netdev - Re: [PATCH] ipv6: Annotate change of locking mechanism for np->opt

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Message-ID: <1455782907.648.6.camel@edumazet-ThinkPad-T530>
Date:	Thu, 18 Feb 2016 09:08:27 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Benjamin Poirier <bpoirier@...e.com>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [PATCH] ipv6: Annotate change of locking mechanism for np->opt

On mer., 2016-02-17 at 16:20 -0800, Benjamin Poirier wrote:
> follows up commit 45f6fad84cc3 ("ipv6: add complete rcu protection around
> np->opt") which added mixed rcu/refcount protection to np->opt.
> 
> Given the current implementation of rcu_pointer_handoff(), this has no
> effect at runtime.
> 
> Signed-off-by: Benjamin Poirier <bpoirier@...e.com>
> ---

LGTM

Acked-by: Eric Dumazet <edumazet@...gle.com>