linux-kernel - Re: [PATCH] ircomm: release tty before sleeping potentially indefintely

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Message-Id: <20130303.213601.1201168888595187293.davem@davemloft.net>
Date:	Sun, 03 Mar 2013 21:36:01 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	peter@...leysoftware.com
Cc:	sasha.levin@...cle.com, samuel@...tiz.org,
	gregkh@...uxfoundation.org, jslaby@...e.cz, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ircomm: release tty before sleeping potentially
 indefintely

From: Peter Hurley <peter@...leysoftware.com>
Date: Sun, 03 Mar 2013 20:06:18 -0500

> But regardless, this function __cannot__ sleep holding the tty_lock().

So drop it across the schedule(), but recheck the termios after
regrabbing it.
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