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Date: Fri, 28 Feb 2020 15:13:54 -0800
From: Alexei Starovoitov <ast@...nel.org>
To: <davem@...emloft.net>
CC: <daniel@...earbox.net>, <netdev@...r.kernel.org>,
<bpf@...r.kernel.org>, <kernel-team@...com>
Subject: pull-request: bpf-next 2020-02-28
Hi David,
The following pull-request contains BPF updates for your *net-next* tree.
We've added 41 non-merge commits during the last 7 day(s) which contain
a total of 49 files changed, 1383 insertions(+), 499 deletions(-).
The main changes are:
1) BPF and Real-Time nicely co-exist.
2) bpftool feature improvements.
3) retrieve bpf_sk_storage via INET_DIAG.
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:
Alexei Starovoitov, Jason Wang, Martin KaFai Lau, Michael S. Tsirkin,
Quentin Monnet, Song Liu, Thomas Gleixner
----------------------------------------------------------------
The following changes since commit 732a0dee501f9a693c9a711730838129f4587041:
Merge branch 'mlxfw-Improve-error-reporting-and-FW-reactivate-support' (2020-02-21 15:41:10 -0800)
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 812285fa5ab129e3a55682314bf235f701564310:
Merge branch 'bpf_sk_storage_via_inet_diag' (2020-02-27 18:53:37 -0800)
----------------------------------------------------------------
Alexei Starovoitov (4):
Merge tag 'sched-for-bpf-2020-02-20' of git://git.kernel.org/.../tip/tip into bpf-next
bpf: disable preemption for bpf progs attached to uprobe
Merge branch 'BPF_and_RT'
Merge branch 'bpf_sk_storage_via_inet_diag'
Andrey Ignatov (1):
bpftool: Support struct_ops, tracing, ext prog types
Andrii Nakryiko (1):
selftests/bpf: Print backtrace on SIGSEGV in test_progs
Daniel Borkmann (1):
Merge branch 'bpf-bpftool-probes'
David Miller (5):
bpf: Use bpf_prog_run_pin_on_cpu() at simple call sites.
bpf/tests: Use migrate disable instead of preempt disable
bpf: Use migrate_disable/enabe() in trampoline code.
bpf: Use migrate_disable/enable in array macros and cgroup/lirc code.
bpf/stackmap: Dont trylock mmap_sem with PREEMPT_RT and interrupts disabled
Gustavo A. R. Silva (1):
bpf: Replace zero-length array with flexible-array member
Jakub Sitnicki (2):
selftests/bpf: Run reuseport tests only with supported socket types
selftests/bpf: Run SYN cookies with reuseport BPF test only for TCP
Martin KaFai Lau (4):
inet_diag: Refactor inet_sk_diag_fill(), dump(), and dump_one()
inet_diag: Move the INET_DIAG_REQ_BYTECODE nlattr to cb->data
bpf: INET_DIAG support in bpf_sk_storage
bpf: inet_diag: Dump bpf_sk_storages in inet_diag_dump()
Michal Rostecki (5):
bpftool: Move out sections to separate functions
bpftool: Make probes which emit dmesg warnings optional
bpftool: Update documentation of "bpftool feature" command
bpftool: Update bash completion for "bpftool feature" command
selftests/bpf: Add test for "bpftool feature" command
Scott Branden (1):
scripts/bpf: Switch to more portable python3 shebang
Thomas Gleixner (18):
sched: Provide cant_migrate()
bpf: Tighten the requirements for preallocated hash maps
bpf: Enforce preallocation for instrumentation programs on RT
bpf: Update locking comment in hashtab code
bpf/tracing: Remove redundant preempt_disable() in __bpf_trace_run()
bpf/trace: Remove EXPORT from trace_call_bpf()
bpf/trace: Remove redundant preempt_disable from trace_call_bpf()
perf/bpf: Remove preempt disable around BPF invocation
bpf: Remove recursion prevention from rcu free callback
bpf: Dont iterate over possible CPUs with interrupts disabled
bpf: Provide bpf_prog_run_pin_on_cpu() helper
bpf: Replace cant_sleep() with cant_migrate()
bpf: Provide recursion prevention helpers
bpf: Use recursion prevention helpers in hashtab code
bpf: Replace open coded recursion prevention in sys_bpf()
bpf: Factor out hashtab bucket lock operations
bpf: Prepare hashtab locking for PREEMPT_RT
bpf, lpm: Make locking RT friendly
Yuya Kusakabe (2):
virtio_net: Keep vnet header zeroed if XDP is loaded for small buffer
virtio_net: Add XDP meta data support
drivers/net/virtio_net.c | 56 ++--
include/linux/bpf-cgroup.h | 2 +-
include/linux/bpf.h | 41 ++-
include/linux/filter.h | 37 ++-
include/linux/inet_diag.h | 27 +-
include/linux/kernel.h | 7 +
include/linux/netlink.h | 4 +-
include/linux/preempt.h | 30 ++
include/net/bpf_sk_storage.h | 27 ++
include/uapi/linux/bpf.h | 2 +-
include/uapi/linux/inet_diag.h | 5 +-
include/uapi/linux/sock_diag.h | 26 ++
kernel/bpf/bpf_struct_ops.c | 2 +-
kernel/bpf/hashtab.c | 174 ++++++++----
kernel/bpf/lpm_trie.c | 14 +-
kernel/bpf/percpu_freelist.c | 20 +-
kernel/bpf/stackmap.c | 18 +-
kernel/bpf/syscall.c | 42 +--
kernel/bpf/trampoline.c | 9 +-
kernel/bpf/verifier.c | 40 ++-
kernel/events/core.c | 2 -
kernel/seccomp.c | 4 +-
kernel/trace/bpf_trace.c | 7 +-
kernel/trace/trace_uprobe.c | 11 +-
lib/test_bpf.c | 4 +-
net/bpf/test_run.c | 8 +-
net/core/bpf_sk_storage.c | 283 ++++++++++++++++++-
net/core/flow_dissector.c | 4 +-
net/core/skmsg.c | 8 +-
net/dccp/diag.c | 9 +-
net/ipv4/inet_diag.c | 307 +++++++++++++--------
net/ipv4/raw_diag.c | 24 +-
net/ipv4/tcp_diag.c | 8 +-
net/ipv4/udp_diag.c | 41 ++-
net/kcm/kcmsock.c | 4 +-
net/sctp/diag.c | 7 +-
scripts/bpf_helpers_doc.py | 2 +-
.../bpf/bpftool/Documentation/bpftool-feature.rst | 19 +-
tools/bpf/bpftool/Documentation/bpftool-prog.rst | 3 +-
tools/bpf/bpftool/bash-completion/bpftool | 6 +-
tools/bpf/bpftool/feature.c | 283 +++++++++++--------
tools/bpf/bpftool/main.h | 3 +
tools/bpf/bpftool/prog.c | 4 +-
tools/testing/selftests/.gitignore | 5 +-
tools/testing/selftests/bpf/Makefile | 5 +-
.../selftests/bpf/prog_tests/select_reuseport.c | 30 +-
tools/testing/selftests/bpf/test_bpftool.py | 178 ++++++++++++
tools/testing/selftests/bpf/test_bpftool.sh | 5 +
tools/testing/selftests/bpf/test_progs.c | 25 ++
49 files changed, 1383 insertions(+), 499 deletions(-)
create mode 100644 tools/testing/selftests/bpf/test_bpftool.py
create mode 100755 tools/testing/selftests/bpf/test_bpftool.sh
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