New files:

Modified files:
kernel/bpf/core.c
include/uapi/linux/bpf.h
kernel/bpf/syscall.c
kernel/bpf/bpf_struct_ops.c
include/linux/bpf.h
tools/lib/bpf/libbpf.map
kernel/bpf/verifier.c
tools/lib/bpf/bpf.c
tools/lib/bpf/bpf.h
tools/include/uapi/linux/bpf.h