Re: [PATCH] mm,x86: fix span coverage in e820_all_mapped()

From: H. Peter Anvin
Date: Tue Dec 10 2013 - 23:03:33 EST


On 12/10/2013 07:55 PM, Xishi Qiu wrote:
>
> I think there is a problem.
> e.g.
> [start, end)=[8, 12), and [A, B)=[0, 10), [B, C)=[10,20),
> then e820_all_mapped() will return 1, it spans two regions.
>

Why is that a problem?

-hpa


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