diff --git a/conf/linux_defconfig b/conf/linux_defconfig
index c1812e7..7e703d5 100644
--- a/conf/linux_defconfig
+++ b/conf/linux_defconfig
@@ -56,9 +56,6 @@ CONFIG_USB_STORAGE=y
 CONFIG_VIRTIO_MMIO=y
 # CONFIG_IOMMU_SUPPORT is not set
 CONFIG_EXT3_FS=y
-# CONFIG_FILE_LOCKING is not set
-# CONFIG_DNOTIFY is not set
-# CONFIG_INOTIFY_USER is not set
 # CONFIG_PROC_PAGE_MONITOR is not set
 CONFIG_TMPFS=y
 # CONFIG_MISC_FILESYSTEMS is not set