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-rw-r--r--fs/cpio/cpio.mk24
1 files changed, 19 insertions, 5 deletions
diff --git a/fs/cpio/cpio.mk b/fs/cpio/cpio.mk
index ab7d54618..aa20b4107 100644
--- a/fs/cpio/cpio.mk
+++ b/fs/cpio/cpio.mk
@@ -4,15 +4,29 @@
#
#############################################################
-define ROOTFS_CPIO_INIT_SYMLINK
- rm -f $(TARGET_DIR)/init
- ln -s sbin/init $(TARGET_DIR)/init
+ifeq ($(BR2_ROOTFS_DEVICE_CREATION_STATIC),y)
+
+define ROOTFS_CPIO_ADD_INIT
+ if [ ! -e $(TARGET_DIR)/init ]; then \
+ ln -sf sbin/init $(TARGET_DIR)/init; \
+ fi
+endef
+
+else
+# devtmpfs does not get automounted when initramfs is used.
+# Add a pre-init script to mount it before running init
+define ROOTFS_CPIO_ADD_INIT
+ if [ ! -e $(TARGET_DIR)/init ]; then \
+ $(INSTALL) -m 0755 fs/cpio/init $(TARGET_DIR)/init; \
+ fi
endef
-ROOTFS_CPIO_PRE_GEN_HOOKS += ROOTFS_CPIO_INIT_SYMLINK
+endif # BR2_ROOTFS_DEVICE_CREATION_STATIC
+
+ROOTFS_CPIO_PRE_GEN_HOOKS += ROOTFS_CPIO_ADD_INIT
define ROOTFS_CPIO_CMD
cd $(TARGET_DIR) && find . | cpio --quiet -o -H newc > $$@
endef
-$(eval $(call ROOTFS_TARGET,cpio)) \ No newline at end of file
+$(eval $(call ROOTFS_TARGET,cpio))