Re: [PATCH] irqchip: irq-gic-v3-its-pci-msi: make of_device_ids const

From: Marc Zyngier
Date: Fri Jun 23 2017 - 06:25:01 EST


On 23/06/17 11:11, Arvind Yadav wrote:
> of_device_ids are not supposed to change at runtime. All functions
> working with of_device_ids provided by <linux/of.h> work with const
> of_device_ids. So mark the non-const structs as const.
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
> ---
> drivers/irqchip/irq-gic-v3-its-pci-msi.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/irqchip/irq-gic-v3-its-pci-msi.c b/drivers/irqchip/irq-gic-v3-its-pci-msi.c
> index aee1c60..44f80ec 100644
> --- a/drivers/irqchip/irq-gic-v3-its-pci-msi.c
> +++ b/drivers/irqchip/irq-gic-v3-its-pci-msi.c
> @@ -102,7 +102,7 @@ static int its_pci_msi_prepare(struct irq_domain *domain, struct device *dev,
> .chip = &its_msi_irq_chip,
> };
>
> -static struct of_device_id its_device_id[] = {
> +static const struct of_device_id its_device_id[] = {
> { .compatible = "arm,gic-v3-its", },
> {},
> };
>

I already sent the pull request to Thomas, so this one will have to
wait. In general, it'd be better if you sent these fixes as a series for
a given subsystem rather than one or two patches every other day.

Thanks,

M.
--
Jazz is not dead. It just smells funny...