSI' and > transport is 'Bulk' > Sorry for the other noise. Thanks I'll have a look. - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
