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[Xen-devel] Re: 2Gb Memory lost in

On Thu, May 19, 2011 at 09:17:11PM +0800, MaoXiaoyun wrote:
> Hi:
>       I was able to do some debug. And I'd like to sum this issue again. It 
> looks like has relation with xen_memory_setup(). arch/x86/xen/setup.c 
> 1) first in grub config, give dom0 5630M memory
>         kernel /xen-4.0.1.gz msi=1 iommu=off x2apic=off console=com1,vga 
> com1=115200,8n1 noreboot dom0_mem=5630M dom0_max_vcpus=4 dom0_vcpus_pin 
> cpuidle= 0 cpufreq=none no-xsave

Hm, no-xsave? I think you mean xsave=0

Also the cpuidle looks wrong. It should be cpuidle=0 (no space).
Lastly, why 'msi=1'? It is turned on by defualt.

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