Re: [PATCH v2 4/5] virtio_ring: introduce virtqueue_get_dma_premapped()

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To: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx>
Subject: Re: [PATCH v2 4/5] virtio_ring: introduce virtqueue_get_dma_premapped()
From: Jason Wang <jasowang@xxxxxxxxxx>
Date: Thu, 21 Dec 2023 11:24:26 +0800
Cc: virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx, "Michael S. Tsirkin" <mst@xxxxxxxxxx>
In-reply-to: <20231207080353.6575-5-xuanzhuo@linux.alibaba.com>
References: <20231207080353.6575-1-xuanzhuo@linux.alibaba.com> <20231207080353.6575-5-xuanzhuo@linux.alibaba.com>

On Thu, Dec 7, 2023 at 4:04 PM Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx> wrote:
>
> Introduce helper virtqueue_get_dma_premapped(), then the driver
> can know whether dma unmap is needed.
>
> Signed-off-by: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx>
> ---

Looks good.

Thanks

References:
- [RFC v2 0/5] virtio helper: collect dma info from virtio core
  - From: Xuan Zhuo
- [PATCH v2 4/5] virtio_ring: introduce virtqueue_get_dma_premapped()
  - From: Xuan Zhuo

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