netdev - Re: [PATCH 2/2] decnet: convert dndev

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Message-Id: <20091111.195612.117143665.davem@davemloft.net>
Date:	Wed, 11 Nov 2009 19:56:12 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	shemminger@...tta.com
Cc:	steve@...gwyn.com, eric.dumazet@...il.com,
	christine.caulfield@...glemail.com, hannes@...neseder.net,
	adobriyan@...il.com, swhiteho@...hat.com, netdev@...r.kernel.org,
	linux-decnet-users@...ts.sourceforge.net
Subject: Re: [PATCH 2/2] decnet: convert dndev_lock to spinlock

From: Stephen Hemminger <shemminger@...tta.com>
Date: Wed, 11 Nov 2009 09:40:36 -0800

> There is no reason for this lock to be reader/writer since
> the reader only has lock held for a very brief period.
> The overhead of read_lock is more expensive than spinlock.
> 
> Compile tested only, I am not a decnet user.
> 
> Signed-off-by: Stephen Hemminger <shemminger@...tta.com>

Applied to net-next-2.6
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