cgroup_rm_cftypes 1591 block/blk-cgroup.c 		cgroup_rm_cftypes(pol->dfl_cftypes);
cgroup_rm_cftypes 1593 block/blk-cgroup.c 		cgroup_rm_cftypes(pol->legacy_cftypes);
cgroup_rm_cftypes  116 include/linux/cgroup.h int cgroup_rm_cftypes(struct cftype *cfts);