bpf_jit_alloc_exec_limit  948 include/linux/filter.h u64 bpf_jit_alloc_exec_limit(void);
bpf_jit_alloc_exec_limit  761 kernel/bpf/core.c 	bpf_jit_limit = min_t(u64, round_up(bpf_jit_alloc_exec_limit() >> 2,