726 	void *trampoline;  in create_trampoline()  local
749 	trampoline = alloc_tramp(size + MCOUNT_INSN_SIZE + sizeof(void *));  in create_trampoline()
750 	if (!trampoline)  in create_trampoline()
756 	ret = probe_kernel_read(trampoline, (void *)start_offset, size);  in create_trampoline()
758 		tramp_free(trampoline);  in create_trampoline()
762 	ip = (unsigned long)trampoline + size;  in create_trampoline()
766 	memcpy(trampoline + size, jmp, MCOUNT_INSN_SIZE);  in create_trampoline()
776 	ptr = (unsigned long *)(trampoline + size + MCOUNT_INSN_SIZE);  in create_trampoline()
780 	memcpy(&op_ptr, trampoline + op_offset, OP_REF_SIZE);  in create_trampoline()
784 		tramp_free(trampoline);  in create_trampoline()
790 	offset -= (unsigned long)trampoline + op_offset + OP_REF_SIZE;  in create_trampoline()
795 	memcpy(trampoline + op_offset, &op_ptr, OP_REF_SIZE);  in create_trampoline()
800 	return (unsigned long)trampoline;  in create_trampoline()
828 	if (ops->trampoline) {  in arch_ftrace_update_trampoline()
836 		ops->trampoline = create_trampoline(ops, &size);  in arch_ftrace_update_trampoline()
837 		if (!ops->trampoline)  in arch_ftrace_update_trampoline()
843 	ip = ops->trampoline + offset;  in arch_ftrace_update_trampoline()
887 	if (ops && ops->trampoline) {  in static_tramp_func()
893 		if (ops->trampoline == FTRACE_GRAPH_ADDR)  in static_tramp_func()
918 	return addr_from_call((void *)ops->trampoline + offset);  in arch_ftrace_trampoline_func()
926 	tramp_free((void *)ops->trampoline);  in arch_ftrace_trampoline_free()
927 	ops->trampoline = 0;  in arch_ftrace_trampoline_free()