Re: pull request: wireless-2.6 2010-06-30
From: Johannes Berg
Date: Wed Jun 30 2010 - 15:15:18 EST
On Wed, 2010-06-30 at 12:05 -0700, David Miller wrote:
> > + /*
> > + * Receiving all multicast frames is always enabled by the
> > + * default flags setup in iwl_connection_init_rx_config()
> > + * since we currently do not support programming multicast
> > + * filters into the device.
> > + */
> > *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS |
> > FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL;
> Note that this is an amazingly serious limitation.
> This basically makes iwl chips unsuitable for use on networks where
> real multicast use is common.
Lots of wireless devices have this limitation unfortunately. I think we
-might- be able to have proper filters for iwl, but haven't found out
quite how yet unfortunately, if it's actually implemented properly on
the device and there's not just some fake API.
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