From: Johannes Berg <johannes@sipsolutions.net>
To: Andreea-Cristina Bernat <bernat.ada@gmail.com>
Cc: linville@tuxdriver.com, davem@davemloft.net,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, paulmck@linux.vnet.ibm.com
Subject: Re: [PATCH] mac80211: scan: Replace rcu_assign_pointer() with RCU_INIT_POINTER()
Date: Tue, 26 Aug 2014 11:16:43 +0200 [thread overview]
Message-ID: <1409044603.2489.7.camel@jlt4.sipsolutions.net> (raw)
In-Reply-To: <20140822131449.GA19959@ada> (sfid-20140822_151532_626084_CD0D5F37)
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
prev parent reply other threads:[~2014-08-26 9:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-22 13:14 [PATCH] mac80211: scan: Replace rcu_assign_pointer() with RCU_INIT_POINTER() Andreea-Cristina Bernat
2014-08-26 9:16 ` Johannes Berg [this message]
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