On Mon, 2009-08-17 at 16:16 +0200, Johannes Berg wrote:
> Over time, a whole bunch of drivers have come up
> with their own scheme to delay the configure_filter
> operation to a workqueue. To be able to simplify
> things, allow configure_filter to sleep, and add
> a new prepare_multicast callback that drivers that
> need the multicast address list implement. This new
> callback must be atomic, but most drivers either
> don't care or just calculate a hash which can be
> done atomically and then uploaded to the hardware
> non-atomically.
Oh I should probably mention that
1) I only tested with hwsim, but
2) I don't think it will break much since it doesn't really change most
drivers.
johannes
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