netdev - [net v4 0/3] Fix bpf_redirect to ifb netdev

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Message-Id: <20211202024723.76257-1-xiangxia.m.yue@gmail.com>
Date:   Thu,  2 Dec 2021 10:47:20 +0800
From:   xiangxia.m.yue@...il.com
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, ast@...nel.org,
        daniel@...earbox.net, andrii@...nel.org, kafai@...com,
        songliubraving@...com, yhs@...com, john.fastabend@...il.com,
        kpsingh@...nel.org, edumazet@...gle.com, atenart@...nel.org,
        alexandr.lobakin@...el.com, weiwan@...gle.com, arnd@...db.de,
        Tonghao Zhang <xiangxia.m.yue@...il.com>
Subject: [net v4 0/3] Fix bpf_redirect to ifb netdev

From: Tonghao Zhang <xiangxia.m.yue@...il.com>

This patchset try to fix bpf_redirect to ifb netdev.
Prevent packets loopback and perfromance drop, add check
in sch egress.

Tonghao Zhang (3):
  net: core: set skb useful vars in __bpf_tx_skb
  net: sched: add check tc_skip_classify in sch egress
  selftests: bpf: add bpf_redirect to ifb

 net/core/dev.c                                |  3 +
 net/core/filter.c                             | 12 ++-
 tools/testing/selftests/bpf/Makefile          |  1 +
 .../bpf/progs/test_bpf_redirect_ifb.c         | 13 ++++
 .../selftests/bpf/test_bpf_redirect_ifb.sh    | 73 +++++++++++++++++++
 5 files changed, 101 insertions(+), 1 deletion(-)
 create mode 100644 tools/testing/selftests/bpf/progs/test_bpf_redirect_ifb.c
 create mode 100755 tools/testing/selftests/bpf/test_bpf_redirect_ifb.sh

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2.27.0