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

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Date:	Tue, 15 Jan 2013 19:03:30 +0100
From:	Oleg Nesterov <oleg@...hat.com>
To:	Ivo Sieben <meltedpianoman@...il.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
	Andi Kleen <andi@...stfloor.org>,
	Preeti U Murthy <preeti@...ux.vnet.ibm.com>,
	Jiri Slaby <jslaby@...e.cz>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	linux-serial@...r.kernel.org, Alan Cox <alan@...ux.intel.com>,
	Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] tty: Only wakeup the line discipline idle queue when
	queue is active

On 01/15, Ivo Sieben wrote:
>
> It solves an issue for me, and I really would like this patch to be approved.

Agreed.

And even if we want a helper to hide the waitqueue_active(), we can add it
later and convert more users, not just put_ldisc().

Oleg.

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