Hi David, hi Jakub, hi Paolo, hi Eric,
The following pull-request contains BPF updates for your *net* tree.
We've added 19 non-merge commits during the last 10 day(s) which contain
a total of 20 files changed, 738 insertions(+), 448 deletions(-).
The main changes are:
1) Batch of BPF sockmap fixes found when running against NGINX TCP tests, from John Fastabend.
2) Fix a memleak in the LRU{,_PERCPU} hash map when bucket locking fails, from Anton Protopopov.
3) Init the BPF offload table earlier than just late_initcall, from Jakub Kicinski.
4) Fix ctx access mask generation for 32-bit narrow loads of 64-bit fields, from Will Deacon.
5) Remove a now unsupported __fallthrough in BPF samples, from Andrii Nakryiko.
6) Fix a typo in pkg-config call for building sign-file, from Jeremy Sowden.
Please consider pulling these changes from:
git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git tags/for-netdev
Thanks a lot!
Also thanks to reporters, reviewers and testers of commits in this pull-request:
Jakub Sitnicki, Roberto Sassu, Stanislav Fomichev, William Findlay,
Yonghong Song
----------------------------------------------------------------
The following changes since commit b41caaded077aa8e7617c15e87d0503df8e7739e:
Merge branch 'hns3-fixes' (2023-05-13 17:12:24 +0100)
are available in the Git repository at:
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git tags/for-netdev
for you to fetch changes up to f726e03564ef4e754dd93beb54303e2e1671049e:
bpf, sockmap: Test progs verifier error with latest clang (2023-05-23 16:11:27 +0200)
----------------------------------------------------------------
bpf-for-netdev
----------------------------------------------------------------
Andrii Nakryiko (1):
samples/bpf: Drop unnecessary fallthrough
Anton Protopopov (1):
bpf: fix a memory leak in the LRU and LRU_PERCPU hash maps
Jakub Kicinski (1):
bpf: netdev: init the offload table earlier
Jeremy Sowden (1):
selftests/bpf: Fix pkg-config call building sign-file
John Fastabend (14):
bpf, sockmap: Pass skb ownership through read_skb
bpf, sockmap: Convert schedule_work into delayed_work
bpf, sockmap: Reschedule is now done through backlog
bpf, sockmap: Improved check for empty queue
bpf, sockmap: Handle fin correctly
bpf, sockmap: TCP data stall on recv before accept
bpf, sockmap: Wake up polling after data copy
bpf, sockmap: Incorrectly handling copied_seq
bpf, sockmap: Pull socket helpers out of listen test for general use
bpf, sockmap: Build helper to create connected socket pair
bpf, sockmap: Test shutdown() correctly exits epoll and recv()=0
bpf, sockmap: Test FIONREAD returns correct bytes in rx buffer
bpf, sockmap: Test FIONREAD returns correct bytes in rx buffer with drops
bpf, sockmap: Test progs verifier error with latest clang
Will Deacon (1):
bpf: Fix mask generation for 32-bit narrow loads of 64-bit fields
include/linux/skmsg.h | 3 +-
include/net/tcp.h | 10 +
kernel/bpf/hashtab.c | 6 +-
kernel/bpf/offload.c | 2 +-
kernel/bpf/verifier.c | 2 +-
net/core/skmsg.c | 81 ++---
net/core/sock_map.c | 3 +-
net/ipv4/tcp.c | 11 +-
net/ipv4/tcp_bpf.c | 79 ++++-
net/ipv4/udp.c | 7 +-
net/unix/af_unix.c | 7 +-
net/vmw_vsock/virtio_transport_common.c | 5 +-
samples/bpf/hbm.c | 1 -
tools/testing/selftests/bpf/Makefile | 2 +-
.../selftests/bpf/prog_tests/sockmap_basic.c | 131 +++++++
.../selftests/bpf/prog_tests/sockmap_helpers.h | 390 +++++++++++++++++++++
.../selftests/bpf/prog_tests/sockmap_listen.c | 370 +------------------
.../selftests/bpf/progs/test_sockmap_drop_prog.c | 32 ++
.../selftests/bpf/progs/test_sockmap_kern.h | 12 +-
.../selftests/bpf/progs/test_sockmap_pass_prog.c | 32 ++
20 files changed, 738 insertions(+), 448 deletions(-)
create mode 100644 tools/testing/selftests/bpf/prog_tests/sockmap_helpers.h
create mode 100644 tools/testing/selftests/bpf/progs/test_sockmap_drop_prog.c
create mode 100644 tools/testing/selftests/bpf/progs/test_sockmap_pass_prog.c
