linux-kernel - Re: [PATCH] wireless: wl12xx, fix lock imbalance

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Message-Id: <1247521789.7178.2.camel@johannes.local>
Date:	Mon, 13 Jul 2009 23:49:49 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH] wireless: wl12xx, fix lock imbalance

On Mon, 2009-07-13 at 23:44 +0200, Jiri Slaby wrote:

> > I've had local hacks
> > many times to make sparse aware of mutexes, is there a reason they are
> > not annotated with __acquire(s)/__release(s) like spinlocks etc.?
> 
> Mutexes are often locked/unlocked interprocedural which I think sparse
> can't do much about.

Well, you annotate those functions too, of course.

johannes

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