stx-kconfig.cfg: add missing kernel features for docker

Add the following missing kernel features for docker:
- CONFIG_CFQ_GROUP_IOSCHED=y
- CONFIG_IOSCHED_CFQ=y
- CONFIG_VETH=y
- CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m

Issue-ID: INF-108
Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
Change-Id: Id8c0f6192747e398b6b63dbe35073d5cd13a3f3c
diff --git a/meta-stx/recipes-kernel/linux/linux/stx-kconfig.cfg b/meta-stx/recipes-kernel/linux/linux/stx-kconfig.cfg
index 15674a1..e507ff1 100644
--- a/meta-stx/recipes-kernel/linux/linux/stx-kconfig.cfg
+++ b/meta-stx/recipes-kernel/linux/linux/stx-kconfig.cfg
@@ -7,6 +7,12 @@
 CONFIG_IXGBEVF=m
 CONFIG_FPGA=y
 
+# Support for docker
+CONFIG_CFQ_GROUP_IOSCHED=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_VETH=y
+CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m
+
 # Support for NUMA
 CONFIG_NUMA=y
 CONFIG_NUMA_BALANCING=y