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Message-Id: <20200714001746.33952-1-alexei.starovoitov@gmail.com>
Date: Mon, 13 Jul 2020 17:17:46 -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 2020-07-13
Hi David,
The following pull-request contains BPF updates for your *net-next* tree.
We've added 36 non-merge commits during the last 7 day(s) which contain
a total of 62 files changed, 2242 insertions(+), 468 deletions(-).
The main changes are:
1) Avoid trace_printk warning banner by switching bpf_trace_printk to use
its own tracing event, from Alan.
2) Better libbpf support on older kernels, from Andrii.
3) Additional AF_XDP stats, from Ciara.
4) build time resolution of BTF IDs, from Jiri.
5) BPF_CGROUP_INET_SOCK_RELEASE hook, from Stanislav.
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:
Andrey Ignatov, Andrii Nakryiko, Anton Protopopov, Quentin Monnet, Simon
Horman, Yonghong Song
----------------------------------------------------------------
The following changes since commit 4e48978cd28ce51945c08650e5c5502ca41e1fcc:
mvpp2: fix pointer check (2020-07-07 13:03:21 -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 8afb259a9840fa953efb9a7835356a083ac8ec74:
Merge branch 'strip-mods-from-global-vars' (2020-07-13 17:08:44 -0700)
----------------------------------------------------------------
Alan Maguire (2):
bpf: Use dedicated bpf_trace_printk event instead of trace_printk()
selftests/bpf: Add selftests verifying bpf_trace_printk() behaviour
Alexei Starovoitov (4):
Merge branch 'resolve_btfids'
Merge branch 'af_xdp-stats'
Merge branch 'trace_printk-banner-remove'
Merge branch 'strip-mods-from-global-vars'
Andrii Nakryiko (10):
libbpf: Make BTF finalization strict
libbpf: Add btf__set_fd() for more control over loaded BTF FD
libbpf: Improve BTF sanitization handling
selftests/bpf: Add test relying only on CO-RE and no recent kernel features
libbpf: Handle missing BPF_OBJ_GET_INFO_BY_FD gracefully in perf_buffer
selftests/bpf: Switch perf_buffer test to tracepoint and skeleton
libbpf: Fix memory leak and optimize BTF sanitization
tools/bpftool: Remove warning about PID iterator support
libbpf: Support stripping modifiers for btf_dump
tools/bpftool: Strip away modifiers from global variables
Ciara Loftus (3):
xsk: Add new statistics
samples: bpf: Add an option for printing extra statistics in xdpsock
xsk: Add xdp statistics to xsk_diag
Daniel Borkmann (1):
Merge branch 'bpf-libbpf-old-kernel'
Daniel T. Lee (4):
samples: bpf: Fix bpf programs with kprobe/sys_connect event
samples: bpf: Refactor BPF map in map test with libbpf
samples: bpf: Refactor BPF map performance test with libbpf
selftests: bpf: Remove unused bpf_map_def_legacy struct
Jesper Dangaard Brouer (2):
selftests/bpf: test_progs use another shell exit on non-actions
selftests/bpf: test_progs avoid minus shell exit codes
Jiri Olsa (9):
bpf: Add resolve_btfids tool to resolve BTF IDs in ELF object
bpf: Compile resolve_btfids tool at kernel compilation start
bpf: Add BTF_ID_LIST/BTF_ID/BTF_ID_UNUSED macros
bpf: Resolve BTF IDs in vmlinux image
bpf: Remove btf_id helpers resolving
bpf: Use BTF_ID to resolve bpf_ctx_convert struct
bpf: Add info about .BTF_ids section to btf.rst
tools headers: Adopt verbatim copy of btf_ids.h from kernel sources
selftests/bpf: Add test for resolve_btfids
Louis Peens (1):
bpf: Fix another bpftool segfault without skeleton code enabled
Stanislav Fomichev (4):
bpf: Add BPF_CGROUP_INET_SOCK_RELEASE hook
libbpf: Add support for BPF_CGROUP_INET_SOCK_RELEASE
bpftool: Add support for BPF_CGROUP_INET_SOCK_RELEASE
selftests/bpf: Test BPF_CGROUP_INET_SOCK_RELEASE
Wenbo Zhang (1):
bpf: Fix fds_example SIGSEGV error
Documentation/bpf/btf.rst | 36 +
Makefile | 25 +-
include/asm-generic/vmlinux.lds.h | 4 +
include/linux/bpf-cgroup.h | 4 +
include/linux/btf_ids.h | 87 +++
include/net/xdp_sock.h | 4 +
include/uapi/linux/bpf.h | 1 +
include/uapi/linux/if_xdp.h | 5 +-
include/uapi/linux/xdp_diag.h | 11 +
kernel/bpf/btf.c | 103 +--
kernel/bpf/stackmap.c | 5 +-
kernel/bpf/syscall.c | 3 +
kernel/trace/Makefile | 2 +
kernel/trace/bpf_trace.c | 51 +-
kernel/trace/bpf_trace.h | 34 +
net/core/filter.c | 10 +-
net/ipv4/af_inet.c | 3 +
net/xdp/xsk.c | 36 +-
net/xdp/xsk_buff_pool.c | 1 +
net/xdp/xsk_diag.c | 17 +
net/xdp/xsk_queue.h | 6 +
samples/bpf/Makefile | 2 +-
samples/bpf/fds_example.c | 3 +-
samples/bpf/map_perf_test_kern.c | 188 +++---
samples/bpf/map_perf_test_user.c | 164 +++--
samples/bpf/test_map_in_map_kern.c | 94 +--
samples/bpf/test_map_in_map_user.c | 53 +-
samples/bpf/test_probe_write_user_kern.c | 9 +-
samples/bpf/xdpsock_user.c | 87 ++-
scripts/link-vmlinux.sh | 6 +
tools/Makefile | 3 +
tools/bpf/Makefile | 9 +-
tools/bpf/bpftool/common.c | 1 +
tools/bpf/bpftool/gen.c | 23 +-
tools/bpf/bpftool/pids.c | 2 +-
tools/bpf/resolve_btfids/Build | 10 +
tools/bpf/resolve_btfids/Makefile | 77 +++
tools/bpf/resolve_btfids/main.c | 721 +++++++++++++++++++++
tools/include/linux/btf_ids.h | 87 +++
tools/include/linux/compiler.h | 4 +
tools/include/uapi/linux/bpf.h | 1 +
tools/include/uapi/linux/if_xdp.h | 5 +-
tools/lib/bpf/btf.c | 9 +-
tools/lib/bpf/btf.h | 7 +-
tools/lib/bpf/btf_dump.c | 10 +-
tools/lib/bpf/libbpf.c | 149 +++--
tools/lib/bpf/libbpf.map | 1 +
tools/testing/selftests/bpf/Makefile | 15 +-
tools/testing/selftests/bpf/bpf_legacy.h | 14 -
.../testing/selftests/bpf/prog_tests/core_retro.c | 33 +
.../testing/selftests/bpf/prog_tests/perf_buffer.c | 42 +-
.../selftests/bpf/prog_tests/resolve_btfids.c | 111 ++++
tools/testing/selftests/bpf/prog_tests/skeleton.c | 6 +-
.../selftests/bpf/prog_tests/trace_printk.c | 75 +++
tools/testing/selftests/bpf/prog_tests/udp_limit.c | 75 +++
tools/testing/selftests/bpf/progs/btf_data.c | 50 ++
.../testing/selftests/bpf/progs/test_core_retro.c | 30 +
.../testing/selftests/bpf/progs/test_perf_buffer.c | 4 +-
tools/testing/selftests/bpf/progs/test_skeleton.c | 6 +-
tools/testing/selftests/bpf/progs/trace_printk.c | 21 +
tools/testing/selftests/bpf/progs/udp_limit.c | 42 ++
tools/testing/selftests/bpf/test_progs.c | 13 +-
62 files changed, 2242 insertions(+), 468 deletions(-)
create mode 100644 include/linux/btf_ids.h
create mode 100644 kernel/trace/bpf_trace.h
create mode 100644 tools/bpf/resolve_btfids/Build
create mode 100644 tools/bpf/resolve_btfids/Makefile
create mode 100644 tools/bpf/resolve_btfids/main.c
create mode 100644 tools/include/linux/btf_ids.h
create mode 100644 tools/testing/selftests/bpf/prog_tests/core_retro.c
create mode 100644 tools/testing/selftests/bpf/prog_tests/resolve_btfids.c
create mode 100644 tools/testing/selftests/bpf/prog_tests/trace_printk.c
create mode 100644 tools/testing/selftests/bpf/prog_tests/udp_limit.c
create mode 100644 tools/testing/selftests/bpf/progs/btf_data.c
create mode 100644 tools/testing/selftests/bpf/progs/test_core_retro.c
create mode 100644 tools/testing/selftests/bpf/progs/trace_printk.c
create mode 100644 tools/testing/selftests/bpf/progs/udp_limit.c
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