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From: Yongji Xie <xieyongji@bytedance.com>
To: Liuxiangdong <liuxiangdong5@huawei.com>
Cc: "Fangyi (Eric)" <eric.fangyi@huawei.com>,
	yebiaoxiang@huawei.com, x86@kernel.org, kvm <kvm@vger.kernel.org>,
	linux-fsdevel@vger.kernel.org,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v13 00/13] Introduce VDUSE - vDPA Device in Userspace
Date: Mon, 11 Oct 2021 16:32:43 +0800	[thread overview]
Message-ID: <CACycT3tZbWpHg5D4rQqpSd3Yxz6zFCsUj+R=AGH0JRw0gEBNyg@mail.gmail.com> (raw)
In-Reply-To: <CACycT3tBCdqPfLCTX4-ZDSos_hYPyBQu0xRHRu=ksaFk0k7_hA@mail.gmail.com>

On Mon, Oct 11, 2021 at 4:31 PM Yongji Xie <xieyongji@bytedance.com> wrote:
>
> Hi Xiaodong,
>
> On Mon, Oct 11, 2021 at 3:32 PM Liuxiangdong <liuxiangdong5@huawei.com> wrote:
> >
> > Hi, Yongji.
> >
> > I tried vduse with null-blk:
> >
> >    $ qemu-storage-daemon \
> >        --chardev socket,id=charmonitor,path=/tmp/qmp.sock,server,nowait \
> >        --monitor chardev=charmonitor \
> >        --blockdev
> > driver=host_device,cache.direct=on,aio=native,filename=/dev/nullb0,node-name=disk0
> > \
> >        --export
> > type=vduse-blk,id=test,node-name=disk0,writable=on,name=vduse-null,num-queues=16,queue-size=128
> >
> > The qemu-storage-daemon is yours
> > (https://github.com/bytedance/qemu/tree/vduse)
> >
> > And then, how can we use this vduse-null (dev/vduse/vduse-null) in vm(QEMU)?
> >
>
> Then we need to attach this device to vdpa bus via vdpa tool [1]:
>
> # vdpa dev add vduse-null mgmtdev vduse
>

It should be:

# vdpa dev add name vduse-null mgmtdev vduse

Thanks,
Yongji

      reply	other threads:[~2021-10-11  8:32 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-31 10:36 Xie Yongji
2021-08-31 10:36 ` [PATCH v13 01/13] iova: Export alloc_iova_fast() and free_iova_fast() Xie Yongji
2021-08-31 10:36 ` [PATCH v13 02/13] eventfd: Export eventfd_wake_count to modules Xie Yongji
2021-09-01  2:50   ` Jason Wang
2021-08-31 10:36 ` [PATCH v13 03/13] file: Export receive_fd() " Xie Yongji
2021-09-05 15:57   ` Michael S. Tsirkin
2021-09-05 16:44     ` Al Viro
2021-08-31 10:36 ` [PATCH v13 04/13] vdpa: Fix some coding style issues Xie Yongji
2021-08-31 10:36 ` [PATCH v13 05/13] vdpa: Add reset callback in vdpa_config_ops Xie Yongji
2021-09-06  5:55   ` Michael S. Tsirkin
2021-09-06  6:09     ` Yongji Xie
2021-09-06  6:37       ` Michael S. Tsirkin
2021-09-06  7:06         ` Yongji Xie
2021-09-06  8:00           ` Michael S. Tsirkin
2021-09-06  8:45             ` Yongji Xie
2021-09-06 10:43               ` Michael S. Tsirkin
2021-09-06 12:13                 ` Yongji Xie
2021-08-31 10:36 ` [PATCH v13 06/13] vhost-vdpa: Handle the failure of vdpa_reset() Xie Yongji
2021-08-31 10:36 ` [PATCH v13 07/13] vhost-iotlb: Add an opaque pointer for vhost IOTLB Xie Yongji
2021-08-31 10:36 ` [PATCH v13 08/13] vdpa: Add an opaque pointer for vdpa_config_ops.dma_map() Xie Yongji
2021-08-31 10:36 ` [PATCH v13 09/13] vdpa: factor out vhost_vdpa_pa_map() and vhost_vdpa_pa_unmap() Xie Yongji
2021-08-31 10:36 ` [PATCH v13 10/13] vdpa: Support transferring virtual addressing during DMA mapping Xie Yongji
2021-08-31 10:36 ` [PATCH v13 11/13] vduse: Implement an MMU-based software IOTLB Xie Yongji
2021-08-31 10:36 ` [PATCH v13 12/13] vduse: Introduce VDUSE - vDPA Device in Userspace Xie Yongji
2021-08-31 10:36 ` [PATCH v13 13/13] Documentation: Add documentation for VDUSE Xie Yongji
2021-10-11  7:32 ` [PATCH v13 00/13] Introduce VDUSE - vDPA Device in Userspace Liuxiangdong
2021-10-11  8:31   ` Yongji Xie
2021-10-11  8:32     ` Yongji Xie [this message]

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