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[Xen-devel] [PATCH 1/6] Add a config option for memory hot add
| To: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxxxx>, Tim Deegan <Tim.Deegan@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] [PATCH 1/6] Add a config option for memory hot add |
| From: | "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> |
| Date: | Sun, 28 Jun 2009 17:27:14 +0800 |
| Accept-language: | en-US |
| Acceptlanguage: | en-US |
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| Delivery-date: | Sun, 28 Jun 2009 02:28:13 -0700 |
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| Thread-index: | Acn30p+CL/M+NK85RHuDveRFKjf7Bw== |
| Thread-topic: | [PATCH 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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