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Date: Mon, 1 Jun 2020 15:50:24 -0700
From: Alexei Starovoitov <alexei.starovoitov@...il.com>
To: davem@...emloft.net
Cc: daniel@...earbox.net, netdev@...r.kernel.org, bpf@...r.kernel.org,
kernel-team@...com
Subject: pull-request: bpf-next 2020-06-01
Hi David,
The following pull-request contains BPF updates for your *net-next* tree.
We've added 55 non-merge commits during the last 1 day(s) which contain
a total of 91 files changed, 4986 insertions(+), 463 deletions(-).
The main changes are:
1) Add rx_queue_mapping to bpf_sock from Amritha.
2) Add BPF ring buffer, from Andrii.
3) Attach and run programs through devmap, from David.
4) Allow SO_BINDTODEVICE opt in bpf_setsockopt, from Ferenc.
5) link based flow_dissector, from Jakub.
6) Use tracing helpers for lsm programs, from Jiri.
7) Several sk_msg fixes and extensions, from John.
Please consider pulling these changes from:
git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
Thanks a lot!
Also thanks to reporters, reviewers and testers of commits in this pull-request:
Andrii Nakryiko, Jakub Sitnicki, Jesper Dangaard Brouer, Song Liu,
Stanislav Fomichev, Toke Høiland-Jørgensen, Yonghong Song
----------------------------------------------------------------
The following changes since commit 90040351a832acf862c8f1855c29411303d23755:
tools, bpftool: Clean subcommand help messages (2020-06-01 14:38:18 -0700)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
for you to fetch changes up to cf51abcded837ef209faa03a62b2ea44e45995e8:
Merge branch 'Link-based-attach-to-netns' (2020-06-01 15:21:12 -0700)
----------------------------------------------------------------
Alexei Starovoitov (5):
Merge branch 'xdp_devmap'
tools/bpf: sync bpf.h
Merge branch 'fix-ktls-with-sk_skb_verdict'
Merge branch 'bpf_setsockopt-SO_BINDTODEVICE'
Merge branch 'Link-based-attach-to-netns'
Amritha Nambiar (1):
bpf: Add rx_queue_mapping to bpf_sock
Andrii Nakryiko (6):
bpf: Implement BPF ring buffer and verifier support for it
libbpf: Add BPF ring buffer support
selftests/bpf: Add BPF ringbuf selftests
bpf: Add BPF ringbuf and perf buffer benchmarks
docs/bpf: Add BPF ring buffer design notes
libbpf: Add _GNU_SOURCE for reallocarray to ringbuf.c
Anton Protopopov (5):
selftests/bpf: Fix a typo in test_maps
selftests/bpf: Cleanup some file descriptors in test_maps
selftests/bpf: Cleanup comments in test_maps
bpf: Fix map permissions check
selftests/bpf: Add tests for write-only stacks/queues
Chris Packham (1):
bpf: Fix spelling in comment explaining ARG1 in ___bpf_prog_run
Daniel Borkmann (1):
Merge branch 'bpf-ring-buffer'
David Ahern (5):
devmap: Formalize map value as a named struct
bpf: Add support to attach bpf program to a devmap entry
xdp: Add xdp_txq_info to xdp_buff
libbpf: Add SEC name for xdp programs attached to device map
selftest: Add tests for XDP programs in devmap entries
Denis Efremov (1):
bpf: Change kvfree to kfree in generic_map_lookup_batch()
Eelco Chaudron (2):
libbpf: Add API to consume the perf ring buffer content
libbpf: Fix perf_buffer__free() API for sparse allocs
Ferenc Fejes (3):
net: Make locking in sock_bindtoindex optional
bpf: Allow SO_BINDTODEVICE opt in bpf_setsockopt
selftests/bpf: Add test for SO_BINDTODEVICE opt of bpf_setsockopt
Jakub Sitnicki (13):
bpf: Fix returned error sign when link doesn't support updates
flow_dissector: Pull locking up from prog attach callback
net: Introduce netns_bpf for BPF programs attached to netns
flow_dissector: Move out netns_bpf prog callbacks
bpf: Add link-based BPF program attachment to network namespace
bpf, cgroup: Return ENOLINK for auto-detached links on update
libbpf: Add support for bpf_link-based netns attachment
bpftool: Extract helpers for showing link attach type
bpftool: Support link show for netns-attached links
selftests/bpf: Add tests for attaching bpf_link to netns
selftests/bpf, flow_dissector: Close TAP device FD after the test
selftests/bpf: Convert test_flow_dissector to use BPF skeleton
selftests/bpf: Extend test_flow_dissector to cover link creation
Jiri Olsa (1):
bpf: Use tracing helpers for lsm programs
John Fastabend (8):
bpf, sk_msg: Add some generic helpers that may be useful from sk_msg
bpf: Extend bpf_base_func_proto helpers with probe_* and *current_task*
bpf, sk_msg: Add get socket storage helpers
bpf, selftests: Add sk_msg helpers load and attach test
bpf, selftests: Test probe_* helpers from SCHED_CLS
bpf: Refactor sockmap redirect code so its easy to reuse
bpf: Fix running sk_skb program types with ktls
bpf, selftests: Add test for ktls with skb bpf ingress policy
Lorenzo Bianconi (2):
xdp: Introduce xdp_convert_frame_to_buff utility routine
xdp: Rename convert_to_xdp_frame in xdp_convert_buff_to_frame
Lukas Bulwahn (1):
MAINTAINERS: Adjust entry in XDP SOCKETS to actual file name
Nikolay Borisov (1):
libbpf: Install headers as part of make install
Quentin Monnet (1):
tools, bpftool: Make capability check account for new BPF caps
Tobias Klauser (1):
tools, bpftool: Print correct error message when failing to load BTF
Yauheni Kaliuta (1):
libbpf: Use .so dynamic symbols for abi check
Yonghong Song (1):
bpf: Use strncpy_from_unsafe_strict() in bpf_seq_printf() helper
Documentation/bpf/ringbuf.rst | 209 ++++++++
MAINTAINERS | 2 +-
drivers/net/ethernet/amazon/ena/ena_netdev.c | 2 +-
drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 +-
drivers/net/ethernet/intel/ice/ice_txrx_lib.c | 2 +-
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 +-
drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c | 2 +-
drivers/net/ethernet/marvell/mvneta.c | 2 +-
drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c | 10 +-
drivers/net/ethernet/sfc/rx.c | 2 +-
drivers/net/ethernet/socionext/netsec.c | 2 +-
drivers/net/ethernet/ti/cpsw_priv.c | 2 +-
drivers/net/tun.c | 2 +-
drivers/net/veth.c | 8 +-
drivers/net/virtio_net.c | 4 +-
include/linux/bpf-netns.h | 64 +++
include/linux/bpf.h | 21 +
include/linux/bpf_types.h | 4 +
include/linux/bpf_verifier.h | 4 +
include/linux/skbuff.h | 26 -
include/linux/skmsg.h | 8 +
include/net/flow_dissector.h | 6 +
include/net/net_namespace.h | 4 +-
include/net/netns/bpf.h | 18 +
include/net/sock.h | 2 +-
include/net/tls.h | 9 +
include/net/xdp.h | 17 +-
include/uapi/linux/bpf.h | 95 +++-
kernel/bpf/Makefile | 3 +-
kernel/bpf/bpf_lsm.c | 2 +-
kernel/bpf/cgroup.c | 2 +-
kernel/bpf/core.c | 2 +-
kernel/bpf/cpumap.c | 2 +-
kernel/bpf/devmap.c | 132 ++++-
kernel/bpf/helpers.c | 34 ++
kernel/bpf/net_namespace.c | 373 +++++++++++++
kernel/bpf/ringbuf.c | 501 ++++++++++++++++++
kernel/bpf/syscall.c | 29 +-
kernel/bpf/verifier.c | 195 +++++--
kernel/trace/bpf_trace.c | 28 +-
net/core/dev.c | 18 +
net/core/filter.c | 94 +++-
net/core/flow_dissector.c | 124 +----
net/core/skmsg.c | 98 +++-
net/core/sock.c | 10 +-
net/ipv4/udp_tunnel.c | 2 +-
net/ipv6/ip6_udp_tunnel.c | 2 +-
net/tls/tls_sw.c | 20 +-
tools/bpf/bpftool/btf.c | 2 +-
tools/bpf/bpftool/feature.c | 85 ++-
tools/bpf/bpftool/link.c | 54 +-
tools/include/uapi/linux/bpf.h | 95 +++-
tools/lib/bpf/Build | 2 +-
tools/lib/bpf/Makefile | 6 +-
tools/lib/bpf/libbpf.c | 49 +-
tools/lib/bpf/libbpf.h | 24 +
tools/lib/bpf/libbpf.map | 7 +
tools/lib/bpf/libbpf_probes.c | 5 +
tools/lib/bpf/ringbuf.c | 288 ++++++++++
tools/testing/selftests/bpf/Makefile | 5 +-
tools/testing/selftests/bpf/bench.c | 16 +
.../testing/selftests/bpf/benchs/bench_ringbufs.c | 566 ++++++++++++++++++++
.../selftests/bpf/benchs/run_bench_ringbufs.sh | 75 +++
.../selftests/bpf/prog_tests/flow_dissector.c | 166 ++++--
.../bpf/prog_tests/flow_dissector_reattach.c | 588 +++++++++++++++++++--
tools/testing/selftests/bpf/prog_tests/ringbuf.c | 211 ++++++++
.../selftests/bpf/prog_tests/ringbuf_multi.c | 102 ++++
.../testing/selftests/bpf/prog_tests/skb_helpers.c | 30 ++
.../selftests/bpf/prog_tests/sockmap_basic.c | 35 ++
.../selftests/bpf/prog_tests/xdp_devmap_attach.c | 97 ++++
tools/testing/selftests/bpf/progs/bpf_flow.c | 20 +-
tools/testing/selftests/bpf/progs/connect4_prog.c | 33 ++
tools/testing/selftests/bpf/progs/perfbuf_bench.c | 33 ++
tools/testing/selftests/bpf/progs/ringbuf_bench.c | 60 +++
tools/testing/selftests/bpf/progs/test_ringbuf.c | 78 +++
.../selftests/bpf/progs/test_ringbuf_multi.c | 77 +++
.../testing/selftests/bpf/progs/test_skb_helpers.c | 28 +
.../selftests/bpf/progs/test_skmsg_load_helpers.c | 47 ++
.../selftests/bpf/progs/test_sockmap_kern.h | 46 +-
.../selftests/bpf/progs/test_xdp_devmap_helpers.c | 22 +
.../bpf/progs/test_xdp_with_devmap_helpers.c | 44 ++
tools/testing/selftests/bpf/test_maps.c | 52 +-
tools/testing/selftests/bpf/test_sockmap.c | 163 +++++-
tools/testing/selftests/bpf/verifier/and.c | 4 +-
.../testing/selftests/bpf/verifier/array_access.c | 4 +-
tools/testing/selftests/bpf/verifier/bounds.c | 6 +-
tools/testing/selftests/bpf/verifier/calls.c | 2 +-
.../selftests/bpf/verifier/direct_value_access.c | 4 +-
.../selftests/bpf/verifier/helper_access_var_len.c | 2 +-
.../selftests/bpf/verifier/helper_value_access.c | 6 +-
.../selftests/bpf/verifier/value_ptr_arith.c | 8 +-
91 files changed, 4986 insertions(+), 463 deletions(-)
create mode 100644 Documentation/bpf/ringbuf.rst
create mode 100644 include/linux/bpf-netns.h
create mode 100644 include/net/netns/bpf.h
create mode 100644 kernel/bpf/net_namespace.c
create mode 100644 kernel/bpf/ringbuf.c
create mode 100644 tools/lib/bpf/ringbuf.c
create mode 100644 tools/testing/selftests/bpf/benchs/bench_ringbufs.c
create mode 100755 tools/testing/selftests/bpf/benchs/run_bench_ringbufs.sh
create mode 100644 tools/testing/selftests/bpf/prog_tests/ringbuf.c
create mode 100644 tools/testing/selftests/bpf/prog_tests/ringbuf_multi.c
create mode 100644 tools/testing/selftests/bpf/prog_tests/skb_helpers.c
create mode 100644 tools/testing/selftests/bpf/prog_tests/xdp_devmap_attach.c
create mode 100644 tools/testing/selftests/bpf/progs/perfbuf_bench.c
create mode 100644 tools/testing/selftests/bpf/progs/ringbuf_bench.c
create mode 100644 tools/testing/selftests/bpf/progs/test_ringbuf.c
create mode 100644 tools/testing/selftests/bpf/progs/test_ringbuf_multi.c
create mode 100644 tools/testing/selftests/bpf/progs/test_skb_helpers.c
create mode 100644 tools/testing/selftests/bpf/progs/test_skmsg_load_helpers.c
create mode 100644 tools/testing/selftests/bpf/progs/test_xdp_devmap_helpers.c
create mode 100644 tools/testing/selftests/bpf/progs/test_xdp_with_devmap_helpers.c
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