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export-image: don't round up if already a multiple of 4MB

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Fixes #156
This commit is contained in:
Serge Schneider 2018-03-01 17:55:25 +00:00
parent 40eae05204
commit 4d689a25fd
1 changed files with 1 additions and 1 deletions
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export-image/prerun.sh
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@ -14,7 +14,7 @@ TOTAL_SIZE=$(du --apparent-size -s ${EXPORT_ROOTFS_DIR} --exclude var/cache/apt/
ROUND_SIZE="$((4 * 1024 * 1024))"
ROUNDED_ROOT_SECTOR=$(((2 * BOOT_SIZE + ROUND_SIZE) / ROUND_SIZE * ROUND_SIZE / 512 + 8192))
IMG_SIZE=$(((BOOT_SIZE + TOTAL_SIZE + (800 * 1024 * 1024) + ROUND_SIZE) / ROUND_SIZE * ROUND_SIZE))
IMG_SIZE=$(((BOOT_SIZE + TOTAL_SIZE + (800 * 1024 * 1024) + ROUND_SIZE - 1) / ROUND_SIZE * ROUND_SIZE))
truncate -s ${IMG_SIZE} ${IMG_FILE}
fdisk -H 255 -S 63 ${IMG_FILE} <<EOF