- Use new BPF scheduler API
- merged "BPF round-robin scheduler" v14
- merged "BPF redundant scheduler" v2
- base-commit: export/20220519T160645
- This series will break two link failure tests:
Created /tmp/tmp.bTGaRxJupX (size 1 KB) containing data sent by client
Created /tmp/tmp.K2Llsy3W03 (size 1 KB) containing data sent by server
Created /tmp/tmp.4uLEQcKbee (size 23622 KB) containing data sent by client
001 multiple flows, signal, link failure syn[ ok ] - synack[ ok ] - ack[ ok ]
add[ ok ] - echo [ ok ]
stale [ ok ]
Created /tmp/tmp.hV4OKPkqoH (size 12288 KB) containing data sent by server
002 multi flows, signal, bidi, link fail syn[ ok ] - synack[ ok ] - ack[ ok ]
add[ ok ] - echo [ ok ]
stale [ ok ]
003 backup subflow unused, link failure syn[ ok ] - synack[ ok ] - ack[ ok ]
add[ ok ] - echo [ ok ]
link usage [ ok ]
004 backup flow used, multi links fail syn[ ok ] - synack[ ok ] - ack[ ok ]
add[ ok ] - echo [ ok ]
stale [ ok ]
link usage [fail] got 11% usage, expected 50%
005 backup flow used, bidi, link failure syn[ ok ] - synack[ ok ] - ack[ ok ]
add[ ok ] - echo [ ok ]
stale [ ok ]
link usage [fail] got 10% usage, expected 50%
2 failure(s) has(ve) been detected:
- 4: backup flow used, multi links fail
- 5: backup flow used, bidi, link failure
Geliang Tang (10):
Squash to "mptcp: add struct mptcp_sched_ops"
mptcp: reflect first flag in subflow_push_pending
Squash to "mptcp: add get_subflow wrappers"
Squash to "mptcp: add bpf_mptcp_sched_ops"
mptcp: add subflows array in sched data
Squash to "selftests/bpf: add bpf_first scheduler"
selftests/bpf: add bpf_rr scheduler
selftests/bpf: add bpf_rr test
selftests/bpf: add bpf_red scheduler
selftests/bpf: add bpf_red test
include/net/mptcp.h | 5 +-
net/mptcp/bpf.c | 7 +-
net/mptcp/protocol.c | 201 ++++++++++++------
net/mptcp/protocol.h | 5 +-
net/mptcp/sched.c | 107 ++++++++--
tools/testing/selftests/bpf/bpf_tcp_helpers.h | 22 +-
.../testing/selftests/bpf/prog_tests/mptcp.c | 76 +++++++
.../selftests/bpf/progs/mptcp_bpf_first.c | 6 +-
.../selftests/bpf/progs/mptcp_bpf_red.c | 39 ++++
.../selftests/bpf/progs/mptcp_bpf_rr.c | 48 +++++
10 files changed, 419 insertions(+), 97 deletions(-)
create mode 100644 tools/testing/selftests/bpf/progs/mptcp_bpf_red.c
create mode 100644 tools/testing/selftests/bpf/progs/mptcp_bpf_rr.c
--
2.34.1