linux-kernel - Re: [PATCH] mac80211: scan: Replace rcu_assign_pointer() with RCU_INIT

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Message-ID: <1409044603.2489.7.camel@jlt4.sipsolutions.net>
Date:	Tue, 26 Aug 2014 11:16:43 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Andreea-Cristina Bernat <bernat.ada@...il.com>
Cc:	linville@...driver.com, davem@...emloft.net,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, paulmck@...ux.vnet.ibm.com
Subject: Re: [PATCH] mac80211: scan: Replace rcu_assign_pointer() with
 RCU_INIT_POINTER()

On Fri, 2014-08-22 at 16:14 +0300, Andreea-Cristina Bernat wrote:
> The use of "rcu_assign_pointer()" is NULLing out the pointer.
> According to RCU_INIT_POINTER()'s block comment:
> "1.   This use of RCU_INIT_POINTER() is NULLing out the pointer"
> it is better to use it instead of rcu_assign_pointer() because it has a
> smaller overhead.

Applied, thanks.

johannes

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