[ovs-dev] [PATCH] cfm: Update netdev when changed.

Ben Pfaff blp at nicira.com
Tue Jun 4 17:06:58 UTC 2013


On Mon, Jun 03, 2013 at 01:51:58PM -0700, Ethan Jackson wrote:
> If ofproto decided to change the netdev of a particular ofport,
> cfm_demand mode would improperly continue using the old netdev to
> collect stats.
> 
> Bug #17583.
> Signed-off-by: Ethan Jackson <ethan at nicira.com>

The refcounting saved us here.  Without refcounting, this would have
been a segfault instead of just bad stats.  Yay.



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