24 static int ftrace_modify_code(unsigned long pc, u32 old, u32 new,  in ftrace_modify_code()  argument
44 	if (aarch64_insn_patch_text_nosync((void *)pc, new))  in ftrace_modify_code()
56 	u32 new;  in ftrace_update_ftrace_func()  local
59 	new = aarch64_insn_gen_branch_imm(pc, (unsigned long)func,  in ftrace_update_ftrace_func()
62 	return ftrace_modify_code(pc, 0, new, false);  in ftrace_update_ftrace_func()
85 	u32 old, new;  in ftrace_make_call()  local
122 	new = aarch64_insn_gen_branch_imm(pc, addr, AARCH64_INSN_BRANCH_LINK);  in ftrace_make_call()
124 	return ftrace_modify_code(pc, old, new, true);  in ftrace_make_call()
132 	u32 old, new;  in ftrace_modify_call()  local
136 	new = aarch64_insn_gen_branch_imm(pc, addr, AARCH64_INSN_BRANCH_LINK);  in ftrace_modify_call()
138 	return ftrace_modify_code(pc, old, new, true);  in ftrace_modify_call()
166 	u32 old, new;  in ftrace_init_nop()  local
169 	new = aarch64_insn_gen_move_reg(AARCH64_INSN_REG_9,  in ftrace_init_nop()
172 	return ftrace_modify_code(pc, old, new, true);  in ftrace_init_nop()
184 	u32 old = 0, new;  in ftrace_make_nop()  local
228 	new = aarch64_insn_gen_nop();  in ftrace_make_nop()
230 	return ftrace_modify_code(pc, old, new, validate);  in ftrace_make_nop()