[PATCH V2 1/4] ACPI,PCI,IRQ: factor in PCI possible

Rafael J. Wysocki rafael at kernel.org
Wed Jun 29 06:13:08 PDT 2016


On Wed, Jun 29, 2016 at 10:27 AM, Sinan Kaya <okaya at codeaurora.org> wrote:
> The change introduced in commit 103544d86976 ("ACPI,PCI,IRQ: reduce
> resource requirements") omitted the initially assigned POSSIBLE penalty
> when the IRQ is active.

It would be good to say what can go wrong with that here.

> The original code would assign the POSSIBLE value divided by the number
> of possible IRQs during initialization.
>
> Later, if the IRQ is chosen as the active IRQ or if the IRQ is in use
> by ISA; additional penalties get added.

Thanks,
Rafael



More information about the linux-arm-kernel mailing list