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SubjectRe: PROBLEM: USB keyboards works only 4 per PC host port
On Tue, Aug 19, 2008 at 05:23:07PM +0200, Jiri Kosina wrote:
> On Tue, 19 Aug 2008, Randy Dunlap wrote:
>
> > > 2.6.22-1-mepis-smp
> > > Quite stable. Have oops sometime inside evdev. Support up to 16
> > > USB keyboards, where 4 hubs are plugged into PC and 4 keyboards on
> > > each hub. Any hub cascade support only 4 keyboards, where 5th or more
> > > is registered but don't send input events. Oops inside evdev , when
> > > USB keyboard unplugged. No slow down even all USB keyboards does
> > > not work properly. My be this one support more than 16 keyboards, but
> > > i don't have PC USB ports enough.
> > Has the evdev oops been reported and/or fixed? I think that we would
> > prefer to fix that soonish.
>
> We haven't seen the respective oops yet, or have I missed it?
>
> I'd bet it is fixed in newer kernels by patches that introduce proper
> locking into evdev code.
>

If evdev (or any other part of the input sybsystem) still oopses in
2.6.26 and 2.6.27 I would like to see that oops very much.

--
Dmitry


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