From: Michal Schmidt <mschmidt@redhat.com>
To: Daniel Walker <dwalker@mvista.com>
Cc: Ingo Molnar <mingo@elte.hu>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux@bohmer.net, jonathan@jonmasters.org
Subject: Re: [PATCH] isapnp driver semaphore to mutex
Date: Mon, 3 Dec 2007 20:11:59 +0100 [thread overview]
Message-ID: <20071203201159.365d49d8@hammerfall> (raw)
In-Reply-To: <1196706902.1568.11.camel@jnielson-xp.ddns.mvista.com>
Dne Mon, 03 Dec 2007 10:35:01 -0800
Daniel Walker <dwalker@mvista.com> napsal(a):
> Speaking of automating.. I created a little .vimrc add-on which helps
> doing sem2mutex type changes. Here's the chunk I added,
>
> function Semtomutex( lo )
> exe '%s/down(&'.a:lo.')/mutex_lock\(\&'.a:lo.'\)/g'
> exe '%s/down_trylock(&'.a:lo.')/mutex_trylock\(\&'.a:lo.'\)/g'
>From the comment above mutex_trylock():
* NOTE: this function follows the spin_trylock() convention, so
* it is negated to the down_trylock() return values! Be careful
* about this when converting semaphore users to mutexes.
Michal
next prev parent reply other threads:[~2007-12-03 19:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20071203153743.119714913@mvista.com>
2007-12-03 15:38 ` Daniel Walker
2007-12-03 15:57 ` Ingo Molnar
2007-12-03 15:52 ` Daniel Walker
2007-12-03 16:47 ` Ingo Molnar
2007-12-03 18:35 ` Daniel Walker
2007-12-03 19:11 ` Michal Schmidt [this message]
2007-12-03 19:20 ` Daniel Walker
2007-12-03 19:25 ` Daniel Walker
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