Hi David, hi Jakub, The following pull-request contains BPF updates for your *net* tree. We've added 12 non-merge commits during the last 7 day(s) which contain a total of 23 files changed, 118 insertions(+), 98 deletions(-). The main changes are: 1) Fix potential race window in BPF tail call compatibility check, from Toke Høiland-Jørgensen. 2) Fix memory leak in cgroup fs due to missing cgroup_bpf_offline(), from Quanyang Wang. 3) Fix file descriptor reference counting in generic_map_update_batch(), from Xu Kuohai. 4) Fix bpf_jit_limit knob to the max supported limit by the arch's JIT, from Lorenz Bauer. 5) Fix BPF sockmap ->poll callbacks for UDP and AF_UNIX sockets, from Cong Wang and Yucong Sun. 6) Fix BPF sockmap concurrency issue in TCP on non-blocking sendmsg calls, from Liu Jian. 7) Fix build failure of INODE_STORAGE and TASK_STORAGE maps on !CONFIG_NET, from Tejun Heo. Please consider pulling these changes from: git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git Thanks a lot! Also thanks to reporters, reviewers and testers of commits in this pull-request: Björn Töpel, John Fastabend, kernel test robot, Lorenzo Bianconi, Luke Nelson, Martin KaFai Lau, Roman Gushchin, Yucong Sun ---------------------------------------------------------------- The following changes since commit 4225fea1cb28370086e17e82c0f69bec2779dca0: ptp: Fix possible memory leak in ptp_clock_register() (2021-10-20 14:44:33 +0100) are available in the Git repository at: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git for you to fetch changes up to 54713c85f536048e685258f880bf298a74c3620d: bpf: Fix potential race in tail call compatibility check (2021-10-26 12:37:28 -0700) ---------------------------------------------------------------- Alexei Starovoitov (2): Merge branch 'Fix up bpf_jit_limit some more' Merge branch 'sock_map: fix ->poll() and update selftests' Cong Wang (3): net: Rename ->stream_memory_read to ->sock_is_readable skmsg: Extract and reuse sk_msg_is_readable() net: Implement ->sock_is_readable() for UDP and AF_UNIX Liu Jian (1): tcp_bpf: Fix one concurrency problem in the tcp_bpf_send_verdict function Lorenz Bauer (3): bpf: Define bpf_jit_alloc_exec_limit for riscv JIT bpf: Define bpf_jit_alloc_exec_limit for arm64 JIT bpf: Prevent increasing bpf_jit_limit above max Quanyang Wang (1): cgroup: Fix memory leak caused by missing cgroup_bpf_offline Tejun Heo (1): bpf: Move BPF_MAP_TYPE for INODE_STORAGE and TASK_STORAGE outside of CONFIG_NET Toke Høiland-Jørgensen (1): bpf: Fix potential race in tail call compatibility check Xu Kuohai (1): bpf: Fix error usage of map_fd and fdget() in generic_map_update_batch() Yucong Sun (1): selftests/bpf: Use recv_timeout() instead of retries arch/arm64/net/bpf_jit_comp.c | 5 ++ arch/riscv/net/bpf_jit_core.c | 5 ++ include/linux/bpf.h | 7 +- include/linux/bpf_types.h | 8 +-- include/linux/filter.h | 1 + include/linux/skmsg.h | 1 + include/net/sock.h | 8 ++- include/net/tls.h | 2 +- kernel/bpf/arraymap.c | 1 + kernel/bpf/core.c | 24 ++++--- kernel/bpf/syscall.c | 11 ++-- kernel/cgroup/cgroup.c | 4 +- net/core/skmsg.c | 14 ++++ net/core/sysctl_net_core.c | 2 +- net/ipv4/tcp.c | 5 +- net/ipv4/tcp_bpf.c | 27 ++++---- net/ipv4/udp.c | 3 + net/ipv4/udp_bpf.c | 1 + net/tls/tls_main.c | 4 +- net/tls/tls_sw.c | 2 +- net/unix/af_unix.c | 4 ++ net/unix/unix_bpf.c | 2 + .../selftests/bpf/prog_tests/sockmap_listen.c | 75 ++++++---------------- 23 files changed, 118 insertions(+), 98 deletions(-)
