Not just SGI, I don't think. You definitely need to do this.

On February 24, 2014 7:45:19 AM PST, Vivek Goyal <[email protected]> wrote:
>On Mon, Feb 24, 2014 at 04:34:26PM +0100, Thomas Renninger wrote:
>
>[..]
>> > > How could this replace saved_max_pfn? The highest memory in kdump
>can't
>> > > necessarily be the real ram size. In kdump, RAM range is just
>part of the
>> > > real ram, not mentioning we don't pass RESERVED range to kdump
>E820.
>> I expected you pass RAM that must not be used as RESERVED. Then,
>still 
>> depending on which mem type is the last one, it might have worked.
>
>No we don't. There is a proposal though to pass first kernel's reserved
>ranges to second kernel as SGI folks need that somehow.
>
>Thanks
>Vivek

-- 
Sent from my mobile phone.  Please pardon brevity and lack of formatting.

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