linux-kernel - Re: [PATCH 06/19] x86, mm: setup page table in top-down

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Message-ID: <CAE9FiQWSb5D=DZRA6AceonMwBEjEgVEodvnC0aQwa4H3v+e_2A@mail.gmail.com>
Date:	Mon, 22 Oct 2012 11:22:07 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Stefano Stabellini <stefano.stabellini@...citrix.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>, Jacob Shin <jacob.shin@....com>,
	Tejun Heo <tj@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 06/19] x86, mm: setup page table in top-down

On Mon, Oct 22, 2012 at 11:17 AM, Yinghai Lu <yinghai@...nel.org> wrote:
> On Mon, Oct 22, 2012 at 6:19 AM, Stefano Stabellini

> How about put sth:
> ---
> Xen mmu requires pages from this function should be directly mapped already.
> ---
>
> or you can introduce some doc tag specially that we can out those
> assumption easily?

I add

/* Xen requires pages from this function should be directly mapped already */

in   [PATCH] x86, mm: Add alloc_low_pages(num)

hope you are happy with that.
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