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Re: [PATCH] atomic: add *_dec_not_zero

To: sven@narfation.org
Subject: Re: [PATCH] atomic: add *_dec_not_zero
From: David Miller <davem@davemloft.net>
Date: Tue, 03 May 2011 23:12:55 -0700 (PDT)
Cc: linux-kernel@vger.kernel.org, dhowells@redhat.com, cmetcalf@tilera.com, x86@kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, uclinux-dist-devel@blackfin.uclinux.org, linux-cris-kernel@axis.com, linux-ia64@vger.kernel.org, linux-m32r@ml.linux-m32r.org, linux-m68k@lists.linux-m68k.org, linux-mips@linux-mips.org, linux-am33-list@redhat.com, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org
In-reply-to: <1304458235-28473-1-git-send-email-sven@narfation.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <1304458235-28473-1-git-send-email-sven@narfation.org>
Sender: linux-mips-bounce@linux-mips.org
From: Sven Eckelmann <sven@narfation.org>
Date: Tue,  3 May 2011 23:30:35 +0200

> 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.
> 
> Reported-by: David S. Miller <davem@davemloft.net>
> Signed-off-by: Sven Eckelmann <sven@narfation.org>

Acked-by: David S. Miller <davem@davemloft.net>

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