linux-kernel - Re: [-mm PATCH] register_memory/unregister

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Message-Id: <1202853434.11188.76.camel@nimitz.home.sr71.net>
Date:	Tue, 12 Feb 2008 13:57:14 -0800
From:	Dave Hansen <haveblue@...ibm.com>
To:	Badari Pulavarty <pbadari@...ibm.com>
Cc:	Yasunori Goto <y-goto@...fujitsu.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	lkml <linux-kernel@...r.kernel.org>, greg@...ah.com,
	linux-mm <linux-mm@...ck.org>
Subject: Re: [-mm PATCH] register_memory/unregister_memory clean ups


On Tue, 2008-02-12 at 13:56 -0800, Badari Pulavarty wrote:
> 
> +static void __remove_section(struct zone *zone, unsigned long
> section_nr)
> +{
> +       if (!valid_section_nr(section_nr))
> +               return;
> +
> +       unregister_memory_section(__nr_to_section(section_nr));
> +       sparse_remove_one_section(zone, section_nr);
> +}

I do think passing in a mem_section* here is highly superior.  It makes
it impossible to pass a pfn in and not get a warning.

-- Dave

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