JMP_TO_USER_CODE 345 tools/perf/util/bpf-prologue.c case JMP_TO_USER_CODE: JMP_TO_USER_CODE 465 tools/perf/util/bpf-prologue.c ins(BPF_JMP_IMM(BPF_JA, BPF_REG_0, 0, JMP_TO_USER_CODE),