linux-kernel - Re: [PATCH] x86-64: improve e820_search

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Message-ID: <4A0492EA.6080403@zytor.com>
Date:	Fri, 08 May 2009 13:15:38 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	Jan Beulich <jbeulich@...ell.com>, mingo@...e.hu,
	tglx@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86-64: improve e820_search_gap()

Andi Kleen wrote:
> "Jan Beulich" <jbeulich@...ell.com> writes:
>> Why blindly? Aren't hotpluggable memory ranges supposed to be reserved
>> in the E820 map?
> 
> They are supposed to be reserved in SRAT, but not in e820.

Ah, okay.  Perhaps we should fold this information into our internal 
"e820" map?  If so I guess the question is how soon we can do that.

	-hpa

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