linux-kernel - Re: [PATCH] atomic: add *_dec_not

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Message-ID: <1304530056.2296.1.camel@craptop>
Date:	Wed, 04 May 2011 18:27:36 +0100
From:	Will Deacon <will.deacon@....com>
To:	Sven Eckelmann <sven@...fation.org>
Cc:	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	linux-mips@...ux-mips.org, linux-m32r@...linux-m32r.org,
	linux-ia64@...r.kernel.org, linux-parisc@...r.kernel.org,
	linux-cris-kernel@...s.com, linux-s390@...r.kernel.org,
	linux-sh@...r.kernel.org, x86@...nel.org,
	Chris Metcalf <cmetcalf@...era.com>,
	David Howells <dhowells@...hat.com>,
	linux-m68k@...r.kernel.org, linux-am33-list@...hat.com,
	linux-alpha@...r.kernel.org, sparclinux@...r.kernel.org,
	uclinux-dist-devel@...ckfin.uclinux.org,
	linuxppc-dev@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] atomic: add *_dec_not_zero

On Tue, 2011-05-03 at 22:30 +0100, Sven Eckelmann wrote:
> Introduce an *_dec_not_zero operation.  Make this a special case of
> *_add_unless because batman-adv uses atomic_dec_not_zero in different
> places like re-broadcast queue or aggregation queue management. There
> are other non-final patches which may also want to use this macro.
> 
For the ARM changes:

Acked-by: Will Deacon <will.deacon@....com>

Cheers,

Will


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