On Sat, May 29, 2004 at 02:51:48PM -0400, Alan Stern wrote:
> On Sat, 29 May 2004, Jens Axboe wrote:
>
> > > > Both 2.6.7-rc1 and BK current spit out a bunch of:
> > > >
> > > > drivers/usb/class/usblp.c: usblp1: nonzero read/write bulk status received: -2
> > > > drivers/usb/class/usblp.c: usblp1: error -2 reading from printer
> > > > drivers/usb/class/usblp.c: usblp1: error -115 reading from printer
> > > > drivers/usb/class/usblp.c: usblp1: error -115 reading from printer
> > > > ...
> > > >
> > > > (about ~80 of that last line) but work for me.
>
> > Sorry wasn't quite clear - the above messages are with 2.6.7-rc1 and
> > current bk with your patch backed out. Current bk with the patch reports
> > only the timeouts I originally listed.
>
> Okay, I feel better.
>
> It looks like those errors you see are caused by a bug in the usblp
> driver. The patch below ought to help. Vojtech, should this be merged?
It looks obvious. So yes. Does it help?
> Alan Stern
>
>
> --- usb-2.6/drivers/usb/class/usblp.c Fri May 28 17:09:17 2004
> +++ usb-2.6/drivers/usb/class/usblp.c Sat May 29 14:25:51 2004
> @@ -761,6 +761,7 @@
> usblp->minor, usblp->readurb->status);
> usblp->readurb->dev = usblp->dev;
> usblp->readcount = 0;
> + usblp->rcomplete = 0;
> if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0)
> dbg("error submitting urb");
> count = -EIO;
>
>
--
Vojtech Pavlik
SuSE Labs, SuSE CR
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