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From: Jason Gunthorpe <jgg@ziepe.ca>
To: Vasant Hegde <vasant.hegde@amd.com>
Cc: iommu@lists.linux.dev, joro@8bytes.org, suravee.suthikulpanit@amd.com
Subject: Re: [PATCH v2 9/9] iommu/amd/pgtbl_v2: Invalidate updated page ranges only
Date: Thu, 30 Nov 2023 13:53:57 -0400	[thread overview]
Message-ID: <20231130175357.GG1394392@ziepe.ca> (raw)
In-Reply-To: <20231122090215.6191-10-vasant.hegde@amd.com>

On Wed, Nov 22, 2023 at 09:02:15AM +0000, Vasant Hegde wrote:
> Enhance __domain_flush_pages() to detect domain page table mode and use
> that info to build invalidation commands. So that we can use
> amd_iommu_domain_flush_pages() to invalidate v2 page table.
> 
> Also pass PASID, gn variable to device_flush_iotlb() so that it can build
> IOTLB invalidation command for both v1 and v2 page table.
> 
> Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
> ---
>  drivers/iommu/amd/io_pgtable_v2.c | 10 ++--------
>  drivers/iommu/amd/iommu.c         | 28 ++++++++++++++++++++--------
>  2 files changed, 22 insertions(+), 16 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>

Jason

  reply	other threads:[~2023-11-30 17:53 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-22  9:02 [PATCH v2 0/9] Improve TLB invalidation logic Vasant Hegde
2023-11-22  9:02 ` [PATCH v2 1/9] iommu/amd: Rename iommu_flush_all_caches() -> amd_iommu_flush_all_caches() Vasant Hegde
2023-11-22  9:02 ` [PATCH v2 2/9] iommu/amd: Remove redundant domain flush from attach_device() Vasant Hegde
2023-11-22  9:02 ` [PATCH v2 3/9] iommu/amd: Remove redundant passing of PDE bit Vasant Hegde
2023-11-22  9:02 ` [PATCH v2 4/9] iommu/amd: Add support to invalidate multiple guest pages Vasant Hegde
2023-11-22  9:02 ` [PATCH v2 5/9] iommu/amd: Refactor IOMMU tlb invalidation code Vasant Hegde
2023-11-22  9:02 ` [PATCH v2 6/9] iommu/amd: Refactor device iotlb " Vasant Hegde
2023-11-22  9:02 ` [PATCH v2 7/9] iommu/amd: Consolidate amd_iommu_domain_flush_complete() call Vasant Hegde
2023-11-30 17:51   ` Jason Gunthorpe
2023-11-22  9:02 ` [PATCH v2 8/9] iommu/amd: Make domain_flush_pages as global function Vasant Hegde
2023-11-30 17:52   ` Jason Gunthorpe
2023-11-22  9:02 ` [PATCH v2 9/9] iommu/amd/pgtbl_v2: Invalidate updated page ranges only Vasant Hegde
2023-11-30 17:53   ` Jason Gunthorpe [this message]
2023-12-11 14:26 ` [PATCH v2 0/9] Improve TLB invalidation logic Joerg Roedel

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