From mboxrd@z Thu Jan  1 00:00:00 1970
From: Keir Fraser <keir@xen.org>
Subject: Re: [PATCH 2 of 4] x86: make the pv-only e820 array be
	dynamic
Date: Tue, 12 Apr 2011 13:32:01 +0100
Message-ID: <C9CA04D1.2C8FB%keir@xen.org>
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To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, xen-devel@lists.xensource.com, Ian.Campbell@citrix.com, Ian Jackson <Ian.Jackson@eu.citrix.com>, Tim.Deegan@citrix.com
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On 11/04/2011 22:35, "Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com> wrote:

> # HG changeset patch
> # User Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> # Date 1302295108 14400
> # Node ID e7057fec103ba69776d157d470d630ce99dbc540
> # Parent  0f279f43f41ffa8549e076f2a30f499bd8d6cc1d
> x86: make the pv-only e820 array be dynamic.
> 
> During creation of the PV domain we allocate the E820 structure to
> have the amount of E820 entries on the machine, plus the number three.

How cunning.

Why wouldn't you just allocate exactly the right size of array in
XENMEM_set_memory_map?

 -- Keir