linux-kernel - Re: [PATCH v2 2/3] mutex: add support for reservation style locks, v2

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Message-ID: <20130409221830.GA20739@home.goodmis.org>
Date:	Tue, 9 Apr 2013 18:18:30 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Maarten Lankhorst <maarten.lankhorst@...onical.com>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	daniel.vetter@...ll.ch, x86@...nel.org,
	dri-devel@...ts.freedesktop.org, linaro-mm-sig@...ts.linaro.org,
	robclark@...il.com, tglx@...utronix.de, mingo@...e.hu,
	linux-media@...r.kernel.org
Subject: Re: [PATCH v2 2/3] mutex: add support for reservation style locks, v2

On Tue, Apr 02, 2013 at 06:59:14PM +0200, Peter Zijlstra wrote:
> 
> So how about we call the thing something like:
> 
>   struct ww_mutex; /* wound/wait */

Reading this I can't help but think of Elmer Fudd saying "Round Robin"
as "Wound Wobin"

-- Steve

> 
>   int mutex_wound_lock(struct ww_mutex *); /* returns -EDEADLK */
>   int mutex_wait_lock(struct ww_mutex *);  /* does not fail */
> 
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