Re: [Xen-devel] pciback for usb-controller and usb-storage on x86_64ends in Oops

[Patrick Scharrenberg <pittipatti@xxxxxx>]

Ian Pratt schrieb:
> Does this crash only happen when you have a USB memory stick plugged in,
> or is it just on initialisation? 
>   
I first loaded all necessary modules without problems and after plugging
the memory stick in the error occurs.

Other usb-devices like bluetooth or a printer work.
> Would be good to add some tracing to the scsi_calculate_bounce_limit
> function
>   
It seems that PCI_DMA_BUS_IS_PHYS doesn't get initialized.
The crash takes place when executing my printk of PCI_DMA_BUS_IS_PHYS in
drivers/scsi/scsi_lib.c

Patrick

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