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From: Greg KH <greg@kroah.com>
To: Philippe Troin <phil@fifi.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Oops in vanilla 2.4.22 serial-usb driver
Date: Thu, 25 Sep 2003 15:44:47 -0700	[thread overview]
Message-ID: <20030925224447.GB30186@kroah.com> (raw)
In-Reply-To: <87ad8sh54y.fsf@ceramic.fifi.org>

On Thu, Sep 25, 2003 at 03:31:25PM -0700, Philippe Troin wrote:
> Greg KH <greg@kroah.com> writes:
> 
> > On Thu, Sep 25, 2003 at 01:27:57PM -0700, Philippe Troin wrote:
> > > > > BTW, is there any way to restart khubd without rebooting?
> > > > 
> > > > Nope, sorry.
> > > 
> > > Are there any technical reasons behind that, or that just that it is
> > > not implemented?
> > 
> > It's a bit hard to restart a kernel thread that is oopsed :)
> 
> Yes, but still, with a completely modular USB subsystem, removing all
> the modules and reinsrting them (when possible) restarts khubd... So
> if it is possible with modules, it ought to be possible with
> monolithic USB...

Usually when khubd oopses like this, a usb module is stuck with a
incremented reference count which prevents the usbcore from being able
to be unloaded.

But hey, patches are always accepted :)

thanks,

greg k-h

  reply	other threads:[~2003-09-25 23:01 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-09-25  4:17 Oops in vanilla 2.4.22 serial-usb driver Philippe Troin
2003-09-25 18:50 ` Greg KH
2003-09-25 20:27   ` Philippe Troin
2003-09-25 21:01     ` Greg KH
2003-09-25 22:31       ` Philippe Troin
2003-09-25 22:44         ` Greg KH [this message]
2003-09-26 18:20   ` Philippe Troin

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