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make root filesystem 4M aligned (#154)

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James Ruan 2018-03-02 01:52:26 +08:00 committed by XECDesign
parent e6f7cd5cd6
commit 40eae05204
1 changed files with 2 additions and 1 deletions
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3
export-image/prerun.sh
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@ -13,6 +13,7 @@ BOOT_SIZE=$(du --apparent-size -s ${EXPORT_ROOTFS_DIR}/boot --block-size=1 | cut
TOTAL_SIZE=$(du --apparent-size -s ${EXPORT_ROOTFS_DIR} --exclude var/cache/apt/archives --block-size=1 | cut -f 1)
ROUND_SIZE="$((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))
truncate -s ${IMG_SIZE} ${IMG_FILE}
@ -29,7 +30,7 @@ c
n
8192
${ROUNDED_ROOT_SECTOR}
p