Thanks ;) >cmd
On 14/05/2024 07:50, Duan, Zhenzhong 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. > > > Hi Clement, > > I'll learn and try to give comments this week. > > Thanks > Zhenzhong > >> -----Original Message----- >> From: CLEMENT MATHIEU--DRIF <clement.mathieu--d...@eviden.com> >> Subject: Re: [PATCH intel_iommu 0/7] FLTS for VT-d >> >> Hi Zhenzhong >> >> Have you had time to review the ATS series rebased on you FLTS patches? >> >> Thanks >>> cmd >> >> On 06/05/2024 03:38, Duan, Zhenzhong 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. >>> >>> Hi Clement, >>> >>> Sorry for late response, just back from vacation. >>> I saw your rebased version and thanks for your work. >>> I'll schedule a timeslot to review them. >>> >>> Thanks >>> Zhenzhong >>> >>>> -----Original Message----- >>>> From: CLEMENT MATHIEU--DRIF <clement.mathieu--d...@eviden.com> >>>> Subject: Re: [PATCH intel_iommu 0/7] FLTS for VT-d >>>> >>>> Hi Zhenzhong, >>>> >>>> I will rebase, >>>> >>>> thanks >>>> >>>> On 01/05/2024 14:40, Duan, Zhenzhong 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. >>>>> Ah, this is a duplicate effort on stage-1 translation. >>>>> >>>>> Hi Clement, >>>>> >>>>> We had ever sent a rfcv1 series "intel_iommu: Enable stage-1 >> translation" >>>>> for both emulated and passthrough device, link: >>>>> https://lists.gnu.org/archive/html/qemu-devel/2024- >> 01/msg02740.html >>>>> which now evolves to rfcv2, link: >>>>> >> https://github.com/yiliu1765/qemu/commits/zhenzhong/iommufd_nesting >>>> _rfcv2/ >>>>> It had addressed recent community comments, also the comments in >> old >>>> history series: >>>> >> https://patchwork.kernel.org/project/kvm/cover/20210302203827.437645 >>>> -1-yi.l....@intel.com/ >>>>> Would you mind rebasing your remaining part, i.e., ATS, PRI emulation, >> etc >>>> on to our rfcv2? >>>>> Thanks >>>>> Zhenzhong >>>>> >>>>>> -----Original Message----- >>>>>> From: Cédric Le Goater <c...@redhat.com> >>>>>> Subject: Re: [PATCH intel_iommu 0/7] FLTS for VT-d >>>>>> >>>>>> Hello, >>>>>> >>>>>> Adding a few people in Cc: who are familiar with the Intel IOMMU. >>>>>> >>>>>> Thanks, >>>>>> >>>>>> C. >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> On 4/22/24 17:52, CLEMENT MATHIEU--DRIF wrote: >>>>>>> This series is the first of a list that add support for SVM in the Intel >>>> IOMMU. >>>>>>> Here, we implement support for first-stage translation in VT-d. >>>>>>> The PASID-based IOTLB invalidation is also added in this series as it is >> a >>>>>>> requirement of FLTS. >>>>>>> >>>>>>> The last patch introduces the 'flts' option to enable the feature from >>>>>>> the command line. >>>>>>> Once enabled, several drivers of the Linux kernel use this feature. >>>>>>> >>>>>>> This work is based on the VT-d specification version 4.1 (March 2023) >>>>>>> >>>>>>> Here is a link to a GitHub repository where you can find the following >>>>>> elements : >>>>>>> - Qemu with all the patches for SVM >>>>>>> - ATS >>>>>>> - PRI >>>>>>> - PASID based IOTLB invalidation >>>>>>> - Device IOTLB invalidations >>>>>>> - First-stage translations >>>>>>> - Requests with already translated addresses >>>>>>> - A demo device >>>>>>> - A simple driver for the demo device >>>>>>> - A userspace program (for testing and demonstration purposes) >>>>>>> >>>>>>> https://github.com/BullSequana/Qemu-in-guest-SVM-demo >>>>>>> >>>>>>> Clément Mathieu--Drif (7): >>>>>>> intel_iommu: fix FRCD construction macro. >>>>>>> intel_iommu: rename slpte to pte before adding FLTS >>>>>>> intel_iommu: make types match >>>>>>> intel_iommu: add support for first-stage translation >>>>>>> intel_iommu: extract device IOTLB invalidation logic >>>>>>> intel_iommu: add PASID-based IOTLB invalidation >>>>>>> intel_iommu: add a CLI option to enable FLTS >>>>>>> >>>>>>> hw/i386/intel_iommu.c | 655 >> ++++++++++++++++++++++++++- >>>> ----- >>>>>> - >>>>>>> hw/i386/intel_iommu_internal.h | 114 ++++-- >>>>>>> include/hw/i386/intel_iommu.h | 3 +- >>>>>>> 3 files changed, 609 insertions(+), 163 deletions(-) >>>>>>>
