Re: Can't see more than 3.5GB of RAM / UEFI / no e820 memory map detected

[Keir Fraser <keir.xen@gmail.com>]

On 28/08/2012 22:50, "Jonathan Tripathy" <jonnyt@abpni.co.uk> wrote:

>>>>> I reversed the if block in setup.c and now my server can see the full
>>>>> 32GB of RAM. I haven't submitted a patch yet as we have run into another
>>>>> (possibly unrelated to xen) issue with this server build that we are
>>>>> working on. Once we complete our full testing, a patch will be submitted
>>>>> :)
>>>> In this case, I will re-make the patch myself and check it in. Since it is
>>>> a
>>>> trivial one.
>>>> 
>>>>     Thanks,
>>>>    Keir
>>> Thanks Keir
>> Now done. xen-unstable:25786
>> 
>>   -- Keir
> Hi Keir,
> 
> Thanks for doing that. However, the ordering of the if block in my code
> that I used was slightly different from your commit. Perhaps this
> doesn't make too much of a difference?

Your ordering favours Multiboot-e820 over Xen-e820, which we do not want to
do, and Multiboot-e801 over Xen-e820 which is definitely not sane.

I see you tested the checked-in version and it worked okay for you, which is
expected, and is a more sensible re-ordering. :)

 -- Keir