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SubjectRe: [PATCH 05/11] afs: Fix to take ref on page when PG_private is set
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Matthew Wilcox <willy@infradead.org> wrote:

> There's an efficiency question here that I can't answer ... how often do
> you call afs_write_begin() on a page which already has PagePrivate set?

That's a question only userspace can answer - but think shell scripts that do
lots of small appends.

David

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