RE: [PATCH v5 00/19] Add vfio_device cdev for iommufd support

Shameerali Kolothum Thodi
2023-03-02T09:43:09Z

> -----Original Message-----
> From: Nicolin Chen [mailto:nicolinc@nvidia.com]
> Sent: 01 March 2023 02:29
> To: Xu, Terrence <terrence.xu@intel.com>
> Cc: Liu, Yi L <yi.l.liu@intel.com>; Jason Gunthorpe <jgg@nvidia.com>;
> alex.williamson@redhat.com; Tian, Kevin <kevin.tian@intel.com>;
> joro@8bytes.org; robin.murphy@arm.com; cohuck@redhat.com;
> eric.auger@redhat.com; kvm@vger.kernel.org; mjrosato@linux.ibm.com;
> chao.p.peng@linux.intel.com; yi.y.sun@linux.intel.com; peterx@redhat.com;
> jasowang@redhat.com; Shameerali Kolothum Thodi
> <shameerali.kolothum.thodi@huawei.com>; lulu@redhat.com;
> suravee.suthikulpanit@amd.com; intel-gvt-dev@lists.freedesktop.org;
> intel-gfx@lists.freedesktop.org; linux-s390@vger.kernel.org; Hao, Xudong
> <xudong.hao@intel.com>; Zhao, Yan Y <yan.y.zhao@intel.com>
> Subject: Re: [PATCH v5 00/19] Add vfio_device cdev for iommufd support
>
> On Tue, Feb 28, 2023 at 04:58:06PM +0000, Xu, Terrence wrote:
>
> > Verified this series by "Intel GVT-g GPU device mediated passthrough" and
> "Intel GVT-d GPU device direct passthrough" technologies.
> > Both passed VFIO legacy mode / compat mode / cdev mode, including
> negative tests.
> >
> > Tested-by: Terrence Xu <terrence.xu@intel.com>
>
> Sanity-tested this series on ARM64 with my wip branch:
> https://github.com/nicolinc/iommufd/commits/wip/iommufd-v6.2-nesting
> (Covering new iommufd and vfio-compat)

Hi Nicolin,

Thanks for the latest ARM64 branch. Do you have a working Qemu branch corresponding to the
above one?

I tried the https://github.com/nicolinc/qemu/tree/wip/iommufd_rfcv3%2Bnesting%2Bsmmuv3
but for some reason not able to launch the Guest.

Please let me know.

Thanks,
Shameer