Network classid cgroup

modulename: netclassid_cgroup.ko

configname: CONFIG_CGROUP_NET_CLASSID

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Network classid cgroup
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Cgroup subsystem for use as general purpose socket classid marker that is
being used in cls_cgroup and for netfilter matching.

source code:
net/core/netclassid_cgroup.c
selects
CONFIG_SOCK_CGROUP_DATA

depends
CONFIG_CGROUPS
CONFIG_NET