linux-kernel - Re: [PATCH 1/5] x86: Only direct map addresses that are marked as E820

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Message-ID: <502978F5.9020100@zytor.com>
Date:	Mon, 13 Aug 2012 15:00:21 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Tejun Heo <tj@...nel.org>
CC:	Jacob Shin <jacob.shin@....com>, X86-ML <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Andreas Herrmann <andreas.herrmann3@....com>,
	Borislav Petkov <borislav.petkov@....com>
Subject: Re: [PATCH 1/5] x86: Only direct map addresses that are marked as
 E820_RAM

On 08/13/2012 02:58 PM, Tejun Heo wrote:
> 
> Also, please mention the possibility of using smaller size memory
> mappings if e820 didn't align physical memory to GB boundary.
> 

... as it generally won't.

	-hpa

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