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On Tue, Oct 11, 2011 at 10:54:35AM +0900, Simon Horman wrote:
> From: Hans Schillstrom <hans@xxxxxxxxxxxxxxx>
>
> ip_vs_mutext is used by both netns shutdown code and startup
> and both implicit uses sk_lock-AF_INET mutex.
>
> cleanup CPU-1 startup CPU-2
> ip_vs_dst_event() ip_vs_genl_set_cmd()
> sk_lock-AF_INET __ip_vs_mutex
> sk_lock-AF_INET
> __ip_vs_mutex
> * DEAD LOCK *
>
> A new mutex placed in ip_vs netns struct called sync_mutex is added.
>
> Comments from Julian and Simon added.
> This patch has been running for more than 3 month now and it seems to work.
>
> Ver. 3
> IP_VS_SO_GET_DAEMON in do_ip_vs_get_ctl protected by sync_mutex
> instead of __ip_vs_mutex as sugested by Julian.
Applied, thanks Simon.
http://1984.lsi.us.es/git/?p=net/.git;a=shortlog;h=refs/heads/nf
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