[PATCH v2 0/2] luo: migrate serialized_data to type-safe KHO pointers

tarunsahu at google.com tarunsahu at google.com
Fri Jun 19 05:00:09 PDT 2026


+Mike, +Pasha

This is currently rebased on top of mailine, also can be applied to
liveupdate/fixes with no conflict. I would like to know which release
cycle we are targeting for this, so That I can rebase it accordingly?

As for liveupdate/next, it needs some conlfict resolution.

Tarun Sahu <tarunsahu at google.com> writes:

> Covvert raw serialized_data to KHO serializeable pointer (KHOSER_PTR).
> This series also takes care of resolving the bug with memfd of using
> phys_to_virt before checking the args->serialized_data value.
>
> Tarun Sahu (2):
>   kho: add KHOSER_COPY_TYPE(UN)SAFE for phys copy
>   luo: Update serialized data to serializeable pointer
>
>  include/linux/kho/abi/kexec_handover.h | 12 ++++++++++++
>  include/linux/kho/abi/luo.h            |  6 ++++--
>  include/linux/liveupdate.h             |  4 ++--
>  kernel/liveupdate/luo_file.c           | 24 ++++++++++++------------
>  mm/memfd_luo.c                         | 18 +++++++++---------
>  5 files changed, 39 insertions(+), 25 deletions(-)
>
>
> base-commit: 0e0611827f3349d0a2ac121c023a6d3260dcecdb
> -- 
> 2.54.0.1136.gdb2ca164c4-goog



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