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[Xen-devel] [PATCH v2.0 1/6] Add a config option for memory hot add
| To: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] [PATCH v2.0 1/6] Add a config option for memory hot add |
| From: | "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> |
| Date: | Wed, 8 Jul 2009 15:44:08 +0800 |
| Accept-language: | en-US |
| Acceptlanguage: | en-US |
| Cc: | Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Wed, 08 Jul 2009 00:49:24 -0700 |
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| Thread-index: | Acn/n+A3yJUALD5FQNSIqtARBUwsjg== |
| Thread-topic: | [PATCH v2.0 1/6] Add a config option for memory hot add |
This patch add an option for memory hot add. Signed-off-by: Jiang, Yunhong <yunhong.jiang@xxxxxxxxx> diff -r d5c97cd22d6f xen/include/asm-x86/config.h --- a/xen/include/asm-x86/config.h Thu Jun 25 14:30:00 2009 +0100 +++ b/xen/include/asm-x86/config.h Thu Jun 25 21:40:56 2009 +0800 @@ -41,6 +41,10 @@ #define CONFIG_HOTPLUG 1 #define CONFIG_HOTPLUG_CPU 1 +#define CONFIG_MEMORY_HOTPLUG 1 + +/* In x86_32, we support only 16G at most */ +#define X86_MAX_PFN (16UL << (30 - PAGE_SHIFT)) #define HZ 100
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