RE: [PATCH] PCI: hv: Take a const cpumask in hv_compose_msi_req_get_cpu()

From: Michael Kelley (LINUX)
Date: Fri Jul 08 2022 - 00:27:08 EST


From: Samuel Holland <samuel@xxxxxxxxxxxx> Sent: Thursday, July 7, 2022 5:50 PM
>
> The cpumask that is passed to this function ultimately comes from
> irq_data_get_effective_affinity_mask(), which was recently changed to
> return a const cpumask pointer. The first level of functions handling
> the affinity mask were updated, but not this helper function.
>
> Fixes: 4d0b8298818b ("genirq: Return a const cpumask from irq_data_get_affinity_mask")
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx>
> ---
>
> drivers/pci/controller/pci-hyperv.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c
> index aebada45569b..e7c6f6629e7c 100644
> --- a/drivers/pci/controller/pci-hyperv.c
> +++ b/drivers/pci/controller/pci-hyperv.c
> @@ -1635,7 +1635,7 @@ static u32 hv_compose_msi_req_v1(
> * Create MSI w/ dummy vCPU set targeting just one vCPU, overwritten
> * by subsequent retarget in hv_irq_unmask().
> */
> -static int hv_compose_msi_req_get_cpu(struct cpumask *affinity)
> +static int hv_compose_msi_req_get_cpu(const struct cpumask *affinity)
> {
> return cpumask_first_and(affinity, cpu_online_mask);
> }
> --
> 2.35.1

Reviewed-by: Michael Kelley <mikelley@xxxxxxxxxxxxx>