Re: [PATCH 2/2] [e1000 VLAN] Disable vlan hw accel when promiscuous mode

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Herbert Xu wrote:
On Tue, Nov 13, 2007 at 04:06:24AM -0800, David Miller wrote:
In other words we can make it so that nobody is in promiscuous
mode and therefore have to disable VLAN acceleration *unless*
they really want to be in that state.  In which case it would
imply that they wish to see everything and therefore we should
disable VLAN acceleration.
This is too complicated, we have multiple unicast MAC support
in the driver API already, let's simply use it.

Yes I agree.  People not using Patrick's new API deserves to
get poor performance so they can switch over sooner :)

What I was trying to say above is that e1000 currently uses
the old set_multicast_list interface (rather than dev_set_rx_mode)
so it's not immediately obvious why we're in promiscuous mode.
We could look at dev->promiscuity - !!uc_count but that feels a
bit fragile.

Perhaps those who want to push this patch should be encouraged
to convert e1000 to the new interface :)


I already posted a patch for this, not sure what happened to it.
Auke, any news on merging the secondary unicast address support?

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