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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. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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