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SubjectRe: [linux-usb-devel] Re: 2.5.5-pre1 rmmod usb-uhci hangs
On Sun, Feb 24, 2002, Dan Hopper <> wrote:
> Greg KH <> remarked:
> > On Sun, Feb 24, 2002 at 12:39:15AM -0600, Dan Hopper wrote:
> > >
> > > The reason I'd like to switch back to usb-uhci instead of uhci is
> > > twfold: Vmware seems to want to only use usb-uhci and not uhci
> > > (dummies!). And uhci seems to be unable to get the scanner going
> > > such that it doesn't "stutter" all the way down the page. usb-uhci
> > > seems to be able to keep up so that it just sweeps on down the page.
> >
> > I noticed that Vmware does that, and was wondering why.
> >
> > If you get a chance, can you try the uhci patches that were posted on
> > linux-usb-devel last week, or all of them rolled up at:
> >
> > and let me know if that solves your problem with uhci or not?
> Well, that was interesting. I upgraded to rc2 and applied that
> patch. uhci still behaved the same (can't keep up with scanner).
> But usb-uhci now doesn't lock up the system on a shutdown. And it
> was the patch that did it, not rc2, because I tried a pristine rc2
> build, too, and it still locks up. I note that there's nothing in
> the patch that directly touches usb-uhci, so it must be a side
> affect of some other fix.

Hmm, that is interesting. I wonder what is going on with it. Are you
using the scanner kernel driver?


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