linux-kernel - Re: [PATCH v8 7/7] x86, mm: Add set_memory

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Message-ID: <20150225072228.GA13061@gmail.com>
Date:	Wed, 25 Feb 2015 08:22:28 +0100
From:	Ingo Molnar <mingo@...nel.org>
To:	Toshi Kani <toshi.kani@...com>
Cc:	hpa@...or.com, tglx@...utronix.de, mingo@...hat.com,
	akpm@...ux-foundation.org, arnd@...db.de, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, jgross@...e.com,
	stefan.bader@...onical.com, luto@...capital.net, hmh@....eng.br,
	yigal@...xistor.com, konrad.wilk@...cle.com, Elliott@...com
Subject: Re: [PATCH v8 7/7] x86, mm: Add set_memory_wt() for WT


* Toshi Kani <toshi.kani@...com> wrote:

> +int set_pages_array_wt(struct page **pages, int addrinarray)
> +{
> +	return _set_pages_array(pages, addrinarray, _PAGE_CACHE_MODE_WT);
> +}
> +EXPORT_SYMBOL(set_pages_array_wt);

So by default we make new APIs EXPORT_SYMBOL_GPL(): we 
don't want proprietary modules mucking around with new code 
PAT interfaces, we only want modules we can analyze and fix 
in detail.

Thanks,

	Ingo
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