587 void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,  in arch_prepare_kretprobe()  argument
590 	ri->ret_addr = (kprobe_opcode_t *) regs->regs[31];  in arch_prepare_kretprobe()
602 	struct kretprobe_instance *ri = NULL;  in trampoline_probe_handler()  local
624 	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  in trampoline_probe_handler()
625 		if (ri->task != current)  in trampoline_probe_handler()
629 		if (ri->rp && ri->rp->handler)  in trampoline_probe_handler()
630 			ri->rp->handler(ri, regs);  in trampoline_probe_handler()
632 		orig_ret_address = (unsigned long)ri->ret_addr;  in trampoline_probe_handler()
633 		recycle_rp_inst(ri, &empty_rp);  in trampoline_probe_handler()
644 	kretprobe_assert(ri, orig_ret_address, trampoline_address);  in trampoline_probe_handler()
651 	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  in trampoline_probe_handler()
652 		hlist_del(&ri->hlist);  in trampoline_probe_handler()
653 		kfree(ri);  in trampoline_probe_handler()