On Tue Jul 8, 2025 at 8:32 PM CEST, Stefano Stabellini wrote:
> Today, checking for non-fatal MCE errors on AMD is very invasive: it
> involves a periodic timer interrupting the physical CPU execution at
> regular intervals. Moreover, when the timer fires, the handler sends an
> IPI to all physical CPUs.
>
> Both these actions are disruptive in terms of latency and deterministic
> execution times for real-time workloads. They might miss a deadline due
> to one of these IPIs. Make it possible to disable non-fatal MCE errors
> checking with a new Kconfig option (MCE_NONFATAL).
>
> Signed-off-by: Stefano Stabellini <stefano.stabell...@amd.com>
LGTM.
Reviewed-by: Alejandro Vallejo <alejandro.garciavall...@amd.com>
Cheers,
Alejandro
