netdev - Re: RCU lock bug in 3.0.21 (bisected to: 682cb56a, fix NULL dereferences in check_peer

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Message-ID: <1332806834.3547.16.camel@edumazet-glaptop>
Date:	Tue, 27 Mar 2012 02:07:14 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Ben Greear <greearb@...delatech.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	gregkh@...uxfoundation.org,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: RCU lock bug in 3.0.21 (bisected to: 682cb56a, fix NULL
 dereferences in check_peer_redir)

On Mon, 2012-03-26 at 16:46 -0700, Ben Greear wrote:

> The 3.0.21 kernel doesn't appear to have a rcu_read_lock_return(),
> so I can't use your patch below.

This patch was only to show the point (I also CCed Paul, he might have
some time to think about it, after he clears the inline stuff with
Linus)

As I said, I was referreing to you adding stuff in rcu. ;)

Unfortunately I wont have time in the near future to do so myself.



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