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Re: [Xen-devel] [PATCH] Allow max_pages to be set to less than tot_pages
| To: | Tim Deegan <Tim.Deegan@xxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] Allow max_pages to be set to less than tot_pages |
| From: | Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> |
| Date: | Thu, 21 Oct 2010 18:26:32 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Thu, 21 Oct 2010 10:27:28 -0700 |
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Tim Deegan writes ("[Xen-devel] [PATCH] Allow max_pages to be set to less than
tot_pages"):
> The memory allocation code sometimes needs to enforce that a guest
> that's been told to balloon down isn't going to expand further (because
> it's still executing a previous balloon-up operation). That means being
> able to set the desired max_pages even before the balloon driver has
> brought tot_pages down to the right level.
>
> Signed-off-by: Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Ian.
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