On Wed, 2015-04-01 at 09:12 +0200, Christoph Hellwig wrote:
:
> @@ -748,7 +758,7 @@ u64 __init early_reserve_e820(u64 size, u64 align)
> /*
> * Find the highest page frame number we have available
> */
> -static unsigned long __init e820_end_pfn(unsigned long limit_pfn, unsigned
> type)
> +static unsigned long __init e820_end_pfn(unsigned long limit_pfn)
> {
> int i;
> unsigned long last_pfn = 0;
> @@ -759,7 +769,11 @@ static unsigned long __init e820_end_pfn(unsigned long
> limit_pfn, unsigned type)
> unsigned long start_pfn;
> unsigned long end_pfn;
>
> - if (ei->type != type)
> + /*
> + * Persistent memory is accounted as ram for purposes of
> + * establishing max_pfn and mem_map.
> + */
> + if (ei->type != E820_RAM && ei->type != E820_PRAM)
> continue;
Should we also delete this code, accounting E820_PRAM as ram, along with
the deletion of reserve_pmem() in this version?
Thanks,
-Toshi
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