netdev - [PATCH net 0/2] net/sched: fix parsing of TCA_EXT_WARN

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Date:   Tue, 14 Mar 2023 14:58:00 +0800
From:   Hangbin Liu <liuhangbin@...il.com>
To:     netdev@...r.kernel.org
Cc:     Jamal Hadi Salim <jhs@...atatu.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Jiri Pirko <jiri@...nulli.us>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        David Ahern <dsahern@...nel.org>,
        Stephen Hemminger <stephen@...workplumber.org>,
        Davide Caratti <dcaratti@...hat.com>,
        Pedro Tammela <pctammela@...atatu.com>,
        Marcelo Leitner <mleitner@...hat.com>,
        Phil Sutter <psutter@...hat.com>,
        Hangbin Liu <liuhangbin@...il.com>
Subject: [PATCH net 0/2] net/sched: fix parsing of TCA_EXT_WARN_MSG for tc action

In my previous commit 0349b8779cc9 ("sched: add new attr TCA_EXT_WARN_MSG
to report tc extact message") I didn't notice the tc action use different
enum with filter. So we can't use TCA_EXT_WARN_MSG directly for tc action.

Let's rever the previous fix 923b2e30dc9c ("net/sched: act_api: move
TCA_EXT_WARN_MSG to the correct hierarchy") and add a new
TCA_ACT_EXT_WARN_MSG for tc action specifically.

Here is the tdc test result:

1..1119
ok 1 d959 - Add cBPF action with valid bytecode
ok 2 f84a - Add cBPF action with invalid bytecode
ok 3 e939 - Add eBPF action with valid object-file
ok 4 282d - Add eBPF action with invalid object-file
ok 5 d819 - Replace cBPF bytecode and action control
ok 6 6ae3 - Delete cBPF action
ok 7 3e0d - List cBPF actions
ok 8 55ce - Flush BPF actions
ok 9 ccc3 - Add cBPF action with duplicate index
ok 10 89c7 - Add cBPF action with invalid index
[...]
ok 1115 2348 - Show TBF class
ok 1116 84a0 - Create TEQL with default setting
ok 1117 7734 - Create TEQL with multiple device
ok 1118 34a9 - Delete TEQL with valid handle
ok 1119 6289 - Show TEQL stats

Hangbin Liu (2):
  Revert "net/sched: act_api: move TCA_EXT_WARN_MSG to the correct
    hierarchy"
  net/sched: act_api: add specific EXT_WARN_MSG for tc action

 include/uapi/linux/rtnetlink.h | 1 +
 net/sched/act_api.c            | 8 ++++----
 2 files changed, 5 insertions(+), 4 deletions(-)

-- 
2.38.1