Re: Problems with CF bluetooth

[Russell King]

On Thu, Sep 29, 2005 at 11:52:34PM +0200, Pavel Machek wrote:
> Hi!
> 
> > > > > > > I believe it would happen with any other CF card, too. Can you
> > > > > > > hciattach it, unplug, hciattach again?
> > > > > > 
> > > > > > actually I don't have any of them with me and I don't saw a problem with
> > > > > > my Casira of a serial port.
> > > > > 
> > > > > Following patch seems to work around it. And yes, printk() triggers
> > > > > twice after 
> > > > 
> > > > What's the problem this patch is trying to address?
> > > 
> > > I get oops after starting my bluetooth subsystem for second
> > > time. billionton_start, unplug CF, billionton_start will oops the
> > > system. That patch prevents it.
> > 
> > More details please.  I don't have the ability to run bluetooth myself.
> 
> Unfortunately I do not know much about bluetooth. The card is
> basically CF serial with bluetooth chip attached to that. billionton
> start does setserial, then attaches bluetooth subsystem to that chip,
> and enables bluetooth.

How about showing the oops?  The patch is definitely wrong btw - there's
no way state->info should be NULL here.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 Serial core
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