Re: [Xen-devel] 2.6.27-rc1 >4096MB issue

["Carl Jones" <carl.jones@xxxxxxxxx>]

On Sun, Aug 3, 2008 at 4:00 AM, Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:
> Carl Jones wrote:
>>
>> http://radium.outervoid.net/~carl/boot.log
>> http://radium.outervoid.net/~carl/xmlist.log ('xm list test1 --long'
>> output, in case that is helpful)
>>
>
> Thanks.  Does this fix it?
>
> iff -r 25bf2d9a2e4c arch/x86/xen/setup.c
> --- a/arch/x86/xen/setup.c      Fri Aug 01 17:12:18 2008 -0700
> +++ b/arch/x86/xen/setup.c      Sat Aug 02 09:00:02 2008 -0700
> @@ -42,7 +42,7 @@
>
>        e820.nr_map = 0;
>
> -       e820_add_region(0, PFN_PHYS(max_pfn), E820_RAM);
> +       e820_add_region(0, PFN_PHYS((u64)max_pfn), E820_RAM);
>
>        /*
>         * Even though this is normal, usable memory under Xen, reserve
>
>
>   J
>

Yep works nicely now. I tested up to 15GB or so with with that patch
applied and CONFIG_XEN_MAX_DOMAIN_MEMORY=32 set:

testing:~# cat /proc/meminfo
MemTotal:     15769832 kB

Regards,
Carl

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