Messages in this thread | | | From | David Howells <> | Subject | Re: [PATCH v14 081/138] mm: Add folio_evictable() | Date | Tue, 10 Aug 2021 22:41:30 +0100 |
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Matthew Wilcox (Oracle) <willy@infradead.org> wrote:
> This is the folio equivalent of page_evictable(). Unfortunately, it's > different from !folio_test_unevictable(), but I think it's used in places > where you have to be a VM expert and can reasonably be expected to know > the difference.
It would be useful to say how it is different. I'm guessing it's because a page is always entirely mlocked or not, but a folio might be partially mlocked?
David
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