android_device_samsung_msm8996-common/sepolicy/vold.te

allow vold hal_bootctl_hwservice:hwservice_manager find;

allow vold rootfs:dir { setattr add_name create write };

allow vold sysfs_mmc_host:file write;

# /efs
allow vold efs_file:dir r_dir_perms;

# /dev/block/mmcblk0p[0-9]
allow vold emmcblk_device:dir create_dir_perms;
allow vold emmcblk_device:blk_file create_file_perms;