Messages in this thread | | | Subject | Re: [PATCH] mm,x86: fix span coverage in e820_all_mapped() | From | "H. Peter Anvin" <> | Date | Tue, 10 Dec 2013 21:27:16 -0800 |
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Is that an actual requirement of the API?
Xishi Qiu <qiuxishi@huawei.com> wrote: >On 2013/12/11 12:02, H. Peter Anvin wrote: > >> 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? >> > >[start, end) should be included in one region ? > >Thanks, >Xishi Qiu > >> -hpa >> >> >> >>
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