Thread (32 messages) flat view 32 messages, 9 authors, 2007-11-14

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

From: Herbert Xu <herbert@gondor.apana.org.au>
Date: 2007-11-13 11:11:22
Also in: lkml

Patrick McHardy [off-list ref] wrote:
I still think promiscous mode should disable all filters (which would
also provide a consistent view between accerlated and non-accerlated
devices), but an ethtool option is better than nothing :)
I agree.  People doing a tcpdump don't have to turn on promiscuous
mode, that's what the -p option is for.  In other words, having
promiscuous mode disable VLAN filtering does not take away the
user's options at all.

In fact, the very definition of promiscuous is to turn off hardware
filtering, albeit the filtering of MAC addresses rather than VLAN
tags.  So it would seem logical to have it turn off VLAN filtering
too.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} [off-list ref]
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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