310 	unsigned long start_offset;  in create_trampoline()  local
328 		start_offset = (unsigned long)ftrace_regs_caller;  in create_trampoline()
334 		start_offset = (unsigned long)ftrace_caller;  in create_trampoline()
341 	size = end_offset - start_offset;  in create_trampoline()
356 	ret = copy_from_kernel_nofault(trampoline, (void *)start_offset, size);  in create_trampoline()
369 		ip = trampoline + (jmp_offset - start_offset);  in create_trampoline()
388 	op_offset -= start_offset;  in create_trampoline()
406 	call_offset -= start_offset;  in create_trampoline()
430 	unsigned long start_offset;  in set_ftrace_ops_ro()  local
440 			start_offset = (unsigned long)ftrace_regs_caller;  in set_ftrace_ops_ro()
443 			start_offset = (unsigned long)ftrace_caller;  in set_ftrace_ops_ro()
446 		size = end_offset - start_offset;  in set_ftrace_ops_ro()
455 	unsigned long start_offset;  in calc_trampoline_call_offset()  local
459 		start_offset = (unsigned long)ftrace_regs_caller;  in calc_trampoline_call_offset()
462 		start_offset = (unsigned long)ftrace_caller;  in calc_trampoline_call_offset()
466 	return call_offset - start_offset;  in calc_trampoline_call_offset()