lxc: add configuration section

Signed-off-by: Luka Perkov <luka@openwrt.org>

utils/lxc/Config.in

@@ -0,0 +1,15 @@
+menu "Configuration"
+        depends on PACKAGE_lxc
+
+config LXC_KERNEL_OPTIONS
+	bool "Enable kernel support for LXC"
+	default n
+	select KERNEL_CGROUPS
+	select KERNEL_NAMESPACES
+	select KERNEL_LXC_MISC
+	help
+	  Select needed kernel options for LXC related utilities. Options
+	  include cgroups, namespaces and other miscellaneous options. These
+	  options unfortunately can not be installed as a module.
+
+endmenu

utils/lxc/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=lxc
 PKG_VERSION:=1.0.5
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=http://linuxcontainers.org/downloads/
@@ -49,6 +49,10 @@ define Package/lxc
   MENU:=1
 endef
 
+define Package/lxc/config
+  source "$(SOURCE)/Config.in"
+endef
+
 define Package/lxc/description
  LXC is the userspace control package for Linux Containers, a lightweight
  virtual system mechanism sometimes described as "chroot on steroids".