Re: [PATCH v1 15/19] memory: Add an API for ATS support

2025-01-08 Thread CLEMENT MATHIEU--DRIF
On 08/01/2025 19:10, Michael S. Tsirkin wrote: > Caution: External email. Do not open attachments or click links, unless this > email comes from a known sender and you know the content is safe. > > > On Fri, Nov 29, 2024 at 07:44:00AM +, CLEMENT MATHIEU--DRIF wrote: >> From: Clément Mathieu

Re: [PATCH v1 15/19] memory: Add an API for ATS support

2025-01-08 Thread Michael S. Tsirkin
On Fri, Nov 29, 2024 at 07:44:00AM +, CLEMENT MATHIEU--DRIF wrote: > From: Clément Mathieu--Drif > > IOMMU have to implement iommu_ats_request_translation to support ATS. > > Devices can use IOMMU_TLB_ENTRY_TRANSLATION_ERROR to check the tlb > entries returned by a translation request. > >

[PATCH v1 15/19] memory: Add an API for ATS support

2024-11-28 Thread CLEMENT MATHIEU--DRIF
From: Clément Mathieu--Drif IOMMU have to implement iommu_ats_request_translation to support ATS. Devices can use IOMMU_TLB_ENTRY_TRANSLATION_ERROR to check the tlb entries returned by a translation request. We decided not to use the existing translation operation for 2 reasons. First, ATS is d