attach_uprobe
static int attach_uprobe(const struct bpf_program *prog, long cookie, struct bpf_link **link);
SEC_DEF("uprobe+", KPROBE, 0, SEC_NONE, attach_uprobe),
SEC_DEF("uprobe.s+", KPROBE, 0, SEC_SLEEPABLE, attach_uprobe),
SEC_DEF("uretprobe+", KPROBE, 0, SEC_NONE, attach_uprobe),
SEC_DEF("uretprobe.s+", KPROBE, 0, SEC_SLEEPABLE, attach_uprobe),