Created
February 8, 2022 22:37
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Resize the ext4 filesystem on OpenWrt after having resized the partition table.
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| opkg update | |
| opkg install losetup resize2fs | |
| BOOT="$(sed -n -e "/\s\/boot\s.*$/{s///p;q}" /etc/mtab)" | |
| DISK="${BOOT%%[0-9]*}" | |
| PART="$((${BOOT##*[^0-9]}+1))" | |
| ROOT="${DISK}${PART}" | |
| LOOP="$(losetup -f)" | |
| losetup ${LOOP} ${ROOT} | |
| fsck.ext4 -y ${LOOP} | |
| resize2fs ${LOOP} | |
| reboot |
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