If defined, this variable value overrides the size of ext* partition file
created by mkfs.
Otherwise previous logic based on ROOTFS_SIZE variable is used.
It should be set when the final file size would not be above a specific value
due to fixed
partitionning for example.
Signed-off-by: Charles-Antoine Couret <charles-antoine.cou...@mind.be>
---
meta/classes-recipe/image_types.bbclass | 25 +++++++++++++++++--------
1 file changed, 17 insertions(+), 8 deletions(-)
diff --git a/meta/classes-recipe/image_types.bbclass
b/meta/classes-recipe/image_types.bbclass
index e4939af459..cebbb61545 100644
--- a/meta/classes-recipe/image_types.bbclass
+++ b/meta/classes-recipe/image_types.bbclass
@@ -68,24 +68,33 @@ IMAGE_CMD:cramfs = "mkfs.cramfs ${IMAGE_ROOTFS}
${IMGDEPLOYDIR}/${IMAGE_NAME}${I
oe_mkext234fs () {
fstype=$1
+ image_file_maxsize=$2
extra_imagecmd=""
+ rootfs_file_size=$ROOTFS_SIZE
- if [ $# -gt 1 ]; then
- shift
+ if [ $# -gt 2 ]; then
+ shift 2
extra_imagecmd=$@
fi
+
+ if [[ "${image_file_maxsize}" != "\"\"" ]]; then
+ # Remove quotes to get numbers only
+ rootfs_file_size=$(echo "${image_file_maxsize}" | tr -d '"')
+ fi
+
# If generating an empty image the size of the sparse block should be
large
# enough to allocate an ext4 filesystem using 4096 bytes per inode,
this is
# about 60K, so dd needs a minimum count of 60, with bs=1024 (bytes per
IO)
eval local COUNT=\"0\"
eval local MIN_COUNT=\"60\"
- if [ $ROOTFS_SIZE -lt $MIN_COUNT ]; then
+ if [ $rootfs_file_size -lt $MIN_COUNT ]; then
eval COUNT=\"$MIN_COUNT\"
fi
+
# Create a sparse image block
- bbdebug 1 Executing "dd if=/dev/zero
of=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype seek=$ROOTFS_SIZE
count=$COUNT bs=1024"
- dd if=/dev/zero
of=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype seek=$ROOTFS_SIZE
count=$COUNT bs=1024
+ bbdebug 1 Executing "dd if=/dev/zero
of=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype
seek=$rootfs_file_size count=$COUNT bs=1024"
+ dd if=/dev/zero
of=${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype
seek=$rootfs_file_size count=$COUNT bs=1024
bbdebug 1 "Actual Rootfs size: `du -s ${IMAGE_ROOTFS}`"
bbdebug 1 "Actual Partition size: `stat -c '%s'
${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype`"
bbdebug 1 Executing "mkfs.$fstype -F $extra_imagecmd
${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype -d ${IMAGE_ROOTFS}"
@@ -94,9 +103,9 @@ oe_mkext234fs () {
fsck.$fstype -pvfD
${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.$fstype || [ $? -le 3 ]
}
-IMAGE_CMD:ext2 = "oe_mkext234fs ext2 ${EXTRA_IMAGECMD}"
-IMAGE_CMD:ext3 = "oe_mkext234fs ext3 ${EXTRA_IMAGECMD}"
-IMAGE_CMD:ext4 = "oe_mkext234fs ext4 ${EXTRA_IMAGECMD}"
+IMAGE_CMD:ext2 = "oe_mkext234fs ext2 \"${IMAGE_FILE_MAXSIZE:ext2}\"
${EXTRA_IMAGECMD}"
+IMAGE_CMD:ext3 = "oe_mkext234fs ext3 \"${IMAGE_FILE_MAXSIZE:ext3}\"
${EXTRA_IMAGECMD}"
+IMAGE_CMD:ext4 = "oe_mkext234fs ext4 \"${IMAGE_FILE_MAXSIZE:ext4}\"
${EXTRA_IMAGECMD}"
MIN_BTRFS_SIZE ?= "16384"
IMAGE_CMD:btrfs () {
--
2.40.1
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