Messages in this thread | | | Date | Wed, 26 Nov 2014 15:37:36 -0500 (EST) | Subject | Re: [PATCH net-next] macvlan: delay the header check for dodgy packets into lower device | From | David Miller <> |
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From: Jason Wang <jasowang@redhat.com> Date: Wed, 26 Nov 2014 17:21:14 +0800
> We do header check twice for a dodgy packet. One is done before > macvlan_start_xmit(), another is done before lower device's > ndo_start_xmit(). The first one seems redundant so this patch tries to > delay header check until a packet reaches its lower device (or macvtap) > through always enabling NETIF_F_GSO_ROBUST for macvlan device. > > Cc: Patrick McHardy <kaber@trash.net> > Signed-off-by: Jason Wang <jasowang@redhat.com>
Hmmm, it's the idea that if we have a dodgy packet, we want to notice that as early as possible in the packet processing path?
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