Re: [RFC PATCH] mm: thp: Add per-mm_struct flag to control THP

From: Oleg Nesterov
Date: Sat Jan 11 2014 - 11:12:10 EST


On 01/10, Kirill A. Shutemov wrote:
>
> I prefer to fix THP instead of
> adding new knob to disable it.

I agree. But if we have the per-vma MADV/VM_ flags, it looks
natural to also have the per-mm know which affects all vmas.

Besides this allows to control the thp behaviour after exec.

Oleg.

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