Thread (14 messages) flat view 14 messages, 2 authors, 2017-12-22

Re: [PATCH bpf-next 0/11] bpf: more sock_ops callbacks

From: Daniel Borkmann <daniel@iogearbox.net>
Date: 2017-12-22 00:03:17

On 12/20/2017 10:16 PM, Lawrence Brakmo wrote:
This patchset adds support for:

- direct R or R/W access to many tcp_sock fields
- passing up to 4 arguments to sock_ops BPF functions
- tcp_sock field bpf_sock_ops_flags for controlling callbacks
- optionally calling sock_ops BPF program when RTO fires
- optionally calling sock_ops BPF program when packet is retransmitted
- optionally calling sock_ops BPF program when TCP state changes
- access to tclass and sk_txhash
- new selftest

Signed-off-by: Lawrence Brakmo <redacted>

Consists of the following patches:
[PATCH bpf 01/11] bpf: Make SOCK_OPS_GET_TCP size independent
[PATCH bpf 02/11] bpf: Make SOCK_OPS_GET_TCP struct independent
[PATCH bpf 03/11] bpf: Add write access to tcp_sock and sock fields
[PATCH bpf 04/11] bpf: Support passing args to sock_ops bpf function
[PATCH bpf 05/11] bpf: Adds field bpf_sock_ops_flags to tcp_sock
[PATCH bpf 06/11] bpf: Add sock_ops RTO callback
[PATCH bpf 07/11] bpf: Add support for reading sk_state and more
[PATCH bpf 08/11] bpf: Add sock_ops R/W access to tclass & sk_txhash
[PATCH bpf 09/11] bpf: Add BPF_SOCK_OPS_RETRANS_CB
[PATCH bpf 10/11] bpf: Add BPF_SOCK_OPS_STATE_CB
[PATCH bpf 11/11] bpf: add selftest for tcpbpf
Hmm, looks like only ever [1] and [2] made it into patchwork for some
reason and both under a different series. Something wrong with mailer
config?

Cheers,
Daniel

  [1] https://patchwork.ozlabs.org/patch/851690/
  [2] https://patchwork.ozlabs.org/patch/851689/

  (First two in: https://patchwork.ozlabs.org/project/netdev/list/?submitter=66772&state=*)
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