image/cpio.gz: ensure inodes are allocated in a reproducible way

Signed-off-by: Alexander Couzens <lynxis@fe80.eu>

diff --git a/include/image.mk b/include/image.mk
index 5d54bc7947e692dacd7b4e4e2e845b0e824bfc30..c964bd5aacf31668dbcde2f5d61609977d03187e 100644 (file)
--- a/include/image.mk
+++ b/include/image.mk
@@ -327,7 +327,7 @@ endif
 
 ifdef CONFIG_TARGET_ROOTFS_CPIOGZ
   define Image/Build/cpiogz
-       ( cd $(TARGET_DIR); find . | cpio -o -H newc -R root:root | gzip -9n >$(BIN_DIR)/$(IMG_ROOTFS).cpio.gz )
+       ( cd $(TARGET_DIR); find . | cpio --reproducible -o -H newc -R root:root | gzip -9n >$(BIN_DIR)/$(IMG_ROOTFS).cpio.gz )
   endef
 endif