34 	unsigned int op;  in ftrace_call_replace()  local
39 	op = create_branch((unsigned int *)ip, addr, link ? 1 : 0);  in ftrace_call_replace()
41 	return op;  in ftrace_call_replace()
87 static int is_bl_op(unsigned int op)  in is_bl_op()  argument
89 	return (op & 0xfc000003) == 0x48000001;  in is_bl_op()
92 static unsigned long find_bl_target(unsigned long ip, unsigned int op)  in find_bl_target()  argument
96 	offset = (op & 0x03fffffc);  in find_bl_target()
109 	unsigned int op;  in __ftrace_make_nop()  local
115 	if (probe_kernel_read(&op, (void *)ip, sizeof(int)))  in __ftrace_make_nop()
119 	if (!is_bl_op(op)) {  in __ftrace_make_nop()
120 		pr_err("Not expected bl: opcode is %x\n", op);  in __ftrace_make_nop()
125 	tramp = (void *)find_bl_target(ip, op);  in __ftrace_make_nop()
161 	op = 0x48000008;	/* b +8 */  in __ftrace_make_nop()
163 	if (patch_instruction((unsigned int *)ip, op))  in __ftrace_make_nop()
174 	unsigned int op;  in __ftrace_make_nop()  local
179 	if (probe_kernel_read(&op, (void *)ip, MCOUNT_INSN_SIZE))  in __ftrace_make_nop()
183 	if (!is_bl_op(op)) {  in __ftrace_make_nop()
184 		pr_err("Not expected bl: opcode is %x\n", op);  in __ftrace_make_nop()
189 	tramp = find_bl_target(ip, op);  in __ftrace_make_nop()
231 	op = PPC_INST_NOP;  in __ftrace_make_nop()
233 	if (patch_instruction((unsigned int *)ip, op))  in __ftrace_make_nop()
293 	unsigned int op[2];  in __ftrace_make_call()  local
297 	if (probe_kernel_read(op, ip, sizeof(op)))  in __ftrace_make_call()
309 	if ((op[0] != 0x48000008) || ((op[1] & 0xffff0000) != 0xe8410000)) {  in __ftrace_make_call()
310 		pr_err("Unexpected call sequence: %x %x\n", op[0], op[1]);  in __ftrace_make_call()
337 	unsigned int op;  in __ftrace_make_call()  local
341 	if (probe_kernel_read(&op, (void *)ip, MCOUNT_INSN_SIZE))  in __ftrace_make_call()
345 	if (op != PPC_INST_NOP) {  in __ftrace_make_call()
346 		pr_err("Expected NOP but have %x\n", op);  in __ftrace_make_call()
357 	op = create_branch((unsigned int *)ip,  in __ftrace_make_call()
359 	if (!op) {  in __ftrace_make_call()
366 	if (patch_instruction((unsigned int *)ip, op))  in __ftrace_make_call()