bpf_user_rnd_u32 1061 include/linux/bpf.h u64 bpf_user_rnd_u32(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5); bpf_user_rnd_u32 2007 kernel/bpf/core.c BPF_CALL_0(bpf_user_rnd_u32) bpf_user_rnd_u32 116 kernel/bpf/helpers.c .func = bpf_user_rnd_u32, bpf_user_rnd_u32 423 net/core/filter.c *insn = BPF_EMIT_CALL(bpf_user_rnd_u32);