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| author | Mark Salyzyn <salyzyn@google.com> | 2017-07-07 14:45:31 -0700 |
|---|---|---|
| committer | Mark Salyzyn <salyzyn@google.com> | 2017-07-21 08:32:49 -0700 |
| commit | 8f4583cb108107d0b99c81eea162bf3cc23f0472 (patch) | |
| tree | 5f09b10a2da93057148032fa1943465af11bb0ea | |
| parent | 97ae220d07f2dd7f62343dfd159a81f247f14129 (diff) | |
| download | hikey-8f4583cb108107d0b99c81eea162bf3cc23f0472.tar.gz | |
generate_ptable.sh Use dd conv=sparse
When constructing the image, by using sparse we do not place too
much stress on the /tmp/ filesystem.
Test: manual, ensure all images compare before and after
Bug: 38446744
Change-Id: I72593e2a5176b7a8f0373ed54d2e626220373307
| -rwxr-xr-x | l-loader/generate_ptable.sh | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/l-loader/generate_ptable.sh b/l-loader/generate_ptable.sh index 80254f81..779700fc 100755 --- a/l-loader/generate_ptable.sh +++ b/l-loader/generate_ptable.sh @@ -28,13 +28,13 @@ echo ${BK_PTABLE_LBA} # get the partition table case ${PTABLE} in tiny) - dd if=/dev/zero of=${TEMP_FILE} bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} + dd if=/dev/zero of=${TEMP_FILE} conv=sparse bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} sgdisk -U -R -v ${TEMP_FILE} sgdisk -n 1:2048:4095 -t 1:0700 -u 1:F9F21F01-A8D4-5F0E-9746-594869AEC3E4 -c 1:"vrl" -p ${TEMP_FILE} sgdisk -n 2:4096:6143 -t 2:0700 -u 2:F9F21F02-A8D4-5F04-9746-594869AEC3E4 -c 2:"vrl_backup" -p ${TEMP_FILE} ;; aosp*) - dd if=/dev/zero of=${TEMP_FILE} bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} + dd if=/dev/zero of=${TEMP_FILE} conv=sparse bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} sgdisk -U 2CB85345-6A91-4043-8203-723F0D28FBE8 -v ${TEMP_FILE} #[1: vrl: 1M-2M] sgdisk -n 1:0:+1M -t 1:0700 -u 1:496847AB-56A1-4CD5-A1AD-47F4ACF055C9 -c 1:"vrl" ${TEMP_FILE} @@ -58,7 +58,7 @@ case ${PTABLE} in sgdisk -n -E -t 10:8300 -u 10:064111F6-463B-4CE1-876B-13F3684CE164 -c 10:"userdata" -p ${TEMP_FILE} ;; linux*) - dd if=/dev/zero of=${TEMP_FILE} bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} + dd if=/dev/zero of=${TEMP_FILE} conv=sparse bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} sgdisk -U 2CB85345-6A91-4043-8203-723F0D28FBE8 -v ${TEMP_FILE} #[1: vrl: 1M-2M] sgdisk -n 1:0:+1M -t 1:0700 -u 1:496847AB-56A1-4CD5-A1AD-47F4ACF055C9 -c 1:"vrl" ${TEMP_FILE} @@ -80,7 +80,7 @@ case ${PTABLE} in sgdisk -n -E -t 9:8300 -u 9:FC56E345-2E8E-49AE-B2F8-5B9D263FE377 -c 9:"system" ${TEMP_FILE} ;; swap*) - dd if=/dev/zero of=${TEMP_FILE} bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} + dd if=/dev/zero of=${TEMP_FILE} conv=sparse bs=${SECTOR_SIZE} count=${SECTOR_NUMBER} sgdisk -U 2CB85345-6A91-4043-8203-723F0D28FBE8 -v ${TEMP_FILE} #[1: vrl: 1M-2M] sgdisk -n 1:0:+1M -t 1:0700 -u 1:496847AB-56A1-4CD5-A1AD-47F4ACF055C9 -c 1:"vrl" ${TEMP_FILE} @@ -106,7 +106,7 @@ case ${PTABLE} in esac # get the main and the backup parts of the partition table -dd if=${TEMP_FILE} of=prm_ptable.img bs=${SECTOR_SIZE} count=34 -dd if=${TEMP_FILE} of=sec_ptable.img skip=${BK_PTABLE_LBA} bs=${SECTOR_SIZE} count=33 +dd if=${TEMP_FILE} of=prm_ptable.img conv=sparse bs=${SECTOR_SIZE} count=34 +dd if=${TEMP_FILE} of=sec_ptable.img conv=sparse skip=${BK_PTABLE_LBA} bs=${SECTOR_SIZE} count=33 rm -f ${TEMP_FILE} |