Re: [PATCH 00/14] Add iommufd physical device operations for replace and alloc hwpt

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Subject: Re: [PATCH 00/14] Add iommufd physical device operations for replace and alloc hwpt
From: Jason Gunthorpe <jgg@xxxxxxxxxx>
Date: Wed, 8 Mar 2023 14:59:27 -0400
Cc: Baolu Lu <baolu.lu@xxxxxxxxxxxxxxx>, "iommu@xxxxxxxxxxxxxxx" <iommu@xxxxxxxxxxxxxxx>, "linux-kselftest@xxxxxxxxxxxxxxx" <linux-kselftest@xxxxxxxxxxxxxxx>, "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, Nicolin Chen <nicolinc@xxxxxxxxxx>, "Liu, Yi L" <yi.l.liu@xxxxxxxxx>
In-reply-to: <BN9PR11MB5276580F971F8C90A89F3AF38CB49@BN9PR11MB5276.namprd11.prod.outlook.com>
References: <0-v1-7612f88c19f5+2f21-iommufd_alloc_jgg@nvidia.com> <BN9PR11MB52764E0C994D6B2519BD6F9B8CB79@BN9PR11MB5276.namprd11.prod.outlook.com> <ZAcyEzN4102gPsWC@nvidia.com> <d441b9bb-e9b2-190d-981b-1fdc288b0a07@linux.intel.com> <BN9PR11MB5276580F971F8C90A89F3AF38CB49@BN9PR11MB5276.namprd11.prod.outlook.com>

On Wed, Mar 08, 2023 at 07:38:38AM +0000, Tian, Kevin wrote:
  
> > Perhaps we need a check on singleton group?
> > 
> 
> or move the xarray to device? Storing it in group while adding a singleton
> restriction only causes confusion.

Makes sense

Jason

References:
- [PATCH 00/14] Add iommufd physical device operations for replace and alloc hwpt
  - From: Jason Gunthorpe
- RE: [PATCH 00/14] Add iommufd physical device operations for replace and alloc hwpt
  - From: Tian, Kevin
- Re: [PATCH 00/14] Add iommufd physical device operations for replace and alloc hwpt
  - From: Jason Gunthorpe
- Re: [PATCH 00/14] Add iommufd physical device operations for replace and alloc hwpt
  - From: Baolu Lu
- RE: [PATCH 00/14] Add iommufd physical device operations for replace and alloc hwpt
  - From: Tian, Kevin

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