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xen-devel
[Xen-devel] Re: [PATCH V2] xen/balloon: Memory hotplug support for Xen b
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To: |
Daniel Kiper <dkiper@xxxxxxxxxxxx> |
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Subject: |
[Xen-devel] Re: [PATCH V2] xen/balloon: Memory hotplug support for Xen balloon driver |
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From: |
Dave Hansen <dave@xxxxxxxxxxxxxxxxxx> |
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Date: |
Tue, 03 May 2011 09:32:33 -0700 |
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Cc: |
jeremy@xxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, ian.campbell@xxxxxxxxxx, haicheng.li@xxxxxxxxxxxxxxx, konrad.wilk@xxxxxxxxxx, dan.magenheimer@xxxxxxxxxx, v.tolstov@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, rientjes@xxxxxxxxxx, andi.kleen@xxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, fengguang.wu@xxxxxxxxx, wdauchy@xxxxxxxxx |
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Tue, 03 May 2011 09:37:57 -0700 |
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<20110502220148.GI4623@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> |
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On Tue, 2011-05-03 at 00:01 +0200, Daniel Kiper wrote:
> @@ -448,6 +575,14 @@ static int __init balloon_init(void)
> balloon_stats.retry_count = 1;
> balloon_stats.max_retry_count = RETRY_UNLIMITED;
>
> +#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
> + balloon_stats.hotplug_pages = 0;
> + balloon_stats.balloon_hotplug = 0;
> +
> + register_online_page_callback(&xen_online_page);
> + register_memory_notifier(&xen_memory_nb);
> +#endif
This is 100% static, apparently. XEN_BALLOON can't be a module, so I
still don't see the point of having the un/register stuff.
-- Dave
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