On Sat, 15 Nov 2025 18:33:47 -0500 Pasha Tatashin [off-list ref] wrote:

Introduce LUO, a mechanism intended to facilitate kernel updates while
keeping designated devices operational across the transition (e.g., via
kexec). 

Thanks, I updated mm.git's mm-unstable branch to this version.  I
expect at least one more version as a result of feedback for this v6.

I wasn't able to reproduce Stephen's build error
(https://lkml.kernel.org/r/20251117093614.1490d048@canb.auug.org.au)
with this series.