2024-06-05andorid属性读写 + 恢复出厂设置保存文件标志位到 persist 分区1.关于selinux权限和用户权限组修改device/feixiang/sepolicy/radio.te allowradiopersist_file:dir{searchgetattrreadwriteadd_nameremove_name}; allowradiopersist_file:file{getattrreadwritecreateopenunlink}; system/core/rootdir