linux-kernel - Re: [PATCH 5/9] vfio-pci/zdev: remove unused vdev argument

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Date:   Mon, 1 Feb 2021 12:27:16 -0500
From:   Matthew Rosato <mjrosato@...ux.ibm.com>
To:     Max Gurtovoy <mgurtovoy@...dia.com>, jgg@...dia.com,
        cohuck@...hat.com, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, alex.williamson@...hat.com
Cc:     liranl@...dia.com, oren@...dia.com, tzahio@...dia.com,
        leonro@...dia.com, yarong@...dia.com, aviadye@...dia.com,
        shahafs@...dia.com, artemp@...dia.com, kwankhede@...dia.com,
        ACurrid@...dia.com, gmataev@...dia.com, cjia@...dia.com,
        yishaih@...dia.com, aik@...abs.ru
Subject: Re: [PATCH 5/9] vfio-pci/zdev: remove unused vdev argument

On 2/1/21 11:28 AM, Max Gurtovoy wrote:
> Zdev static functions does not use vdev argument. Remove it.
> 
> Signed-off-by: Max Gurtovoy <mgurtovoy@...dia.com>

Huh.  I must have dropped the use of vdev somewhere during review 
versions.  Thanks!

Reviewed-by: Matthew Rosato <mjrosato@...ux.ibm.com>

@Alex/@...nie This one is just a cleanup and could also go separately 
from this set if it makes sense.

> ---
>   drivers/vfio/pci/vfio_pci_zdev.c | 20 ++++++++------------
>   1 file changed, 8 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/vfio/pci/vfio_pci_zdev.c b/drivers/vfio/pci/vfio_pci_zdev.c
> index 7b20b34b1034..175096fcd902 100644
> --- a/drivers/vfio/pci/vfio_pci_zdev.c
> +++ b/drivers/vfio/pci/vfio_pci_zdev.c
> @@ -24,8 +24,7 @@
>   /*
>    * Add the Base PCI Function information to the device info region.
>    */
> -static int zpci_base_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev,
> -			 struct vfio_info_cap *caps)
> +static int zpci_base_cap(struct zpci_dev *zdev, struct vfio_info_cap *caps)
>   {
>   	struct vfio_device_info_cap_zpci_base cap = {
>   		.header.id = VFIO_DEVICE_INFO_CAP_ZPCI_BASE,
> @@ -45,8 +44,7 @@ static int zpci_base_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev,
>   /*
>    * Add the Base PCI Function Group information to the device info region.
>    */
> -static int zpci_group_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev,
> -			  struct vfio_info_cap *caps)
> +static int zpci_group_cap(struct zpci_dev *zdev, struct vfio_info_cap *caps)
>   {
>   	struct vfio_device_info_cap_zpci_group cap = {
>   		.header.id = VFIO_DEVICE_INFO_CAP_ZPCI_GROUP,
> @@ -66,8 +64,7 @@ static int zpci_group_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev,
>   /*
>    * Add the device utility string to the device info region.
>    */
> -static int zpci_util_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev,
> -			 struct vfio_info_cap *caps)
> +static int zpci_util_cap(struct zpci_dev *zdev, struct vfio_info_cap *caps)
>   {
>   	struct vfio_device_info_cap_zpci_util *cap;
>   	int cap_size = sizeof(*cap) + CLP_UTIL_STR_LEN;
> @@ -90,8 +87,7 @@ static int zpci_util_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev,
>   /*
>    * Add the function path string to the device info region.
>    */
> -static int zpci_pfip_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev,
> -			 struct vfio_info_cap *caps)
> +static int zpci_pfip_cap(struct zpci_dev *zdev, struct vfio_info_cap *caps)
>   {
>   	struct vfio_device_info_cap_zpci_pfip *cap;
>   	int cap_size = sizeof(*cap) + CLP_PFIP_NR_SEGMENTS;
> @@ -123,21 +119,21 @@ int vfio_pci_info_zdev_add_caps(struct vfio_pci_device *vdev,
>   	if (!zdev)
>   		return -ENODEV;
>   
> -	ret = zpci_base_cap(zdev, vdev, caps);
> +	ret = zpci_base_cap(zdev, caps);
>   	if (ret)
>   		return ret;
>   
> -	ret = zpci_group_cap(zdev, vdev, caps);
> +	ret = zpci_group_cap(zdev, caps);
>   	if (ret)
>   		return ret;
>   
>   	if (zdev->util_str_avail) {
> -		ret = zpci_util_cap(zdev, vdev, caps);
> +		ret = zpci_util_cap(zdev, caps);
>   		if (ret)
>   			return ret;
>   	}
>   
> -	ret = zpci_pfip_cap(zdev, vdev, caps);
> +	ret = zpci_pfip_cap(zdev, caps);
>   
>   	return ret;
>   }
>