From: Stephen Hemminger <shemminger@vyatta.com>
To: "Michał Mirosław" <mirqus@gmail.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
"David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org
Subject: Re: [PATCH net-next] bridge: multicast router list manipulation
Date: Tue, 27 Apr 2010 16:25:30 -0700 [thread overview]
Message-ID: <20100427162530.04deb551@nehalam> (raw)
In-Reply-To: <y2ne2d7436a1004271611h5dc5f184gcbbc6748839c3c58@mail.gmail.com>
On Wed, 28 Apr 2010 01:11:52 +0200
Michał Mirosław <mirqus@gmail.com> wrote:
> 2010/4/27 Stephen Hemminger <shemminger@vyatta.com>:
> > I prefer that the hlist be only accessed through the hlist macro
> > objects. Explicit twiddling of links (especially with RCU) exposes
> > the code to future bugs.
> [...]
> > - port->rlist.pprev = h;
> > - port->rlist.next = p;
> > - rcu_assign_pointer(*h, &port->rlist);
> > - if (p)
> > - p->pprev = &port->rlist.next;
> > + hlist_for_each_entry(p, n, &br->router_list, rlist) {
>
> Shouldn't this be hlist_for_each_entry_rcu?
>
This code should already be protected by br->multicast_lock
next prev parent reply other threads:[~2010-04-27 23:25 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-26 15:34 [RFC] [1/13] bridge: Add IGMP snooping support Herbert Xu
2010-02-26 15:35 ` [PATCH 1/13] bridge: Do br_pass_frame_up after other ports Herbert Xu
2010-02-26 15:35 ` [PATCH 2/13] bridge: Allow tail-call on br_pass_frame_up Herbert Xu
2010-02-27 11:14 ` David Miller
2010-02-27 15:36 ` Herbert Xu
2010-02-26 15:35 ` [PATCH 3/13] bridge: Avoid unnecessary clone on forward path Herbert Xu
2010-02-26 15:35 ` [PATCH 4/13] bridge: Use BR_INPUT_SKB_CB on xmit path Herbert Xu
2010-02-26 15:35 ` [PATCH 5/13] bridge: Split may_deliver/deliver_clone out of br_flood Herbert Xu
2010-02-26 15:35 ` [PATCH 6/13] bridge: Add core IGMP snooping support Herbert Xu
2010-02-26 15:35 ` [PATCH 7/13] bridge: Add multicast forwarding functions Herbert Xu
2010-02-26 15:35 ` [PATCH 8/13] bridge: Add multicast start/stop hooks Herbert Xu
2010-02-26 15:35 ` [PATCH 9/13] bridge: Add multicast data-path hooks Herbert Xu
2010-02-26 15:35 ` [PATCH 10/13] bridge: Add multicast_router sysfs entries Herbert Xu
2010-02-27 0:42 ` Stephen Hemminger
2010-02-27 11:29 ` David Miller
2010-02-27 15:53 ` Herbert Xu
2010-03-09 12:25 ` Herbert Xu
2010-03-09 12:26 ` Herbert Xu
2010-02-26 15:35 ` [PATCH 11/13] bridge: Add multicast_snooping sysfs toggle Herbert Xu
2010-02-26 15:35 ` [PATCH 12/13] bridge: Add hash elasticity/max sysfs entries Herbert Xu
2010-02-26 15:35 ` [PATCH 13/13] bridge: Add multicast count/interval " Herbert Xu
2010-02-28 5:40 ` [1/13] bridge: Add IGMP snooping support Herbert Xu
2010-02-28 5:41 ` [PATCH 1/13] bridge: Do br_pass_frame_up after other ports Herbert Xu
2010-02-28 5:41 ` [PATCH 2/13] bridge: Allow tail-call on br_pass_frame_up Herbert Xu
2010-02-28 5:41 ` [PATCH 3/13] bridge: Avoid unnecessary clone on forward path Herbert Xu
2010-02-28 5:41 ` [PATCH 4/13] bridge: Use BR_INPUT_SKB_CB on xmit path Herbert Xu
2010-02-28 5:41 ` [PATCH 5/13] bridge: Split may_deliver/deliver_clone out of br_flood Herbert Xu
2010-02-28 5:41 ` [PATCH 6/13] bridge: Add core IGMP snooping support Herbert Xu
2010-03-05 23:43 ` Paul E. McKenney
2010-03-06 1:17 ` Herbert Xu
2010-03-06 5:06 ` Paul E. McKenney
2010-03-06 6:56 ` Herbert Xu
2010-03-06 7:03 ` Herbert Xu
2010-03-07 23:31 ` David Miller
2010-03-06 7:07 ` Herbert Xu
2010-03-07 23:31 ` David Miller
2010-03-06 15:00 ` Paul E. McKenney
2010-03-06 15:19 ` Paul E. McKenney
2010-03-06 19:00 ` Paul E. McKenney
2010-03-07 2:45 ` Herbert Xu
2010-03-07 3:11 ` Paul E. McKenney
2010-03-08 18:50 ` Arnd Bergmann
2010-03-09 3:15 ` Paul E. McKenney
2010-03-11 18:49 ` Arnd Bergmann
2010-03-14 23:01 ` Paul E. McKenney
2010-03-09 21:12 ` Arnd Bergmann
2010-03-10 2:14 ` Paul E. McKenney
2010-03-10 9:41 ` Arnd Bergmann
2010-03-10 10:39 ` Eric Dumazet
2010-03-10 10:49 ` Herbert Xu
2010-03-10 13:13 ` Paul E. McKenney
2010-03-10 14:07 ` Herbert Xu
2010-03-10 16:26 ` Paul E. McKenney
2010-03-10 16:35 ` David Miller
2010-03-10 17:56 ` Arnd Bergmann
2010-03-10 21:25 ` Paul E. McKenney
2010-03-10 13:27 ` Arnd Bergmann
2010-03-10 13:39 ` Arnd Bergmann
2010-03-10 13:19 ` Paul E. McKenney
2010-03-10 13:30 ` Arnd Bergmann
2010-03-10 13:57 ` Paul E. McKenney
2010-02-28 5:41 ` [PATCH 7/13] bridge: Add multicast forwarding functions Herbert Xu
2010-02-28 5:41 ` [PATCH 8/13] bridge: Add multicast start/stop hooks Herbert Xu
2010-02-28 5:41 ` [PATCH 9/13] bridge: Add multicast data-path hooks Herbert Xu
2010-04-27 17:13 ` [PATCH net-next] bridge: use is_multicast_ether_addr Stephen Hemminger
2010-04-27 19:53 ` David Miller
2010-02-28 5:41 ` [PATCH 10/13] bridge: Add multicast_router sysfs entries Herbert Xu
2010-04-27 17:13 ` [PATCH net-next] bridge: multicast router list manipulation Stephen Hemminger
2010-04-27 19:54 ` David Miller
2010-04-27 23:11 ` Michał Mirosław
2010-04-27 23:25 ` Stephen Hemminger [this message]
2010-04-27 23:28 ` David Miller
2010-04-27 23:44 ` Stephen Hemminger
2010-04-27 23:51 ` David Miller
2010-04-27 23:27 ` David Miller
2010-04-28 1:51 ` Herbert Xu
2010-02-28 5:41 ` [PATCH 11/13] bridge: Add multicast_snooping sysfs toggle Herbert Xu
2010-02-28 5:41 ` [PATCH 12/13] bridge: Add hash elasticity/max sysfs entries Herbert Xu
2010-02-28 5:41 ` [PATCH 13/13] bridge: Add multicast count/interval " Herbert Xu
2010-02-28 8:52 ` [1/13] bridge: Add IGMP snooping support David Miller
2010-03-01 2:08 ` Herbert Xu
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