netdev - Re: [PATCH vhost 1/6] virtio_ring: introduce dma map api for page

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Message-ID: <CACGkMEvSTPnYGXmnOtAODS-0UPVaAqdTV_5zqGceN8R7=MvkGg@mail.gmail.com>
Date: Thu, 18 Apr 2024 14:08:46 +0800
From: Jason Wang <jasowang@...hat.com>
To: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
Cc: virtualization@...ts.linux.dev, "Michael S. Tsirkin" <mst@...hat.com>, 
	"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org
Subject: Re: [PATCH vhost 1/6] virtio_ring: introduce dma map api for page

On Thu, Apr 11, 2024 at 10:51 AM Xuan Zhuo <xuanzhuo@...ux.alibaba.com> wrote:
>
> The virtio-net big mode sq will use these APIs to map the pages.
>
> dma_addr_t virtqueue_dma_map_page_attrs(struct virtqueue *_vq, struct page *page,
>                                        size_t offset, size_t size,
>                                        enum dma_data_direction dir,
>                                        unsigned long attrs);
> void virtqueue_dma_unmap_page_attrs(struct virtqueue *_vq, dma_addr_t addr,
>                                    size_t size, enum dma_data_direction dir,
>                                    unsigned long attrs);
>
> Signed-off-by: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>

Acked-by: Jason Wang <jasowang@...hat.com>

Thanks