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Date: Wed, 4 Mar 2015 14:02:02 -0800
From: Andrew Morton <akpm@linux-foundation.org>
To: Minchan Kim <minchan@kernel.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        Juneho Choi <juno.choi@lge.com>, Gunho Lee <gunho.lee@lge.com>,
        Luigi Semenzato <semenzato@google.com>,
        Dan Streetman <ddstreet@ieee.org>,
        Seth Jennings <sjennings@variantweb.net>,
        Nitin Gupta <ngupta@vflare.org>, Jerome Marchand <jmarchan@redhat.com>,
        Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
        Joonsoo Kim <iamjoonsoo.kim@lge.com>, opensource.ganesh@gmail.com
Subject: Re: [PATCH v2 7/7] zsmalloc: add fullness into stat
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On Wed,  4 Mar 2015 14:01:32 +0900 Minchan Kim <minchan@kernel.org> wrote:

> +static int zs_stats_size_show(struct seq_file *s, void *v)
> +{
> +	int i;
> +	struct zs_pool *pool = s->private;
> +	struct size_class *class;
> +	int objs_per_zspage;
> +	unsigned long class_almost_full, class_almost_empty;
> +	unsigned long obj_allocated, obj_used, pages_used;
> +	unsigned long total_class_almost_full = 0, total_class_almost_empty = 0;
> +	unsigned long total_objs = 0, total_used_objs = 0, total_pages = 0;
> +
> +	seq_printf(s, " %5s %5s %11s %12s %13s %10s %10s %16s\n",
> +			"class", "size", "almost_full", "almost_empty",
> +			"obj_allocated", "obj_used", "pages_used",
> +			"pages_per_zspage");

Documentation?