Re: [RFC, PATCH 00/12] userfaultfd: working set tracking for VM guest memory

From: Kiryl Shutsemau

Date: Thu Apr 23 2026 - 10:27:59 EST


On Wed, Apr 22, 2026 at 08:39:50PM +0200, David Hildenbrand (Arm) wrote:
> On 4/21/26 16:33, Kiryl Shutsemau wrote:
> > On Tue, Apr 21, 2026 at 03:03:56PM +0200, David Hildenbrand (Arm) wrote:
> >> On 4/19/26 16:33, Kiryl Shutsemau wrote:
> >>>
> >>> See https://git.kernel.org/pub/scm/linux/kernel/git/kas/linux.git uffd/rfc-v3
> >>>

RFCv4 addresses all your feedback plus more :)

https://git.kernel.org/pub/scm/linux/kernel/git/kas/linux.git uffd/rfc-v4

Still plan to post it after v7.1-rc1 (unless you want it earlier).

The patchet is pretty good shape in my eyes and will probably drop RFC
tag.

--
Kiryl Shutsemau / Kirill A. Shutemov