linux-kernel - Re: [PATCH] n_hdlc fix read and write locking

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Message-ID: <4CC6104B.7040204@microgate.com>
Date:	Mon, 25 Oct 2010 18:18:35 -0500
From:	Paul Fulghum <paulkf@...rogate.com>
To:	Arnd Bergmann <arnd@...db.de>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] n_hdlc fix read and write locking

On 10/25/2010 3:31 PM, Arnd Bergmann wrote:

> Would it be possible to express the same using
> wait_event_interruptible()?

Yes if I embed an assignment in the event expression:

rc = wait_event_interruptible(&wait, (buf = get_buf()));
if (!rc)
	process_buf(buf);

Is that considered acceptable?

-- 
Paul Fulghum
MicroGate Systems, Ltd.
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