Re: 2.6.7-rc3: unregister_netdevice: waiting for tun0 to become free. Usage count = 1

[Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>]

On Mon, Jun 14, 2004 at 02:22:16PM +1000, herbert wrote:
> 
> 1. The code in dst_dev_event relies on the entries with dev in it
> getting onto the garbage list before it is called.  Unfortunately
> for routing entries, the flushing is done asynchronusly so it is
> entirely possible for the entries to get onto the garbage list after
> dst_dev_event has been called twice (DOWN and then UNREGISTER).

Actually this can't happen since fib_netdev_event will do an
immediate flush.  So it's only #2 or IPsec that's a problem.
 
Cheers,
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Email:  Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
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