1 files changed, 10 insertions, 3 deletions

diff --git a/meta/classes/boot-directdisk.bbclass b/meta/classes/boot-directdisk.bbclass
index 0da9932f4f..995d3e7fc6 100644
--- a/meta/classes/boot-directdisk.bbclass
+++ b/meta/classes/boot-directdisk.bbclass
@@ -71,10 +71,17 @@ boot_direct_populate() {
         # Install bzImage, initrd, and rootfs.img in DEST for all loaders to use.
         install -m 0644 ${STAGING_KERNEL_DIR}/bzImage $dest/vmlinuz
 
-        if [ -n "${INITRD}" ] && [ -s "${INITRD}" ]; then
-                install -m 0644 ${INITRD} $dest/initrd
+        # initrd is made of concatenation of multiple filesystem images
+        if [ -n "${INITRD}" ]; then
+                rm -f $dest/initrd
+                for fs in ${INITRD}
+                do
+                        if [ -n "${fs}" ] && [ -s "${fs}" ]; then
+                                cat ${fs} >> $dest/initrd
+                        fi
+                done
+                chmod 0644 $dest/initrd
         fi
-
 }
 
 build_boot_dd() {