81 static inline int ftrace_modify_code(unsigned long ip, ppc_inst_t old, ppc_inst_t new)  in ftrace_modify_code()  argument
83 	int ret = ftrace_validate_inst(ip, old);  in ftrace_modify_code()
149 	ppc_inst_t old, new;  in ftrace_make_call()  local
156 	old = ppc_inst(PPC_RAW_NOP());  in ftrace_make_call()
161 	return ftrace_modify_code(rec->ip, old, new);  in ftrace_make_call()
176 	ppc_inst_t old, new, call_inst, new_call_inst;  in ftrace_replace_code()  local
201 			old = call_inst;  in ftrace_replace_code()
206 			old = call_inst;  in ftrace_replace_code()
211 			old = nop_inst;  in ftrace_replace_code()
217 			ret = ftrace_modify_code(ip, old, new);  in ftrace_replace_code()
231 	ppc_inst_t old, new;  in ftrace_init_nop()  local
247 		ret = ftrace_read_inst(ip - 4, &old);  in ftrace_init_nop()
248 		if (!ret && !ppc_inst_equal(old, ppc_inst(PPC_RAW_MFLR(_R0)))) {  in ftrace_init_nop()
272 		old = ppc_inst(PPC_RAW_NOP());  in ftrace_init_nop()
274 		ret = ftrace_modify_code(ip - 4, old, new);  in ftrace_init_nop()
277 		old = ftrace_create_branch_inst(ip, addr, 1);  in ftrace_init_nop()
278 		ret = ftrace_modify_code(ip, old, new);  in ftrace_init_nop()
284 		ret = ftrace_read_inst(ip, &old);  in ftrace_init_nop()
287 		if (!is_bl_op(old)) {  in ftrace_init_nop()
288 			pr_err("0x%lx: expected (bl) != found (%08lx)\n", ip, ppc_inst_as_ulong(old));  in ftrace_init_nop()
302 	ppc_inst_t old, new;  in ftrace_update_ftrace_func()  local
305 	old = ppc_inst_read((u32 *)&ftrace_call);  in ftrace_update_ftrace_func()
307 	ret = ftrace_modify_code(ip, old, new);  in ftrace_update_ftrace_func()
312 		old = ppc_inst_read((u32 *)&ftrace_regs_call);  in ftrace_update_ftrace_func()
314 		ret = ftrace_modify_code(ip, old, new);  in ftrace_update_ftrace_func()