25 static int ftrace_modify_code(unsigned long pc, u32 old, u32 new,  in ftrace_modify_code()  argument
42 		if (replaced != old)  in ftrace_modify_code()
146 	u32 old, new;  in ftrace_make_call()  local
151 	old = aarch64_insn_gen_nop();  in ftrace_make_call()
154 	return ftrace_modify_code(pc, old, new, true);  in ftrace_make_call()
162 	u32 old, new;  in ftrace_modify_call()  local
169 	old = aarch64_insn_gen_branch_imm(pc, old_addr,  in ftrace_modify_call()
173 	return ftrace_modify_code(pc, old, new, true);  in ftrace_modify_call()
201 	u32 old, new;  in ftrace_init_nop()  local
203 	old = aarch64_insn_gen_nop();  in ftrace_init_nop()
207 	return ftrace_modify_code(pc, old, new, true);  in ftrace_init_nop()
218 	u32 old = 0, new;  in ftrace_make_nop()  local
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()
262 	unsigned long old;  in prepare_ftrace_return()  local
272 	old = *parent;  in prepare_ftrace_return()
274 	if (!function_graph_enter(old, self_addr, frame_pointer,  in prepare_ftrace_return()