[PATCH mptcp-next v5 0/3] fixes for "new MPTCP subflow subtest v4"

[Geliang Tang <geliang@kernel.org>]

From: Geliang Tang <tanggeliang@kylinos.cn>

v5:
 - rename _check_getsockopt_subflows_mark in patch 1.
 - address Matt's comments in v4.

v4:
 - address Matt's comments in v3.

v3:
 - drop "ss_search" from subflow subtest
 - fix mptcp_for_each_subflow_safe
 - add cond_break in list_for_each_entry/_safe

Two fixes address Martin's comments in "new MPTCP subflow subtest" v4.
Patch 2 will conflict with "selftests/bpf: Add bpf_first scheduler & test".

Geliang Tang (3):
  selftests/bpf: Add getsockopt to inspect mptcp subflow
  Squash to "selftests/bpf: Add mptcp subflow subtest"
  Squash to "selftests/bpf: Add bpf scheduler test"

 .../testing/selftests/bpf/prog_tests/mptcp.c  | 60 +++++++++++-------
 tools/testing/selftests/bpf/progs/mptcp_bpf.h | 35 +++++++++++
 .../selftests/bpf/progs/mptcp_subflow.c       | 62 +++++++++++++++++++
 3 files changed, 135 insertions(+), 22 deletions(-)

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2.43.0