[PATCH v2 13/13] kho: Add Kconfig option to enable KHO by default

Pratyush Yadav pratyush at kernel.org
Fri Nov 14 11:35:51 PST 2025


On Fri, Nov 14 2025, Pasha Tatashin wrote:

> Currently, Kexec Handover must be explicitly enabled via the kernel
> command line parameter `kho=on`.
>
> For workloads that rely on KHO as a foundational requirement (such as
> the upcoming Live Update Orchestrator), requiring an explicit boot
> parameter adds redundant configuration steps.
>
> Introduce CONFIG_KEXEC_HANDOVER_ENABLE_DEFAULT. When selected, KHO
> defaults to enabled. This is equivalent to passing kho=on at boot.
> The behavior can still be disabled at runtime by passing kho=off.
>
> Signed-off-by: Pasha Tatashin <pasha.tatashin at soleen.com>
> Reviewed-by: Mike Rapoport (Microsoft) <rppt at kernel.org>

Reviewed-by: Pratyush Yadav <pratyush at kernel.org>

[...]

-- 
Regards,
Pratyush Yadav



More information about the kexec mailing list