BPF_JIT_REGION_START   52 arch/arm64/include/asm/memory.h #define BPF_JIT_REGION_END	(BPF_JIT_REGION_START + BPF_JIT_REGION_SIZE)
BPF_JIT_REGION_START  969 arch/arm64/net/bpf_jit_comp.c 	return __vmalloc_node_range(size, PAGE_SIZE, BPF_JIT_REGION_START,