linux-kernel - [PATCH net-next 00/22] refactor the walk and lookup hook functions in tc_action

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Date:   Fri, 2 Sep 2022 19:24:24 +0800
From:   Zhengchao Shao <shaozhengchao@...wei.com>
To:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <bpf@...r.kernel.org>, <davem@...emloft.net>,
        <edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
        <jhs@...atatu.com>, <xiyou.wangcong@...il.com>, <jiri@...nulli.us>,
        <martin.lau@...ux.dev>
CC:     <daniel@...earbox.net>, <john.fastabend@...il.com>,
        <ast@...nel.org>, <andrii@...nel.org>, <song@...nel.org>,
        <yhs@...com>, <kpsingh@...nel.org>, <sdf@...gle.com>,
        <haoluo@...gle.com>, <jolsa@...nel.org>, <weiyongjun1@...wei.com>,
        <yuehaibing@...wei.com>, <shaozhengchao@...wei.com>
Subject: [PATCH net-next 00/22] refactor the walk and lookup hook functions in tc_action_ops

The implementation logic of the walk/lookup hook function in each action
module is the same. Therefore, the two functions can be reconstructed.
When registering tc_action_ops of each action module, the corresponding
net_id is saved to tc_action_ops. In this way, the net_id of the
corresponding module can be directly obtained in act_api without executing
the specific walk and lookup hook functions. Generic functions can be
added to replace the walk and lookup hook functions of each action module.
Then, modify each action module in alphabetical order. Last, remove the
adaptation code of the patchset.

Zhengchao Shao (22):
  net: sched: act_api: implement generic walker and search for tc action
  net: sched: act_bpf: get rid of tcf_bpf_walker and tcf_bpf_search
  net: sched: act_connmark: get rid of tcf_connmark_walker and
    tcf_connmark_search
  net: sched: act_csum: get rid of tcf_csum_walker and tcf_csum_search
  net: sched: act_ct: get rid of tcf_ct_walker and tcf_ct_search
  net: sched: act_ctinfo: get rid of tcf_ctinfo_walker and
    tcf_ctinfo_search
  net: sched: act_gact: get rid of tcf_gact_walker and tcf_gact_search
  net: sched: act_gate: get rid of tcf_gate_walker and tcf_gate_search
  net: sched: act_ife: get rid of tcf_ife_walker and tcf_ife_search
  net: sched: act_ipt: get rid of tcf_ipt_walker/tcf_xt_walker and
    tcf_ipt_search/tcf_xt_search
  net: sched: act_mirred: get rid of tcf_mirred_walker and
    tcf_mirred_search
  net: sched: act_mpls: get rid of tcf_mpls_walker and tcf_mpls_search
  net: sched: act_nat: get rid of tcf_nat_walker and tcf_nat_search
  net: sched: act_pedit: get rid of tcf_pedit_walker and
    tcf_pedit_search
  net: sched: act_police: get rid of tcf_police_walker and
    tcf_police_search
  net: sched: act_sample: get rid of tcf_sample_walker and
    tcf_sample_search
  net: sched: act_simple: get rid of tcf_simp_walker and tcf_simp_search
  net: sched: act_skbedit: get rid of tcf_skbedit_walker and
    tcf_skbedit_search
  net: sched: act_skbmod: get rid of tcf_skbmod_walker and
    tcf_skbmod_search
  net: sched: act_tunnel_key: get rid of tunnel_key_walker and
    tunnel_key_search
  net: sched: act_vlan: get rid of tcf_vlan_walker and tcf_vlan_search
  net: sched: act: remove redundant code in act_api

 include/net/act_api.h      | 11 +----------
 net/sched/act_api.c        | 40 +++++++++++++++++++++++++++-----------
 net/sched/act_bpf.c        | 20 +------------------
 net/sched/act_connmark.c   | 20 +------------------
 net/sched/act_csum.c       | 20 +------------------
 net/sched/act_ct.c         | 20 +------------------
 net/sched/act_ctinfo.c     | 20 +------------------
 net/sched/act_gact.c       | 20 +------------------
 net/sched/act_gate.c       | 19 +-----------------
 net/sched/act_ife.c        | 20 +------------------
 net/sched/act_ipt.c        | 40 ++------------------------------------
 net/sched/act_mirred.c     | 20 +------------------
 net/sched/act_mpls.c       | 20 +------------------
 net/sched/act_nat.c        | 20 +------------------
 net/sched/act_pedit.c      | 20 +------------------
 net/sched/act_police.c     | 20 +------------------
 net/sched/act_sample.c     | 20 +------------------
 net/sched/act_simple.c     | 20 +------------------
 net/sched/act_skbedit.c    | 20 +------------------
 net/sched/act_skbmod.c     | 20 +------------------
 net/sched/act_tunnel_key.c | 20 +------------------
 net/sched/act_vlan.c       | 20 +------------------
 22 files changed, 51 insertions(+), 419 deletions(-)

-- 
2.17.1