On Mon, Mar 04 2024 at 20:00, Bitao Hu wrote:
>> +# Snapshot for interrupt statistics
>> +config GENERIC_IRQ_STAT_SNAPSHOT
>> + bool
>> +
>> # Support forced irq threading
>> config IRQ_FORCED_THREADING
>> bool
>
> I think we should follow Douglas's suggestion by making
> "config GENERIC_IRQ_STAT_SNAPSHOT" automatically selectable by
> "config SOFTLOCKUP_DETECTOR_INTR_STORM". This can prevent users
> from inadvertently disabling "config GENERIC_IRQ_STAT_SNAPSHOT"
> while enabling "config SOFTLOCKUP_DETECTOR_INTR_STORM".
The above is not even configurable by the user. It's only selectable by
some other config option.
> +# Snapshot for interrupt statistics
> +config GENERIC_IRQ_STAT_SNAPSHOT
> + bool
> + help
> +
> + Say Y here to enable the kernel to provide a snapshot mechanism
> + for interrupt statistics.
That makes is visible which is pointless because it's only relevant when
there is an actual user.
Thanks,
tglx
