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Date:	Thu, 12 Jan 2012 12:27:17 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	shemminger@...tta.com, netdev@...r.kernel.org,
	paulmck@...ux.vnet.ibm.com
Subject: Re: [PATCH] net: reintroduce missing rcu_assign_pointer() calls

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Thu, 12 Jan 2012 15:41:32 +0100

> commit a9b3cd7f32 (rcu: convert uses of rcu_assign_pointer(x, NULL) to
> RCU_INIT_POINTER) did a lot of incorrect changes, since it did a
> complete conversion of rcu_assign_pointer(x, y) to RCU_INIT_POINTER(x,
> y).
> 
> We miss needed barriers, even on x86, when y is not NULL.
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
> CC: Stephen Hemminger <shemminger@...tta.com>
> CC: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>

Applied, thanks Eric.
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