backup機能させる（コアラ作）

recovery.fstab

@@ -1,8 +1,10 @@
-/ ext4 /dev/block/platform/bootdevice/by-name/system flags=display=
-/vendor ext4 /dev/block/platform/bootdevice/by-name/vendor flags=display=vendor
-/dtbo emmc /dev/block/platform/bootdevice/by-name/dtbo flags=display=dtbo
-/data ext4 /dev/block/platform/bootdevice/by-name/userdata flags=display=data
-/cache ext4 /dev/block/platform/bootdevice/by-name/cache flags=display=cache
+/system ext4 /dev/block/platform/bootdevice/by-name/system flags=ignoreblkid;backup=0;wipeingui=0
+/system_image emmc /dev/block/platform/bootdevice/by-name/system flags=display=system_image
+/vendor ext4 /dev/block/platform/bootdevice/by-name/vendor flags=ignoreblkid
+/vendor_image emmc /dev/block/platform/bootdevice/by-name/vendor flags=display=vendor_image
+/dtbo emmc /dev/block/platform/bootdevice/by-name/dtbo flags=backup=1
+/data ext4 /dev/block/platform/bootdevice/by-name/userdata flags=ignoreblkid;fsflags=noatime,nosuid,nodev,noauto_da_alloc,discard wait,check,quota,resize,reservedsize=128m,encryptable=/dev/block/platform/bootdevice/by-name/metadata
+/cache ext4 /dev/block/platform/bootdevice/by-name/cache flags=backup=1
 /mnt/vendor/nvdata ext4 /dev/block/platform/bootdevice/by-name/nvdata flags=display=nvdata
 /factory ext4 /dev/block/platform/bootdevice/by-name/factory flags=display=factory
 /mnt/vendor/nvcfg ext4 /dev/block/platform/bootdevice/by-name/nvcfg flags=display=nvcfg
@@ -12,21 +14,22 @@ auto vfat /devices/platform/soc/11190000.usb*
 auto vfat /devices/platform/soc/mt_usb* flags=display=auto
 auto vfat /devices/platform/soc/11201000.usb* flags=display=auto
 /external_sd auto /dev/block/mmcblk1p1 /dev/block/mmcblk1 flags=storage;removable
-/nvram emmc /dev/block/platform/bootdevice/by-name/nvram flags=display=nvram
-/proinfo emmc /dev/block/platform/bootdevice/by-name/proinfo flags=display=proinfo
-/bootloader emmc /dev/block/platform/bootdevice/by-name/lk flags=display=bootloader
-/bootloader2 emmc /dev/block/platform/bootdevice/by-name/lk2 flags=display=bootloader2
-/misc emmc /dev/block/platform/bootdevice/by-name/para flags=display=misc
-/boot emmc /dev/block/platform/bootdevice/by-name/boot flags=display=boot
-/recovery emmc /dev/block/platform/bootdevice/by-name/recovery flags=display=recovery
-/logo emmc /dev/block/platform/bootdevice/by-name/logo flags=display=logo
-/expdb emmc /dev/block/platform/bootdevice/by-name/expdb flags=display=expdb
+/nvram emmc /dev/block/platform/bootdevice/by-name/nvram flags=backup=1
+/proinfo emmc /dev/block/platform/bootdevice/by-name/proinfo flags=backup=1
+/bootloader emmc /dev/block/platform/bootdevice/by-name/lk flags=backup=1
+/bootloader2 emmc /dev/block/platform/bootdevice/by-name/lk2 flags=backup=1
+/misc emmc /dev/block/platform/bootdevice/by-name/para flags=backup=1
+/boot emmc /dev/block/platform/bootdevice/by-name/boot flags=backup=1
+/recovery emmc /dev/block/platform/bootdevice/by-name/recovery flags=backup=1
+/logo emmc /dev/block/platform/bootdevice/by-name/logo flags=backup=1
+/expdb emmc /dev/block/platform/bootdevice/by-name/expdb flags=backup=1
 /seccfg emmc /dev/block/platform/bootdevice/by-name/seccfg flags=display=seccfg
-/cam_vpu1 emmc /dev/block/platform/bootdevice/by-name/cam_vpu1 flags=display=cam_vpu1
-/cam_vpu2 emmc /dev/block/platform/bootdevice/by-name/cam_vpu2 flags=display=cam_vpu2
-/cam_vpu3 emmc /dev/block/platform/bootdevice/by-name/cam_vpu3 flags=display=cam_vpu3
-/vbmeta emmc /dev/block/platform/bootdevice/by-name/vbmeta flags=display=vbmeta
-/tee1 emmc /dev/block/platform/bootdevice/by-name/tee1 flags=display=tee1
-/tee2 emmc /dev/block/platform/bootdevice/by-name/tee2 flags=display=tee2
-/kb emmc /dev/block/platform/bootdevice/by-name/kb flags=display=kb
-/dkb emmc /dev/block/platform/bootdevice/by-name/dkb flags=display=dkb
+/cam_vpu1 emmc /dev/block/platform/bootdevice/by-name/cam_vpu1 flags=backup=1
+/cam_vpu2 emmc /dev/block/platform/bootdevice/by-name/cam_vpu2 flags=backup=1
+/cam_vpu3 emmc /dev/block/platform/bootdevice/by-name/cam_vpu3 flags=backup=1
+/vbmeta emmc /dev/block/platform/bootdevice/by-name/vbmeta flags=backup=1
+/tee1 emmc /dev/block/platform/bootdevice/by-name/tee1 flags=backup=1
+/tee2 emmc /dev/block/platform/bootdevice/by-name/tee2 flags=backup=1
+/kb emmc /dev/block/platform/bootdevice/by-name/kb flags=backup=1
+/dkb emmc /dev/block/platform/bootdevice/by-name/dkb flags=backup=1
+/metadata emmc /dev/block/platform/bootdevice/by-name/metadata flags=display="metadata";length=16384;backup=1