Re: [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry

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Subject: Re: [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry
From: Yi Liu <yi.l.liu@xxxxxxxxx>
Date: Wed, 6 Nov 2024 18:22:31 +0800
Cc: "alex.williamson@xxxxxxxxxx" <alex.williamson@xxxxxxxxxx>, "eric.auger@xxxxxxxxxx" <eric.auger@xxxxxxxxxx>, "nicolinc@xxxxxxxxxx" <nicolinc@xxxxxxxxxx>, "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, "chao.p.peng@xxxxxxxxxxxxxxx" <chao.p.peng@xxxxxxxxxxxxxxx>, "iommu@xxxxxxxxxxxxxxx" <iommu@xxxxxxxxxxxxxxx>, "Duan, Zhenzhong" <zhenzhong.duan@xxxxxxxxx>, "vasant.hegde@xxxxxxx" <vasant.hegde@xxxxxxx>, "will@xxxxxxxxxx" <will@xxxxxxxxxx>
In-reply-to: <BN9PR11MB52760B5C45AD8D7B553404A98C532@BN9PR11MB5276.namprd11.prod.outlook.com>
References: <20241104131842.13303-1-yi.l.liu@intel.com> <20241104131842.13303-3-yi.l.liu@intel.com> <BN9PR11MB5276D12FF07A6066CEAAF4308C532@BN9PR11MB5276.namprd11.prod.outlook.com> <b6442ba7-7979-4619-8b47-87ee90792517@intel.com> <BN9PR11MB5276DC217F91F706C0100A738C532@BN9PR11MB5276.namprd11.prod.outlook.com> <0edd54a4-b8ee-423c-9094-af0c841ea140@intel.com> <BN9PR11MB52760B5C45AD8D7B553404A98C532@BN9PR11MB5276.namprd11.prod.outlook.com>
User-agent: Mozilla Thunderbird

On 2024/11/6 18:01, Tian, Kevin wrote:

Then just say that this patch generalizes the logic for flushing
pasid cache upon changes to bits other than SSADE and P which
requires a different flow according to VT-d spec


sure.

--
Regards,
Yi Liu

References:
- [PATCH v4 00/13] Make set_dev_pasid op supporting domain replacement
  - From: Yi Liu
- [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry
  - From: Yi Liu
- RE: [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry
  - From: Tian, Kevin
- Re: [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry
  - From: Yi Liu
- RE: [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry
  - From: Tian, Kevin
- Re: [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry
  - From: Yi Liu
- RE: [PATCH v4 02/13] iommu/vt-d: Add a helper to flush cache for updating present pasid entry
  - From: Tian, Kevin

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