Re: [PATCH 05/11] afs: Fix to take ref on page when PG_private is set

From: David Howells
Date: Wed Oct 28 2020 - 18:27:32 EST


Matthew Wilcox <willy@xxxxxxxxxxxxx> 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