linux-kernel - Re: [PATCH 4/7] virtio_pci_modern: hide vp_modern_get_queue_notify

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Date:   Wed, 21 Apr 2021 10:45:47 +0300
From:   Eli Cohen <elic@...dia.com>
To:     Jason Wang <jasowang@...hat.com>
CC:     <mst@...hat.com>, <virtualization@...ts.linux-foundation.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/7] virtio_pci_modern: hide
 vp_modern_get_queue_notify_off()

On Thu, Apr 15, 2021 at 03:31:44AM -0400, Jason Wang wrote:
> All users (both virtio-pci library and vp_vdpa driver) has been
> switched to use vp_modern_map_vq_notify(). So there's no need to
> export the low level helper of vp_modern_get_queue_notify_off().
> 
> Signed-off-by: Jason Wang <jasowang@...hat.com>

Reviewed-by: Eli Cohen <elic@...dia.com>

> ---
>  drivers/virtio/virtio_pci_modern_dev.c | 5 ++---
>  include/linux/virtio_pci_modern.h      | 2 --
>  2 files changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/virtio/virtio_pci_modern_dev.c b/drivers/virtio/virtio_pci_modern_dev.c
> index 28cb5847fafa..5a657e56b46d 100644
> --- a/drivers/virtio/virtio_pci_modern_dev.c
> +++ b/drivers/virtio/virtio_pci_modern_dev.c
> @@ -584,14 +584,13 @@ EXPORT_SYMBOL_GPL(vp_modern_get_num_queues);
>   *
>   * Returns the notification offset for a virtqueue
>   */
> -u16 vp_modern_get_queue_notify_off(struct virtio_pci_modern_device *mdev,
> -				   u16 index)
> +static u16 vp_modern_get_queue_notify_off(struct virtio_pci_modern_device *mdev,
> +					  u16 index)
>  {
>  	vp_iowrite16(index, &mdev->common->queue_select);
>  
>  	return vp_ioread16(&mdev->common->queue_notify_off);
>  }
> -EXPORT_SYMBOL_GPL(vp_modern_get_queue_notify_off);
>  
>  /*
>   * vp_modern_map_vq_notify - map notification area for a
> diff --git a/include/linux/virtio_pci_modern.h b/include/linux/virtio_pci_modern.h
> index 1b95d39b00fc..179a2fb4bf37 100644
> --- a/include/linux/virtio_pci_modern.h
> +++ b/include/linux/virtio_pci_modern.h
> @@ -99,8 +99,6 @@ void vp_modern_set_queue_size(struct virtio_pci_modern_device *mdev,
>  u16 vp_modern_get_queue_size(struct virtio_pci_modern_device *mdev,
>  			     u16 idx);
>  u16 vp_modern_get_num_queues(struct virtio_pci_modern_device *mdev);
> -u16 vp_modern_get_queue_notify_off(struct virtio_pci_modern_device *mdev,
> -				   u16 idx);
>  void __iomem *vp_modern_map_capability(struct virtio_pci_modern_device *mdev, int off,
>  				       size_t minlen,
>  				       u32 align,
> -- 
> 2.18.1
>