On Fri, Nov 14, 2025 at 10:53:45AM -0500, Pasha Tatashin wrote: > > This patch series refactors the Kexec Handover subsystem to transition > from a rigid, state-locked model to a dynamic, re-entrant architecture. > It also introduces usability improvements. > > Pasha Tatashin (13): > kho: Fix misleading log message in kho_populate() > kho: Convert __kho_abort() to return void > kho: Preserve FDT folio only once during initialization > kho: Verify deserialization status and fix FDT alignment access > kho: Always expose output FDT in debugfs > kho: Simplify serialization and remove __kho_abort > kho: Remove global preserved_mem_map and store state in FDT > kho: Remove abort functionality and support state refresh > kho: Update FDT dynamically for subtree addition/removal > kho: Allow kexec load before KHO finalization > kho: Allow memory preservation state updates after finalization > kho: Add Kconfig option to enable KHO by default > kho: Introduce high-level memory allocation API
For the series: Reviewed-by: Mike Rapoport (Microsoft) <[email protected]> with small nits in patches 9 and 13 in replies to them. > > include/linux/kexec_handover.h | 22 +- > kernel/liveupdate/Kconfig | 14 + > kernel/liveupdate/kexec_handover.c | 338 ++++++++++++-------- > kernel/liveupdate/kexec_handover_debugfs.c | 2 +- > kernel/liveupdate/kexec_handover_internal.h | 1 - > 5 files changed, 232 insertions(+), 145 deletions(-) > > -- > 2.52.0.rc1.455.g30608eb744-goog > -- Sincerely yours, Mike.
