From: Rusty Russell <rusty@rustcorp.com.au>
To: Randy Dunlap <rdunlap@xenotime.net>
Subject: Re: [PATCH] Introduce down_try() so we can move away from down_trylock()
Date: Wed, 30 Jul 2008 09:56:53 +1000
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Cc: "Paul Menage" <menage@google.com>,
       "Linus Torvalds" <torvalds@linux-foundation.org>,
       linux-kernel@vger.kernel.org, "Matthew Wilcox" <matthew@wil.cx>,
       "Andrew Morton" <akpm@linux-foundation.org>,
       "Christoph Hellwig" <hch@infradead.org>
References: <200807291015.02865.rusty@rustcorp.com.au> <200807292301.18733.rusty@rustcorp.com.au> <20080729092102.14e6d964.rdunlap@xenotime.net>
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On Wednesday 30 July 2008 02:21:02 Randy Dunlap wrote:
> On Tue, 29 Jul 2008 23:01:17 +1000 Rusty Russell wrote:
> > Andrew suggested introducing "down_try" as a wrapper now, to make
> > the transition easier.
>
> Hi Rusty,
>
> Will you also be making updates to
> Documentation/DocBook/kernel-locking.tmpl ?

Hi Randy,

   The section on sems has been removed in the latest Linus tree.  We're 
trying to bury semaphores, but it's not clear that will ever happen; hence 
this bet-hedging patch.

Cheers,
Rusty.
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