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-rw-r--r--meta/classes/image_types.bbclass2
-rw-r--r--meta/conf/bitbake.conf4
2 files changed, 5 insertions, 1 deletions
diff --git a/meta/classes/image_types.bbclass b/meta/classes/image_types.bbclass
index 69f859e39..601a5fbb4 100644
--- a/meta/classes/image_types.bbclass
+++ b/meta/classes/image_types.bbclass
@@ -13,7 +13,7 @@ def get_imagecmds(d):
runimagecmd () {
# Image generation code for image type ${type}
- ROOTFS_SIZE=`du -ks ${IMAGE_ROOTFS}|awk '{size = $1 * ${IMAGE_OVERHEAD_FACTOR}; print (size > ${IMAGE_ROOTFS_SIZE} ? size : ${IMAGE_ROOTFS_SIZE}) }'`
+ ROOTFS_SIZE=`du -ks ${IMAGE_ROOTFS}|awk '{size = $1 * ${IMAGE_OVERHEAD_FACTOR} + ${IMAGE_ROOTFS_EXTRA_SPACE}; print (size > ${IMAGE_ROOTFS_SIZE} ? size : ${IMAGE_ROOTFS_SIZE}) }'`
${cmd}
cd ${DEPLOY_DIR_IMAGE}/
rm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.${type}
diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf
index 18028f300..35fd6f864 100644
--- a/meta/conf/bitbake.conf
+++ b/meta/conf/bitbake.conf
@@ -350,6 +350,10 @@ IMAGE_LINK_NAME = "${IMAGE_BASENAME}-${MACHINE}"
# This option allows for a precentage overage of the actaul image size rather than a
# fixed extra space
IMAGE_OVERHEAD_FACTOR ?= 1.3
+# This option allow for adding addition space in K above and beyond what the
+# IMAGE_OVERHEAD_FACTOR might add. To set a fixed size then overrideing IMAGE_ROOTFS_SIZE
+# with the max size one wants should do the trick
+IMAGE_ROOTFS_EXTRA_SPACE = "0"
EXTRA_IMAGEDEPENDS = ""