netdev - Re: [PATCH 04/10] AOE: use rcu to find network device

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Message-ID: <8ffe0a1df67d13a45a413f40d00dd80a@coraid.com>
Date:	Tue, 10 Nov 2009 15:01:49 -0500
From:	Ed Cashin <ecashin@...aid.com>
To:	shemminger@...tta.com, davem@...emloft.net, ecashin@...aid.com,
	harvey.harrison@...il.com, bzolnier@...il.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH 04/10] AOE: use rcu to find network device

On Tue Nov 10 13:07:37 EST 2009, shemminger@...tta.com wrote:
> This gets rid of another use of read_lock(&dev_base_lock) by using
> RCU. Also, it only increments the reference count of the device actually
> used rather than holding and releasing every device
> 
> Compile tested only.

This function runs once a minute when the aoe driver is loaded,
if you'd like to test it a bit more.

It looks like there's no dev_put corresponding to the dev_hold
after the changes.

-- 
  Ed
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