kernel/tools/testing/selftests/bpf/bpf_sockopt_helpers.h, branch linux-6.2.yHosts the 0x221E linux distro kernel.https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-6.2.y2021-01-29T01:09:05Zbpf: Enable bpf_{g,s}etsockopt in BPF_CGROUP_UDP{4,6}_SENDMSG2021-01-29T01:09:05ZStanislav Fomichevsdf@google.com2021-01-27T23:28:50Zurn:sha1:62476cc1bf24b34d9442c7ba76e5eb6bf242f911
Can be used to query/modify socket state for unconnected UDP sendmsg.
Those hooks run as BPF_CGROUP_RUN_SA_PROG_LOCK and operate on
a locked socket.
Signed-off-by: Stanislav Fomichev <sdf@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20210127232853.3753823-2-sdf@google.com