Re: [PATCH] atomic: add *_dec_not_zero
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- To: sven@xxxxxxxxxxxxx
- Subject: Re: [PATCH] atomic: add *_dec_not_zero
- From: David Miller <davem@xxxxxxxxxxxxx>
- Date: Tue, 03 May 2011 23:12:55 -0700 (PDT)
- Cc: linux-kernel@xxxxxxxxxxxxxxx, dhowells@xxxxxxxxxx, cmetcalf@xxxxxxxxxx, x86@xxxxxxxxxx, linux-alpha@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, uclinux-dist-devel@xxxxxxxxxxxxxxxxxxxx, linux-cris-kernel@xxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-m32r@xxxxxxxxxxxxxxxxx, linux-m68k@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxx, linux-am33-list@xxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx
- In-reply-to: <1304458235-28473-1-git-send-email-sven@xxxxxxxxxxxxx>
- List-id: <linux-ia64.vger.kernel.org>
- References: <1304458235-28473-1-git-send-email-sven@xxxxxxxxxxxxx>
From: Sven Eckelmann <sven@xxxxxxxxxxxxx>
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@xxxxxxxxxxxxx>
> Signed-off-by: Sven Eckelmann <sven@xxxxxxxxxxxxx>
Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>
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