Re: [PATCH 1/7] cxl/pci: Allocate irq vectors earlier in pci probe

[Jonathan Cameron <Jonathan.Cameron@Huawei.com>]

On Fri, 21 Apr 2023 02:23:15 -0700
Davidlohr Bueso <dave@stgolabs.net> wrote:

> Move the cxl_alloc_irq_vectors() call further up in the probing
> in order to allow for mailbox interrupt usage. No change in
> semantics.
> 
> Signed-off-by: Davidlohr Bueso <dave@stgolabs.net>

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

> ---
>  drivers/cxl/pci.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/cxl/pci.c b/drivers/cxl/pci.c
> index 60b23624d167..39b829a29f6c 100644
> --- a/drivers/cxl/pci.c
> +++ b/drivers/cxl/pci.c
> @@ -757,6 +757,10 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
>  	if (rc)
>  		dev_dbg(&pdev->dev, "Failed to map RAS capability.\n");
>  
> +	rc = cxl_alloc_irq_vectors(pdev);
> +	if (rc)
> +		return rc;
> +
>  	rc = cxl_pci_setup_mailbox(cxlds);
>  	if (rc)
>  		return rc;
> @@ -777,10 +781,6 @@ static int cxl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
>  	if (rc)
>  		return rc;
>  
> -	rc = cxl_alloc_irq_vectors(pdev);
> -	if (rc)
> -		return rc;
> -
>  	cxlmd = devm_cxl_add_memdev(cxlds);
>  	if (IS_ERR(cxlmd))
>  		return PTR_ERR(cxlmd);