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-rw-r--r--linux/linux.mk11
1 files changed, 11 insertions, 0 deletions
diff --git a/linux/linux.mk b/linux/linux.mk
index 9beb70645..5c5a1d296 100644
--- a/linux/linux.mk
+++ b/linux/linux.mk
@@ -196,6 +196,17 @@ linux-savedefconfig linux26-savedefconfig: dirs $(LINUX_DIR)/.stamp_configured
$(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) \
$(subst linux-,,$(subst linux26-,,$@))
+ifeq ($(BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG),y)
+linux-update-config linux26-update-config: $(LINUX_DIR)/.config
+ cp -f $(LINUX_DIR)/.config $(BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE)
+
+linux-update-defconfig linux26-update-defconfig: linux-savedefconfig
+ cp -f $(LINUX_DIR)/defconfig $(BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE)
+else
+linux-update-config linux26-update-config: ;
+linux-update-defconfig linux26-update-defconfig: ;
+endif
+
# Support for rebuilding the kernel after the cpio archive has
# been generated in $(BINARIES_DIR)/rootfs.cpio.
$(LINUX_DIR)/.stamp_initramfs_rebuilt: $(LINUX_DIR)/.stamp_target_installed $(LINUX_DIR)/.stamp_images_installed $(BINARIES_DIR)/rootfs.cpio