linux-kernel - Re: [PATCH] tty: Only wakeup the line discipline idle queue when queue is active

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Date:	Wed, 2 Jan 2013 11:43:11 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	Ivo Sieben <meltedpianoman@...il.com>,
	linux-serial@...r.kernel.org, Alan Cox <alan@...ux.intel.com>,
	Greg KH <gregkh@...uxfoundation.org>,
	Oleg Nesterov <oleg@...hat.com>, linux-kernel@...r.kernel.org,
	Andi Kleen <andi@...stfloor.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>
Subject: Re: [PATCH] tty: Only wakeup the line discipline idle queue when
 queue is active


> Looks good, but I would prefer the layer to provide us with
> wake_up_if_active...

Seconded - this is a problem for the wake up logic in the RT tree. Why
would we ever do anything else ?
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