From: Nicolin Chen <nicolinc@nvidia.com>
To: Yi Liu <yi.l.liu@intel.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>, <joro@8bytes.org>,
<alex.williamson@redhat.com>, <kevin.tian@intel.com>,
<robin.murphy@arm.com>, <baolu.lu@linux.intel.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@huawei.com>, <lulu@redhat.com>,
<suravee.suthikulpanit@amd.com>, <iommu@lists.linux.dev>,
<linux-kernel@vger.kernel.org>, <linux-kselftest@vger.kernel.org>,
<zhenzhong.duan@intel.com>, <joao.m.martins@oracle.com>
Subject: Re: [PATCH v4 02/17] iommu: Add nested domain support
Date: Fri, 13 Oct 2023 17:47:42 -0700 [thread overview]
Message-ID: <ZSnlLuB/7SVjHRfl@Asurada-Nvidia> (raw)
In-Reply-To: <9f311322-8340-c0ae-a500-ad9926ceea58@intel.com>
On Thu, Oct 12, 2023 at 05:13:59PM +0800, Yi Liu wrote:
> > > @@ -241,6 +245,21 @@ struct iommu_user_data {
> > > size_t len;
> > > };
> > >
> > > +/**
> > > + * struct iommu_user_data_array - iommu driver specific user space data array
> > > + * @uptr: Pointer to the user buffer array for copy_from_user()
> > > + * @entry_len: The fixed-width length of a entry in the array, in bytes
> > > + * @entry_num: The number of total entries in the array
> > > + *
> > > + * A array having a @entry_num number of @entry_len sized entries, each entry is
> > > + * user space data, i.e. an uAPI that is defined in include/uapi/linux/iommufd.h
> > > + */
> > > +struct iommu_user_data_array {
> > > + void __user *uptr;
> > > + size_t entry_len;
> > > + int entry_num;
> > > +};
> >
> > Ditto about iommu-driver.h for most of this stuff
>
> ack.
FYI, I aligned with Jason in another conversation that we can
defer this iommu-driver.h thing since there's no more need to
include the previous uapi header in iommu.h
Thanks
Nic
next prev parent reply other threads:[~2023-10-14 0:47 UTC|newest]
Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-21 7:51 [PATCH v4 00/17] iommufd: Add nesting infrastructure Yi Liu
2023-09-21 7:51 ` [PATCH v4 01/17] iommu: Add hwpt_type with user_data for domain_alloc_user op Yi Liu
2023-09-21 12:10 ` Baolu Lu
2023-09-21 20:58 ` Nicolin Chen
2023-09-25 13:05 ` Jason Gunthorpe
2023-09-25 18:17 ` Nicolin Chen
2023-09-25 6:22 ` Yi Liu
2023-09-25 8:01 ` Baolu Lu
2023-09-25 13:00 ` Jason Gunthorpe
2023-09-21 12:12 ` Baolu Lu
2023-09-21 16:44 ` Jason Gunthorpe
2023-09-22 9:47 ` Robin Murphy
2023-09-25 6:17 ` Yi Liu
2023-09-25 12:59 ` Jason Gunthorpe
2023-09-26 6:37 ` Tian, Kevin
2023-09-26 16:29 ` Jason Gunthorpe
2023-09-27 1:08 ` Tian, Kevin
2023-10-07 9:38 ` Yi Liu
2023-09-26 6:56 ` Tian, Kevin
2023-10-12 9:12 ` Yi Liu
2023-10-13 11:42 ` Yi Liu
2023-10-13 22:22 ` Nicolin Chen
2023-10-10 16:58 ` Jason Gunthorpe
2023-10-12 9:11 ` Yi Liu
2023-10-12 13:39 ` Jason Gunthorpe
2023-10-13 4:33 ` Yi Liu
2023-10-13 14:04 ` Jason Gunthorpe
2023-10-13 17:56 ` Nicolin Chen
2023-10-16 3:28 ` Yi Liu
2023-10-16 11:54 ` Jason Gunthorpe
2023-10-16 18:17 ` Nicolin Chen
2023-10-17 8:51 ` Yi Liu
2023-10-17 9:28 ` Tian, Kevin
2023-10-18 6:12 ` Yi Liu
2023-10-18 16:37 ` Jason Gunthorpe
2023-10-18 16:51 ` Nicolin Chen
2023-10-13 0:34 ` Nicolin Chen
2023-10-13 14:03 ` Jason Gunthorpe
2023-09-21 7:51 ` [PATCH v4 02/17] iommu: Add nested domain support Yi Liu
2023-10-10 17:21 ` Jason Gunthorpe
2023-10-12 9:13 ` Yi Liu
2023-10-14 0:47 ` Nicolin Chen [this message]
2023-09-21 7:51 ` [PATCH v4 03/17] iommufd: Unite all kernel-managed members into a struct Yi Liu
2023-09-26 7:46 ` Tian, Kevin
2023-10-07 10:08 ` Yan Zhao
2023-10-09 4:13 ` Yi Liu
2023-10-09 5:13 ` Yan Zhao
2023-10-10 3:26 ` Yi Liu
2023-09-21 7:51 ` [PATCH v4 04/17] iommufd: Pass in hwpt_type/user_data to iommufd_hw_pagetable_alloc() Yi Liu
2023-09-21 7:51 ` [PATCH v4 05/17] iommufd: Separate kernel-managed HWPT alloc/destroy/abort functions Yi Liu
2023-09-26 7:57 ` Tian, Kevin
2023-10-10 18:49 ` Jason Gunthorpe
2023-10-12 19:09 ` Jason Gunthorpe
2023-10-13 7:13 ` Tian, Kevin
2023-10-13 14:05 ` Jason Gunthorpe
2023-10-16 8:26 ` Tian, Kevin
2023-10-16 12:02 ` Jason Gunthorpe
2023-09-21 7:51 ` [PATCH v4 06/17] iommufd: Add shared alloc_fn function pointer and mutex pointer Yi Liu
2023-09-21 7:51 ` [PATCH v4 07/17] iommufd: Add user-managed hw_pagetable support Yi Liu
2023-09-26 8:14 ` Tian, Kevin
2023-10-14 0:08 ` Nicolin Chen
2023-09-21 7:51 ` [PATCH v4 08/17] iommufd: Always setup MSI and anforce cc on kernel-managed domains Yi Liu
2023-09-26 8:16 ` Tian, Kevin
2023-10-14 0:44 ` Nicolin Chen
2023-10-16 8:48 ` Tian, Kevin
2023-10-16 11:57 ` Jason Gunthorpe
2023-10-17 8:52 ` Tian, Kevin
2023-10-17 15:53 ` Jason Gunthorpe
2023-10-17 19:58 ` Nicolin Chen
2023-10-18 16:51 ` Jason Gunthorpe
2023-10-19 1:56 ` Tian, Kevin
2023-10-19 23:53 ` Jason Gunthorpe
2023-10-20 2:43 ` Tian, Kevin
2023-10-20 13:55 ` Jason Gunthorpe
2023-10-20 18:59 ` Nicolin Chen
2023-10-21 16:38 ` Jason Gunthorpe
2023-10-23 0:18 ` Nicolin Chen
2023-10-23 2:53 ` Tian, Kevin
2023-10-23 18:42 ` Nicolin Chen
2023-10-23 13:59 ` Jason Gunthorpe
2023-10-23 18:49 ` Nicolin Chen
2023-10-18 2:32 ` Baolu Lu
2023-10-17 9:05 ` Tian, Kevin
2023-09-21 7:51 ` [PATCH v4 09/17] iommufd/device: Add helpers to enforce/remove device reserved regions Yi Liu
2023-10-07 7:20 ` Yan Zhao
2023-10-07 9:27 ` Nicolin Chen
2023-09-21 7:51 ` [PATCH v4 10/17] iommufd: Support IOMMU_HWPT_ALLOC allocation with user data Yi Liu
2023-10-13 15:19 ` Jason Gunthorpe
2023-10-13 20:58 ` Nicolin Chen
2023-10-14 0:07 ` Jason Gunthorpe
2023-10-14 0:51 ` Nicolin Chen
2023-10-16 7:03 ` Yi Liu
2023-10-16 11:59 ` Jason Gunthorpe
2023-10-16 18:44 ` Nicolin Chen
2023-10-17 8:55 ` Yi Liu
2023-10-17 15:50 ` Jason Gunthorpe
2023-10-17 19:32 ` Nicolin Chen
2023-09-21 7:51 ` [PATCH v4 11/17] iommufd: Add IOMMU_HWPT_INVALIDATE Yi Liu
2023-09-21 7:51 ` [PATCH v4 12/17] iommufd/selftest: Rework TEST_LENGTH to test min_size explicitly Yi Liu
2023-09-21 7:51 ` [PATCH v4 13/17] iommufd/selftest: Add nested domain allocation for mock domain Yi Liu
2023-09-21 7:51 ` [PATCH v4 14/17] iommufd/selftest: Add coverage for IOMMU_HWPT_ALLOC with nested HWPTs Yi Liu
2023-09-21 7:51 ` [PATCH v4 15/17] iommufd/selftest: Add mock_domain_cache_invalidate_user support Yi Liu
2023-09-21 7:51 ` [PATCH v4 16/17] iommufd/selftest: Add IOMMU_TEST_OP_MD_CHECK_IOTLB test op Yi Liu
2023-09-21 7:51 ` [PATCH v4 17/17] iommufd/selftest: Add coverage for IOMMU_HWPT_INVALIDATE ioctl Yi Liu
2023-10-10 16:53 ` [PATCH v4 00/17] iommufd: Add nesting infrastructure Jason Gunthorpe
2023-10-12 8:45 ` Yi Liu
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