linux-kernel - Re: [PATCH 5/5] x86: EFI memory mapping changes according to changes to ioremap and c_p

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Date:	Thu, 31 Jan 2008 06:36:51 -0800
From:	Arjan van de Ven <arjan@...radead.org>
To:	"Huang, Ying" <ying.huang@...el.com>
Cc:	Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] x86: EFI memory mapping changes according to
 changes to ioremap and c_p_a

On Thu, 31 Jan 2008 15:36:08 +0800
"Huang, Ying" <ying.huang@...el.com> wrote:

> The patch fixes EFI runtime memory mapping code according to the
> changes to ioremap() and change_page_attr().

this is way overkill. really.

Just call set_memory_x() after your ioremap call, and call set_memory_nx() before the iounmap.
THere is no need to hack up ioremap for any of this stuff. At all.

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