[RESEND PATCH mptcp-next v2 0/2] implement psock_update_sk_prot

[Geliang Tang <geliang@kernel.org>]

From: Geliang Tang <tanggeliang@kylinos.cn>

RESEND:
 - rebased.
 - to trigger ai review.

v2:
 - Include mptcp_bpf_update_proto within CONFIG_BPF_SYSCALL to fix the
compilation errors reported by the kernel test robot.
 - Add checks for IS_ENABLED(CONFIG_MPTCP_IPV6).

Implement psock_update_sk_prot, for basic MPTCP BPF SOCKMAP support.

Closes: https://github.com/multipath-tcp/mptcp_net-next/issues/521

Geliang Tang (2):
  mptcp: implement psock_update_sk_prot
  selftests/bpf: Update sockmap tests for MPTCP

 net/mptcp/protocol.c                          | 105 ++++++++++++++++++
 .../testing/selftests/bpf/prog_tests/mptcp.c  |   4 +-
 2 files changed, 107 insertions(+), 2 deletions(-)

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2.53.0