Re: [PATCH] mremap: add MREMAP_NOHOLE flag --resend

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> The page fault heuristic is just way too aggressive because there's no
> indication of how much memory will be used. I don't think it makes sense
> to do it without an explicit MADV_NOHUGEPAGE. Collapsing only dense
> ranges doesn't have the same risk.

Er, without an explicit MADV_HUGEPAGE*.

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