On Thu, Oct 31, 2002 at 11:20:25PM -0800, Linus Torvalds wrote:
> 
> On Thu, 31 Oct 2002, Greg KH wrote:
> > 
> > Did 2.5.44 work, but 2.5.45 not work for the printer?
> 
> Nope. That machine ran 2.5.42 (or maybe 41) before that, and failed 
> similarly. I updated it to BK as of an hour ago, and since it still failed 
> I did the report. So it's been going on for at least a few weeks.

Ok, so it wasn't a recent thing, that helps.

I just tried my printer (which looks to be the same as yours) and I
can't print either, but I don't get the same error.

I do remember seeing something like this error when the timer logic was
changing around in the middle of two releases (from your BK tree), but
it went away with my next update so I didn't think much of it.

> Enabling USB debug doesn't show much more. I get
> 
>       Oct 31 22:51:54 tove kernel: drivers/usb/core/hcd.c: (no bus?): hcd_unlink_urb 
>fail -22
>       Oct 31 22:51:54 tove kernel: drivers/usb/host/ohci-dbg.c: UNLINK c17d64bc 
>dev:4,ep=2-I,BULK,flags:0,len:0/8192,stat:-2
>       Oct 31 22:51:54 tove kernel: drivers/usb/core/hcd.c: 00:02.2: wait for 
>giveback urb c17d64bc
>       Oct 31 22:51:54 tove kernel: drivers/usb/core/hcd.c: giveback urb c17d64bc 
>status -2 len 0
>       ..
>       Oct 31 22:58:47 tove kernel: drivers/usb/core/message.c: usb_control/bulk_msg: 
>timeout
>       Oct 31 22:58:47 tove kernel: drivers/usb/host/ohci-dbg.c: UNLINK dc8e2b1c 
>dev:4,ep=0-I,CTRL,flags:0,len:0/1,stat:-2
>       Oct 31 22:58:47 tove kernel: drivers/usb/core/hcd.c: 00:02.2: wait for 
>giveback urb dc8e2b1c
> 
> and clearly the "wait for giveback" never happens. (There are some other 
> messages too, but they seem to be for the storage devices that do work)

I'm going to defer to David here, as he knows the host controller
drivers much better than I.  Any ideas David?

thanks,

greg k-h


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