diff options
| -rw-r--r-- | meta/classes/image_types.bbclass | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/meta/classes/image_types.bbclass b/meta/classes/image_types.bbclass index d6cc87f79d..4983e9834d 100644 --- a/meta/classes/image_types.bbclass +++ b/meta/classes/image_types.bbclass @@ -58,9 +58,14 @@ IMAGE_CMD_ext2 = "oe_mkext234fs ext2 ${EXTRA_IMAGECMD}" IMAGE_CMD_ext3 = "oe_mkext234fs ext3 ${EXTRA_IMAGECMD}" IMAGE_CMD_ext4 = "oe_mkext234fs ext4 ${EXTRA_IMAGECMD}" +MIN_BTRFS_SIZE ?= "16777216" IMAGE_CMD_btrfs () { - dd if=/dev/zero of=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.btrfs count=${ROOTFS_SIZE} bs=1024 - mkfs.btrfs ${EXTRA_IMAGECMD} -r ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.btrfs + if [ ${ROOTFS_SIZE} -gt ${MIN_BTRFS_SIZE} ]; then + dd if=/dev/zero of=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.btrfs count=${ROOTFS_SIZE} bs=1024 + mkfs.btrfs ${EXTRA_IMAGECMD} -r ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.btrfs + else + bbfatal "Rootfs is too small for BTRFS (Rootfs Actual Size: ${ROOTFS_SIZE}, BTRFS Minimum Size: ${MIN_BTRFS_SIZE})" + fi } IMAGE_CMD_squashfs = "mksquashfs ${IMAGE_ROOTFS} ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.squashfs ${EXTRA_IMAGECMD} -noappend" |