110 static int ftrace_modify_code(unsigned long pc, unsigned long old,  in ftrace_modify_code()  argument
135 	unsigned long pc, old;  in ftrace_update_ftrace_func()  local
140 	memcpy(&old, &ftrace_call, MCOUNT_INSN_SIZE);  in ftrace_update_ftrace_func()
143 	ret = ftrace_modify_code(pc, old, new);  in ftrace_update_ftrace_func()
150 	unsigned long new, old;  in ftrace_make_call()  local
153 	old = ftrace_nop_replace(rec);  in ftrace_make_call()
156 	return ftrace_modify_code(rec->ip, old, new);  in ftrace_make_call()
163 	unsigned long old;  in ftrace_make_nop()  local
167 	old = ftrace_call_replace(ip, addr);  in ftrace_make_nop()
169 	ret = ftrace_modify_code(ip, old, new);  in ftrace_make_nop()
186 	unsigned long old;  in prepare_ftrace_return()  local
192 	old = *parent;  in prepare_ftrace_return()
195 	err = ftrace_push_return_trace(old, self_addr, &trace.depth,  in prepare_ftrace_return()
198 		*parent = old;  in prepare_ftrace_return()
207 		*parent = old;  in prepare_ftrace_return()
221 	unsigned long old = enable ? nop : branch;  in __ftrace_modify_caller()  local
224 	return ftrace_modify_code(pc, old, new);  in __ftrace_modify_caller()