Messages in this thread |  | | Date | Tue, 17 Feb 2015 16:02:49 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH v2] mm, hugetlb: set PageLRU for in-use/active hugepages |
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On Tue, 17 Feb 2015 15:57:44 -0800 Andrew Morton <akpm@linux-foundation.org> wrote:
> So if I'm understanding this correctly, hugepages never have PG_lru set > and so you are overloading that bit on hugepages to indicate that the > page is present on hstate->hugepage_activelist?
And maybe we don't need to overload PG_lru at all? There's plenty of free space in the compound page's *(page + 1).
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