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Re: [Xen-devel] [PATCH 2 of 4] x86: make the pv-only e820 array be dynamic
- To: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>, <Ian.Campbell@xxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>, <Tim.Deegan@xxxxxxxxxx>
- From: Keir Fraser <keir@xxxxxxx>
- Date: Tue, 12 Apr 2011 13:32:01 +0100
- Cc:
- Delivery-date: Tue, 12 Apr 2011 05:33:33 -0700
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- Thread-topic: [Xen-devel] [PATCH 2 of 4] x86: make the pv-only e820 array be dynamic
On 11/04/2011 22:35, "Konrad Rzeszutek Wilk" <konrad.wilk@xxxxxxxxxx> wrote:
> # HG changeset patch
> # User Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> # 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
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