static int cgrp_css_online(struct cgroup *cgrp)
{
	if (cgrp->parent)
		cgrp_cls_state(cgrp)->classid =
			cgrp_cls_state(cgrp->parent)->classid;
	return 0;
}
static struct cgroup_subsys_state *cgrp_create(struct cgroup *cgrp)
{
	struct cgroup_cls_state *cs;

	cs = kzalloc(sizeof(*cs), GFP_KERNEL);
	if (!cs)
		return ERR_PTR(-ENOMEM);

	if (cgrp->parent)
		cs->classid = cgrp_cls_state(cgrp->parent)->classid;

	return &cs->css;
}
static void cgrp_css_free(struct cgroup *cgrp)
{
	kfree(cgrp_cls_state(cgrp));
}
示例#4
0
static int write_classid(struct cgroup *cgrp, struct cftype *cft, u64 value)
{
	cgrp_cls_state(cgrp)->classid = (u32) value;
	return 0;
}
示例#5
0
static u64 read_classid(struct cgroup *cgrp, struct cftype *cft)
{
	return cgrp_cls_state(cgrp)->classid;
}
示例#6
0
static void cgrp_destroy(struct cgroup_subsys *ss, struct cgroup *cgrp)
{
	kfree(cgrp_cls_state(cgrp));
}