Re: [PATCH] USB: serial: Fix read regression in 2.6.31

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Am Donnerstag, 1. Oktober 2009 16:34:36 schrieb Alan Cox:
> > > 	What about calls arriving while the shutdown is in progress?
> > > 	Some drivers might be able to handle them and other drivers
> > > 	might not.
> >
> > Do they need to handle them?
>
> Up to a point yes. Simply because the tty layer close helpers call back
> into the driver in order to
>
> - flush any pending data
> - handle any line discipline shutdown
> - fix up the carrier state

OK, I see. Can we get away at least with ignoring throttle/unthrottle
if a shutdown has already begun?

[..]
> Anyway tty has no maintainer so if you want to move it to tty, you get to
> maintain the tty layer and fix all the other drivers to work with your
> interface changes.

So we are on our own.

	Regards
		Oliver

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