[Devel] Re: [PATCH 4/4] swapcgroup: modify vm_swap_full for cgroup

[KAMEZAWA Hiroyuki]

On Thu, 22 May 2008 15:22:24 +0900
Daisuke Nishimura <nishimura at mxp.nes.nec.co.jp> wrote:

> +	mem = p->memcg[swp_offset(entry)];
> +	usage = swap_cgroup_read_usage(mem) / PAGE_SIZE;
> +	limit = swap_cgroup_read_limit(mem) / PAGE_SIZE;
> +	limit = (limit < total_swap_pages) ? limit : total_swap_pages;

mem can be NULL here.

Thanks,
-Kame

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