linux-kernel - Re: [RFC][PATCH 2/7] RSS controller core

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Message-Id: <20070306140036.4e85bd2f.akpm@linux-foundation.org>
Date:	Tue, 6 Mar 2007 14:00:36 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Pavel Emelianov <xemul@...ru>
Cc:	Paul Menage <menage@...gle.com>,
	Srivatsa Vaddagiri <vatsa@...ibm.com>,
	Balbir Singh <balbir@...ibm.com>, devel@...nvz.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	containers@...ts.osdl.org, Kirill Korotaev <dev@...ru>
Subject: Re: [RFC][PATCH 2/7] RSS controller core

On Tue, 06 Mar 2007 17:55:29 +0300
Pavel Emelianov <xemul@...ru> wrote:

> +struct rss_container {
> +	struct res_counter res;
> +	struct list_head page_list;
> +	struct container_subsys_state css;
> +};
> +
> +struct page_container {
> +	struct page *page;
> +	struct rss_container *cnt;
> +	struct list_head list;
> +};

ah.  This looks good.  I'll find a hunk of time to go through this work
and through Paul's patches.  It'd be good to get both patchsets lined
up in -mm within a couple of weeks.  But..

We need to decide whether we want to do per-container memory limitation via
these data structures, or whether we do it via a physical scan of some
software zone, possibly based on Mel's patches.

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