From: Nicolin Chen <nicolinc@nvidia.com>
To: "Liu, Yi L" <yi.l.liu@intel.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>,
"Tian, Kevin" <kevin.tian@intel.com>,
"mjrosato@linux.ibm.com" <mjrosato@linux.ibm.com>,
"jasowang@redhat.com" <jasowang@redhat.com>,
"Hao, Xudong" <xudong.hao@intel.com>,
"peterx@redhat.com" <peterx@redhat.com>,
"Xu, Terrence" <terrence.xu@intel.com>,
"chao.p.peng@linux.intel.com" <chao.p.peng@linux.intel.com>,
"linux-s390@vger.kernel.org" <linux-s390@vger.kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"lulu@redhat.com" <lulu@redhat.com>,
"joro@8bytes.org" <joro@8bytes.org>,
"Zhao, Yan Y" <yan.y.zhao@intel.com>,
"intel-gfx@lists.freedesktop.org"
<intel-gfx@lists.freedesktop.org>,
"eric.auger@redhat.com" <eric.auger@redhat.com>,
"alex.williamson@redhat.com" <alex.williamson@redhat.com>,
"intel-gvt-dev@lists.freedesktop.org"
<intel-gvt-dev@lists.freedesktop.org>,
"yi.y.sun@linux.intel.com" <yi.y.sun@linux.intel.com>,
"cohuck@redhat.com" <cohuck@redhat.com>,
"shameerali.kolothum.thodi@huawei.com"
<shameerali.kolothum.thodi@huawei.com>,
"suravee.suthikulpanit@amd.com" <suravee.suthikulpanit@amd.com>,
"robin.murphy@arm.com" <robin.murphy@arm.com>
Subject: Re: [PATCH v1 1/5] iommufd: Create access in vfio_iommufd_emulated_bind()
Date: Wed, 15 Mar 2023 17:32:41 -0700 [thread overview]
Message-ID: <ZBJjqfdUehQyJhJM@Asurada-Nvidia> (raw)
In-Reply-To: <DS0PR11MB752992285621A36585AEAB2BC3BF9@DS0PR11MB7529.namprd11.prod.outlook.com>
On Wed, Mar 15, 2023 at 12:18:01PM +0000, Liu, Yi L wrote:
> > OK. Basically I followed what Jason suggested by having three
> > APIs and combined Kevin's inputs about the difference between
> > the attach/replace(). I also updated the replace changes, and
> > rebased all nesting (infrastructure, VT-d and SMMU):
> > https://github.com/nicolinc/iommufd/commits/wip/iommufd_nesting-03142023
> >
> > The major three changes for those APIs:
> > [1] This adds iommufd_access_attach() in this series:
> > "iommufd: Create access in vfio_iommufd_emulated_bind()"
> >
> > https://github.com/nicolinc/iommufd/commit/34fba7509429380f828fb23dc
> > ca5ceaeb40e22b5
> > [2] This adds iommufd_access_detach() in the cdev series:
> > "iommufd/device: Add iommufd_access_detach() API"
> >
> > https://github.com/nicolinc/iommufd/commit/4110522146ca1fc0d5321c04a
> > 097e2c9d9e26af4
> > [3] This adds iommufd_access_replace() in the replace series:
> > "iommufd: Add iommufd_access_replace() API"
> >
> > https://github.com/nicolinc/iommufd/commit/36507fa9f0f42cf1a5bebe7c9
> > bc2bf319b7654a8
> >
> > Please check if they look okay, so that Yi can integrate them
> > accordingly to the emulated/cdev series.
>
> Thanks. I'll start to integrate after ack from Kevin or Jason. btw.
> Below is my latest code (rebased on top of rc-2). 😊
>
> https://github.com/yiliu1765/iommufd/tree/wip/vfio_device_cdev_v7_candidate
Jason is travelling per his email in the iommufd group. Perhaps
Kevin can help us here. After that, we can integrate a version
and (if necessary) rework a bit after Jason comes back. Overall
I think they are pretty close to what Jason suggested.
Thanks
Nic
next prev parent reply other threads:[~2023-03-16 0:35 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-08 13:13 [PATCH v1 0/5] vfio: Make emulated devices prepared for vfio device cdev Yi Liu
2023-03-08 13:13 ` [PATCH v1 1/5] iommufd: Create access in vfio_iommufd_emulated_bind() Yi Liu
2023-03-10 2:08 ` Tian, Kevin
2023-03-14 18:50 ` Nicolin Chen
2023-03-15 6:16 ` Tian, Kevin
2023-03-15 6:21 ` Nicolin Chen
2023-03-15 6:52 ` Tian, Kevin
2023-03-15 8:52 ` Liu, Yi L
2023-03-16 0:17 ` Tian, Kevin
2023-03-16 0:28 ` Nicolin Chen
2023-03-10 17:36 ` Jason Gunthorpe
2023-03-14 8:20 ` Nicolin Chen
2023-03-15 1:01 ` Nicolin Chen
2023-03-15 6:15 ` Tian, Kevin
2023-03-15 6:32 ` Nicolin Chen
2023-03-15 6:50 ` Tian, Kevin
2023-03-15 9:03 ` Nicolin Chen
2023-03-15 12:18 ` Liu, Yi L
2023-03-16 0:32 ` Nicolin Chen [this message]
2023-03-16 2:53 ` Tian, Kevin
2023-03-16 3:25 ` Nicolin Chen
2023-03-16 5:33 ` Nicolin Chen
2023-03-16 5:38 ` Tian, Kevin
2023-03-16 5:43 ` Nicolin Chen
2023-03-16 5:49 ` Tian, Kevin
2023-03-16 5:56 ` Nicolin Chen
2023-03-16 6:01 ` Liu, Yi L
2023-03-20 14:49 ` Jason Gunthorpe
2023-03-20 15:11 ` Yi Liu
2023-03-20 15:33 ` Jason Gunthorpe
2023-03-08 13:13 ` [PATCH v1 2/5] vfio-iommufd: No need to record iommufd_ctx in vfio_device Yi Liu
2023-03-10 17:37 ` Jason Gunthorpe
2023-03-08 13:13 ` [PATCH v1 3/5] vfio-iommufd: Make vfio_iommufd_emulated_bind() return iommufd_access ID Yi Liu
2023-03-10 2:08 ` Tian, Kevin
2023-03-10 17:37 ` Jason Gunthorpe
2023-03-08 13:13 ` [PATCH v1 4/5] Samples/mdev: Uses the vfio emulated iommufd ops set in the mdev sample drivers Yi Liu
2023-03-10 2:10 ` Tian, Kevin
2023-03-10 17:39 ` Jason Gunthorpe
2023-03-08 13:13 ` [PATCH v1 5/5] vfio: Check the presence for iommufd callbacks in __vfio_register_dev() Yi Liu
2023-03-10 2:15 ` Tian, Kevin
2023-03-10 14:04 ` Jason Gunthorpe
2023-03-10 14:12 ` Liu, Yi L
2023-03-10 15:25 ` Jason Gunthorpe
2023-03-13 1:49 ` Tian, Kevin
2023-03-10 17:39 ` Jason Gunthorpe
2023-03-15 12:15 ` Liu, Yi L
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