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From: Greg KH <greg-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
To: Denis Joseph Barrow <D.Barow-x9gZzRpC1QbQT0dZR+AlfA@public.gmane.org>
Cc: Linux USB kernel mailing list
	<linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Linux netdev Mailing list
	<netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: small design problem with hso driver
Date: Wed, 8 Oct 2008 10:45:56 -0700	[thread overview]
Message-ID: <20081008174556.GA15387@kroah.com> (raw)
In-Reply-To: <48ECBB26.7080402-x9gZzRpC1QbQT0dZR+AlfA@public.gmane.org>

On Wed, Oct 08, 2008 at 03:52:38PM +0200, Denis Joseph Barrow wrote:
> Hi,
> I'm getting a fairly consistently reproducable problem
> with the 3g modem hso driver. The most reproducable
> bug I have.
> 
> It happens when I plug out the usb modem & ctrl-c
> out of an ioctl call with the modem connected in paralell over ppp
> with wvdial 
> 
> Basically whats happening is the hso_serial_close
> is being called more times than the hso_serial_open &
> I don't know why.

Care to put a trace or printk() to determine who is doing each open and
close?

thanks,

greg k-h
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  parent reply	other threads:[~2008-10-08 17:45 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-10-08 13:52 small design problem with hso driver Denis Joseph Barrow
     [not found] ` <48ECBB26.7080402-x9gZzRpC1QbQT0dZR+AlfA@public.gmane.org>
2008-10-08 17:45   ` Greg KH [this message]
     [not found]     ` <20081008174556.GA15387-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2008-10-09  9:01       ` Denis Joseph Barrow
     [not found]         ` <48EDC887.8010403-x9gZzRpC1QbQT0dZR+AlfA@public.gmane.org>
2008-10-09  9:32           ` Alan Cox
     [not found]             ` <20081009103259.066cc94a-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2008-10-09  9:56               ` Denis Joseph Barrow
     [not found]                 ` <48EDD556.1070508-x9gZzRpC1QbQT0dZR+AlfA@public.gmane.org>
2008-10-09 10:11                   ` Alan Cox

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