[Devel] Re: [PATCH][for -mm] per-zone and reclaim enhancements for memory controller take 3 [3/10] per-zone active inactive counter

[YAMAMOTO Takashi]

> +static inline struct mem_cgroup_per_zone *
> +mem_cgroup_zoneinfo(struct mem_cgroup *mem, int nid, int zid)
> +{
> +	if (!mem->info.nodeinfo[nid])

can this be true?

YAMAMOTO Takashi

> +		return NULL;
> +	return &mem->info.nodeinfo[nid]->zoneinfo[zid];
> +}
> +
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