Re: [PATCH net 0/2] zerocopy fixes

2017-12-21 Thread David Miller
From: Willem de Bruijn Date: Wed, 20 Dec 2017 17:37:48 -0500 > From: Willem de Bruijn > > The removal of UFO hardware offload support exposed a bug in > segmentation of zerocopy skbs. > > The reference counting mechanism for msg_zerocopy was incorrectly > applied to vhost_net zerocopy packets.

[PATCH net 0/2] zerocopy fixes

2017-12-20 Thread Willem de Bruijn
From: Willem de Bruijn The removal of UFO hardware offload support exposed a bug in segmentation of zerocopy skbs. The reference counting mechanism for msg_zerocopy was incorrectly applied to vhost_net zerocopy packets. The other issue observed through analysis. We do not cook skbs with skb_zco