Re: [PATCH bpf-next 0/5] AF_XDP: bug fixes and descriptor changes

2018-06-04 Thread Daniel Borkmann
On 06/04/2018 06:24 PM, Alexei Starovoitov wrote: > On Mon, Jun 04, 2018 at 01:57:10PM +0200, Björn Töpel wrote: >> From: Björn Töpel >> >> An issue with the current AF_XDP uapi raised by Mykyta Iziumtsev (see >> https://www.spinics.net/lists/netdev/msg503664.html) is that it does >> not support N

Re: [PATCH bpf-next 0/5] AF_XDP: bug fixes and descriptor changes

2018-06-04 Thread Alexei Starovoitov
On Mon, Jun 04, 2018 at 01:57:10PM +0200, Björn Töpel wrote: > From: Björn Töpel > > An issue with the current AF_XDP uapi raised by Mykyta Iziumtsev (see > https://www.spinics.net/lists/netdev/msg503664.html) is that it does > not support NICs that have a "type-writer" model in an efficient > wa

[PATCH bpf-next 0/5] AF_XDP: bug fixes and descriptor changes

2018-06-04 Thread Björn Töpel
From: Björn Töpel An issue with the current AF_XDP uapi raised by Mykyta Iziumtsev (see https://www.spinics.net/lists/netdev/msg503664.html) is that it does not support NICs that have a "type-writer" model in an efficient way. In this model, a memory window is passed to the hardware and multiple