Re: [PATCH v5 02/17] ARM: Revert back to default scheduler topology.

From: Ingo Molnar
Date: Thu Aug 13 2020 - 15:16:22 EST



* Valentin Schneider <valentin.schneider@xxxxxxx> wrote:

> The ARM-specific GMC level is meant to be built using the thread sibling
> mask, but no devicetree in arch/arm/boot/dts uses the 'thread' cpu-map
> binding. With SD_SHARE_POWERDOMAIN gone, this topology level can be
> removed, at which point ARM no longer benefits from having a custom defined
> topology table.
>
> Delete the GMC topology level by making ARM use the default scheduler
> topology table. This essentially reverts commit
>
> fb2aa85564f4 ("sched, ARM: Create a dedicated scheduler topology table")
>
> Cc: Russell King <linux@xxxxxxxxxxxxxxx>
> Suggested-by: Dietmar Eggemann <dietmar.eggemann@xxxxxxx>
> Reviewed-by: Dietmar Eggemann <dietmar.eggemann@xxxxxxx>
> Signed-off-by: Valentin Schneider <valentin.schneider@xxxxxxx>

Minor changelog nit, it's helpful to add this final sentence:

No change in functionality is expected.

( If indeed no change in functionality is expected. ;-)

Thanks,

Ingo