On Tue, Jan 29 2008, Boaz Harrosh wrote:
quoted text
> 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.

-- 
Jens Axboe

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