Merge branch 'devmem-tcp-minor-cleanups-and-ksft-improvements'

Mina Almasry says:

====================
Devmem TCP minor cleanups and ksft improvements

v2: https://lore.kernel.org/20250519023517.4062941-1-almasrymina@google.com
====================

Link: https://patch.msgid.link/20250523230524.1107879-1-almasrymina@google.com


Signed-off-by: Jakub Kicinski <kuba@kernel.org>