linux-kernel - Re: Announce: Semaphore-Removal tree

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Message-ID: <20080428051040.GH103491721@sgi.com>
Date:	Mon, 28 Apr 2008 15:10:40 +1000
From:	David Chinner <dgc@....com>
To:	Matthew Wilcox <matthew@....cx>
Cc:	linux-kernel@...r.kernel.org,
	Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: Announce: Semaphore-Removal tree

On Fri, Apr 25, 2008 at 11:00:21AM -0600, Matthew Wilcox wrote:
> 
> It's been a Good Idea for a while to use mutexes instead of
> semaphores where possible.  Additional debuggability, better optimised,
> better-enforced semantics, etc.
> 
> Obviously, there are some places that can't be converted to mutexes.
> I'm not proposing blind changes. 

Matthew, what's the plan for code using semaphores that cannot be
easily converted to something else? e.g. XFS?

Cheers,

Dave.
-- 
Dave Chinner
Principal Engineer
SGI Australian Software Group
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