From: Cong Wang <xiyou.wangcong@gmail.com>
To: netdev@vger.kernel.org
Subject: Re: [PATCH net-next 03/12] vxlan: move IGMP join/leave to work queue
Date: Tue, 11 Jun 2013 02:01:32 +0000 (UTC) [thread overview]
Message-ID: <kp60dr$rn$3@ger.gmane.org> (raw)
In-Reply-To: 20130610132454.50e93226@nehalam.linuxnetplumber.net
On Mon, 10 Jun 2013 at 20:24 GMT, Stephen Hemminger <stephen@networkplumber.org> wrote:
> Do join/leave from work queue to avoid lock inversion problems
> between normal socket and RTNL. The code comes out cleaner
> as well.
>
> Uses Cong Wang's suggestion to turn refcnt into a real atomic
> since now need to handle case where last use of socket is IGMP
> worker.
>
> Also fixes race where vxlan_stop could be called after
> device was deleted on module removal. The call to rtnl_link_unregister
> would call dellink while vxlan device was still up. Reordering
> the calls fixes it.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
>
Tested-by: Cong Wang <xiyou.wangcong@gmail.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
next prev parent reply other threads:[~2013-06-11 2:10 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20130610200524.721617349@vyatta.com>
2013-06-10 20:24 ` [PATCH net-next 12/12] vxlan: bump version Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 11/12] vxlan whitespace cleanup Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 10/12] vxlan: use initializer for dummy structures Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 09/12] vxlan: port module param should be ushort Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 07/12] vxlan: make vxlan_xmit_one void Stephen Hemminger
2013-06-11 1:30 ` Cong Wang
2013-06-11 3:14 ` Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 06/12] vxlan: move freecpu to uninit Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 05/12] vxlan: fix race caused by dropping rtnl_unlock Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 04/12] vxlan: send notification when MAC migrates Stephen Hemminger
2013-06-10 20:24 ` [PATCH net-next 03/12] vxlan: move IGMP join/leave to work queue Stephen Hemminger
2013-06-11 2:01 ` Cong Wang [this message]
2013-06-10 20:24 ` [PATCH net-next 02/12] vxlan: fix race between flush and incoming learning Stephen Hemminger
2013-06-11 0:46 ` Cong Wang
2013-06-11 2:00 ` Cong Wang
2013-06-10 20:24 ` [PATCH net-next 01/12] vxlan: fix crash from work pending on module removal Stephen Hemminger
2013-06-11 2:00 ` Cong Wang
2013-06-10 20:25 ` [PATCH net-next 08/12] vxlan: convert remotes list to list_rcu Stephen Hemminger
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