Add support for overlayfs

Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>

diff --git a/alpine-dom0/linux-builder/linux-config b/alpine-dom0/linux-builder/linux-config
index 91a9e8830f127b715f5f4f7fdeb09d710f18b7c9..be41da9be9a7e02de3c5debe44a386afcdd23cb4 100644 (file)
--- a/alpine-dom0/linux-builder/linux-config
+++ b/alpine-dom0/linux-builder/linux-config
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/x86 4.14.0-rc7 Kernel Configuration
+# Linux/x86 4.14.0 Kernel Configuration
 #
 CONFIG_64BIT=y
 CONFIG_X86_64=y
@@ -3976,7 +3976,9 @@ CONFIG_QUOTACTL=y
 CONFIG_QUOTACTL_COMPAT=y
 CONFIG_AUTOFS4_FS=y
 # CONFIG_FUSE_FS is not set
-# CONFIG_OVERLAY_FS is not set
+CONFIG_OVERLAY_FS=y
+CONFIG_OVERLAY_FS_REDIRECT_DIR=y
+CONFIG_OVERLAY_FS_INDEX=y
 
 #
 # Caches