Re: [PATCH 2/7] [RFC]Move the cgroup debug subsys into cgroup.c to access internal state

[Li Zefan <lizf-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>]

> +static u64 current_css_set_refcount_read(struct cgroup *cont,

we can change those 'cont' to 'cgrp' along with this patch

> +					   struct cftype *cft)
> +{
> +	u64 count;
> +
> +	rcu_read_lock();
> +	count = atomic_read(&current->cgroups->refcount);
> +	rcu_read_unlock();
> +	return count;
> +}
> +
> +static u64 releasable_read(struct cgroup *cgrp, struct cftype *cft)
> +{
> +	return test_bit(CGRP_RELEASABLE, &cgrp->flags);
> +}
> +
> +static struct cftype debug_files[] =  {
> +	{
> +		.name = "cgroup_refcount",
> +		.read_u64 = cgroup_refcount_read,
> +	},

a trivial inconsistency that no blank line here

> +	{
> +		.name = "taskcount",
> +		.read_u64 = taskcount_read,
> +	},
> +
> +	{
> +		.name = "current_css_set",
> +		.read_u64 = current_css_set_read,
> +	},
> +
> +	{
> +		.name = "current_css_set_refcount",
> +		.read_u64 = current_css_set_refcount_read,
> +	},
> +
> +	{
> +		.name = "releasable",
> +		.read_u64 = releasable_read,
> +	},
> +};