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SubjectRe: [PATCH 0/1] mm: restore full accuracy in COW page reuse
On Wed, Jan 13, 2021 at 4:56 AM Matthew Wilcox <> wrote:
> Yes, Linus mis-stated it:

Yeah, I got the order wrong.

> ... but as David pointed out, I fixed this in e320d3012d25

.. and I must have seen it, but not really internalized it.

And now that I look at it more closely, I'm actually surprised that
other than the magic "speculative first page" case we don't seem to
use page reference counting for non-order-0 pages (which would break
that hack horribly).


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