Re: Race condition in TTY ldisc layer in 2.6.33

From: Greg KH
Date: Thu Mar 11 2010 - 09:00:22 EST


On Thu, Mar 11, 2010 at 02:32:22PM +0100, Micha? Miros?aw wrote:
> Looks like there's some race contition in switching ldiscs on USB serial
> ports. The following warnings trigger sometimes after killing and restarting
> process that changes ldisc and waits forever. In case you want to look at
> the code, there it is: http://rere.qmqm.pl/~mirq/sermmc/

If you apply git commit 638b9648ab51c9c549ff5735d3de519ef6199df3 to the
2.6.33 kernel, does it solve the issue for you?

thanks,

greg k-h
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