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Re: [RFC 0/5] VirtIO RDMA
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From: |
Leon Romanovsky |
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Subject: |
Re: [RFC 0/5] VirtIO RDMA |
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Date: |
Wed, 22 Sep 2021 16:06:09 +0300 |
On Wed, Sep 22, 2021 at 08:08:44PM +0800, Junji Wei wrote:
> > On Sep 15, 2021, at 9:43 PM, Jason Gunthorpe <jgg@nvidia.com> wrote:
<...>
> >> 4. The FRMR api need to set key of MR through IB_WR_REG_MR.
> >> But it is impossible to change a key of mr using uverbs.
> >
> > FRMR is more like memory windows in user space, you can't support it
> > using just regular MRs.
>
> It is hard to support this using uverbs, but it is easy to support
> with uRDMA that we can get full control of mrs.
What is uRDMA?
Thanks
- [RFC 3/5] RDMA/virtio-rdma: VirtIO RDMA test module, (continued)
- [RFC 3/5] RDMA/virtio-rdma: VirtIO RDMA test module, Junji Wei, 2021/09/02
- [RFC 1/5] RDMA/virtio-rdma Introduce a new core cap prot, Junji Wei, 2021/09/02
- [RFC 4/5] virtio-net: Move some virtio-net-pci decl to include/hw/virtio, Junji Wei, 2021/09/02
- [RFC 5/5] hw/virtio-rdma: VirtIO rdma device, Junji Wei, 2021/09/02
- [RFC 2/5] RDMA/virtio-rdma: VirtIO RDMA driver, Junji Wei, 2021/09/02
- Re: [RFC 0/5] VirtIO RDMA, Jason Wang, 2021/09/02
- Re: [RFC 0/5] VirtIO RDMA, Jason Gunthorpe, 2021/09/15