On Tue, 23 Aug 2005, craig qu wrote:

> > > len=0xd actual length=0x0 status=0xffffff7d
> > 
> > I don't know what those messages are supposed to
> > mean.  Are those status
> > values the error codes from your HCD?  What does
> > 0xffffff7d = -131 =
> > -EUNRECOVERABLE mean?
> 
> Those messages were printed out in function
> usb_stor_bulk_msg by myself. status is function return
> value: us->current_urb->status. status=0xfffff7d
> happens only after command_abort() is called.  

Why is status set to -131 instead of -ECONNRESET?

> sent the mail in a hurry, forgot to attach the log,
> sorry.

The log shows everything worked okay (if you ignore the problem of the 
illegal status codes) until the computer tried to do a 127 KB write.  Some 
devices don't like to transfer more than 120 KB at a time, maybe that's 
the problem you're seeing here.

Alan Stern



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