Re: [PATCH v2 13/13] kho: Add Kconfig option to enable KHO by default
From: Pratyush Yadav
Date: Fri Nov 14 2025 - 14:35:54 EST
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@xxxxxxxxxx>
> Reviewed-by: Mike Rapoport (Microsoft) <rppt@xxxxxxxxxx>
Reviewed-by: Pratyush Yadav <pratyush@xxxxxxxxxx>
[...]
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Regards,
Pratyush Yadav