On Mon, Mar 8, 2021 at 3:04 PM Jason Wang wrote:
>
>
> On 2021/3/8 1:05 下午, Yongji Xie wrote:
> > On Mon, Mar 8, 2021 at 11:52 AM Jason Wang wrote:
> >>
> >> On 2021/3/8 11:45 上午, Yongji Xie wrote:
> >>> On Mon, Mar 8, 2021 at 11:17 AM Jason Wang wrote:
> On 2021/3/5 3:59 下午, Yongji Xie wro
On 2021/3/8 1:05 下午, Yongji Xie wrote:
On Mon, Mar 8, 2021 at 11:52 AM Jason Wang wrote:
On 2021/3/8 11:45 上午, Yongji Xie wrote:
On Mon, Mar 8, 2021 at 11:17 AM Jason Wang wrote:
On 2021/3/5 3:59 下午, Yongji Xie wrote:
On Fri, Mar 5, 2021 at 3:27 PM Jason Wang wrote:
On 2021/3/5 3:13 下午
On Mon, Mar 8, 2021 at 11:52 AM Jason Wang wrote:
>
>
> On 2021/3/8 11:45 上午, Yongji Xie wrote:
> > On Mon, Mar 8, 2021 at 11:17 AM Jason Wang wrote:
> >>
> >> On 2021/3/5 3:59 下午, Yongji Xie wrote:
> >>> On Fri, Mar 5, 2021 at 3:27 PM Jason Wang wrote:
> On 2021/3/5 3:13 下午, Yongji Xie wro
On 2021/3/8 11:45 上午, Yongji Xie wrote:
On Mon, Mar 8, 2021 at 11:17 AM Jason Wang wrote:
On 2021/3/5 3:59 下午, Yongji Xie wrote:
On Fri, Mar 5, 2021 at 3:27 PM Jason Wang wrote:
On 2021/3/5 3:13 下午, Yongji Xie wrote:
On Fri, Mar 5, 2021 at 2:52 PM Jason Wang wrote:
On 2021/3/5 2:15 下午,
On Mon, Mar 8, 2021 at 11:17 AM Jason Wang wrote:
>
>
> On 2021/3/5 3:59 下午, Yongji Xie wrote:
> > On Fri, Mar 5, 2021 at 3:27 PM Jason Wang wrote:
> >>
> >> On 2021/3/5 3:13 下午, Yongji Xie wrote:
> >>> On Fri, Mar 5, 2021 at 2:52 PM Jason Wang wrote:
> On 2021/3/5 2:15 下午, Yongji Xie wrote
On 2021/3/5 3:59 下午, Yongji Xie wrote:
On Fri, Mar 5, 2021 at 3:27 PM Jason Wang wrote:
On 2021/3/5 3:13 下午, Yongji Xie wrote:
On Fri, Mar 5, 2021 at 2:52 PM Jason Wang wrote:
On 2021/3/5 2:15 下午, Yongji Xie wrote:
Sorry if I've asked this before.
But what's the reason for maintaing a d
On Fri, Mar 5, 2021 at 3:27 PM Jason Wang wrote:
>
>
> On 2021/3/5 3:13 下午, Yongji Xie wrote:
> > On Fri, Mar 5, 2021 at 2:52 PM Jason Wang wrote:
> >>
> >> On 2021/3/5 2:15 下午, Yongji Xie wrote:
> >>
> >> Sorry if I've asked this before.
> >>
> >> But what's the reason for maintaing a dedicated
On 2021/3/5 3:13 下午, Yongji Xie wrote:
On Fri, Mar 5, 2021 at 2:52 PM Jason Wang wrote:
On 2021/3/5 2:15 下午, Yongji Xie wrote:
Sorry if I've asked this before.
But what's the reason for maintaing a dedicated IOTLB here? I think we
could reuse vduse_dev->iommu since the device can not be us
On Fri, Mar 5, 2021 at 2:52 PM Jason Wang wrote:
>
>
> On 2021/3/5 2:15 下午, Yongji Xie wrote:
>
> Sorry if I've asked this before.
>
> But what's the reason for maintaing a dedicated IOTLB here? I think we
> could reuse vduse_dev->iommu since the device can not be used by both
> virtio and vhost i
On Fri, Mar 5, 2021 at 11:36 AM Jason Wang wrote:
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> On 2021/3/4 1:12 下午, Yongji Xie wrote:
> > On Thu, Mar 4, 2021 at 12:21 PM Jason Wang wrote:
> >>
> >> On 2021/2/23 7:50 下午, Xie Yongji wrote:
> >>> This implements a MMU-based IOMMU driver to support mapping
> >>> kernel dma buffer into use
On 2021/3/4 1:12 下午, Yongji Xie wrote:
On Thu, Mar 4, 2021 at 12:21 PM Jason Wang wrote:
On 2021/2/23 7:50 下午, Xie Yongji wrote:
This implements a MMU-based IOMMU driver to support mapping
kernel dma buffer into userspace. The basic idea behind it is
treating MMU (VA->PA) as IOMMU (IOVA->PA
On Thu, Mar 4, 2021 at 12:21 PM Jason Wang wrote:
>
>
> On 2021/2/23 7:50 下午, Xie Yongji wrote:
> > This implements a MMU-based IOMMU driver to support mapping
> > kernel dma buffer into userspace. The basic idea behind it is
> > treating MMU (VA->PA) as IOMMU (IOVA->PA). The driver will set
> > u
On 2021/2/23 7:50 下午, Xie Yongji wrote:
This implements a MMU-based IOMMU driver to support mapping
kernel dma buffer into userspace. The basic idea behind it is
treating MMU (VA->PA) as IOMMU (IOVA->PA). The driver will set
up MMU mapping instead of IOMMU mapping for the DMA transfer so
that t
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