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xen-devel
Re: [Xen-devel] [PATCH] increase initial memory reservation for stubdom
Samuel Thibault wrote:
> Keir Fraser, le Thu 15 Jan 2009 17:34:26 +0000, a écrit :
>> Doesn't stubdom itself cause the auto-ballooner to be run?
>
> Yes. (and the issue was that here the auto-ballooner doesn't know that
> qemu hasn't taken the 8MB extra ballooned memory for video memory yet)
>
>> Could stubdom add on the extra headroom of the guest its servicing
>> when it requests ballooning? I don't know whether that would be
>> clearer/cleaner than your current patch...
>
> I don't know how that could be done, but it seems better to me.
>
It can be done: instead of requesting 16MB for the videoram (or whatever
is set in the config file) when we create the HVM domain, we request
them when we create the stubdom.
It also seems to me that this approach is cleaner, I'll try to come up
with a patch.
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