Re: [PATCH] x86_64: update e820 instead of updating end_pfn v2

[Li Zefan]

Andi Kleen wrote:
>>> That change is good agreed, but I would suggest to put it into a separate
>>> patch with a description
>>>
>> Perhaps like this:
>>
>> if (l & (Tom2Enabled|Tom2ForceMemTypeWB))
>> 	return 1;
> 
> That's not equivalent.
> 
> -Andi
> 

The equivalence is:

if ((1 & Tom2Enabled) && (1 & Tom2ForceMemTypeWB))
	return 1;
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