25 static int ftrace_modify_code(unsigned long pc, u32 old, u32 new,  in ftrace_modify_code()  argument
39 		if (aarch64_insn_read((void *)pc, &replaced))  in ftrace_modify_code()
45 	if (aarch64_insn_patch_text_nosync((void *)pc, new))  in ftrace_modify_code()
56 	unsigned long pc;  in ftrace_update_ftrace_func()  local
59 	pc = (unsigned long)ftrace_call;  in ftrace_update_ftrace_func()
60 	new = aarch64_insn_gen_branch_imm(pc, (unsigned long)func,  in ftrace_update_ftrace_func()
63 	return ftrace_modify_code(pc, 0, new, false);  in ftrace_update_ftrace_func()
93 	unsigned long pc = rec->ip;  in ftrace_find_callable_addr()  local
94 	long offset = (long)*addr - (long)pc;  in ftrace_find_callable_addr()
123 		mod = __module_text_address(pc);  in ftrace_find_callable_addr()
145 	unsigned long pc = rec->ip;  in ftrace_make_call()  local
152 	new = aarch64_insn_gen_branch_imm(pc, addr, AARCH64_INSN_BRANCH_LINK);  in ftrace_make_call()
154 	return ftrace_modify_code(pc, old, new, true);  in ftrace_make_call()
161 	unsigned long pc = rec->ip;  in ftrace_modify_call()  local
169 	old = aarch64_insn_gen_branch_imm(pc, old_addr,  in ftrace_modify_call()
171 	new = aarch64_insn_gen_branch_imm(pc, addr, AARCH64_INSN_BRANCH_LINK);  in ftrace_modify_call()
173 	return ftrace_modify_code(pc, old, new, true);  in ftrace_modify_call()
200 	unsigned long pc = rec->ip - AARCH64_INSN_SIZE;  in ftrace_init_nop()  local
207 	return ftrace_modify_code(pc, old, new, true);  in ftrace_init_nop()
217 	unsigned long pc = rec->ip;  in ftrace_make_nop()  local
233 		return aarch64_insn_patch_text_nosync((void *)pc, new);  in ftrace_make_nop()
239 	old = aarch64_insn_gen_branch_imm(pc, addr, AARCH64_INSN_BRANCH_LINK);  in ftrace_make_nop()
241 	return ftrace_modify_code(pc, old, new, true);  in ftrace_make_nop()
303 	unsigned long pc = (unsigned long)&ftrace_graph_call;  in ftrace_modify_graph_caller()  local
306 	branch = aarch64_insn_gen_branch_imm(pc,  in ftrace_modify_graph_caller()
312 		return ftrace_modify_code(pc, nop, branch, true);  in ftrace_modify_graph_caller()
314 		return ftrace_modify_code(pc, branch, nop, true);  in ftrace_modify_graph_caller()