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[142.68.80.239]) by smtp.gmail.com with ESMTPSA id mh12-20020a056214564c00b00686a22aeafasm899306qvb.18.2024.02.02.07.28.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Feb 2024 07:28:56 -0800 (PST) Received: from jgg by wakko with local (Exim 4.95) (envelope-from ) id 1rVvTL-00AwCx-Nz; Fri, 02 Feb 2024 11:28:55 -0400 Date: Fri, 2 Feb 2024 11:28:55 -0400 From: Jason Gunthorpe To: Vasant Hegde Cc: iommu@lists.linux.dev, joro@8bytes.org, suravee.suthikulpanit@amd.com, wei.huang2@amd.com, jsnitsel@redhat.com Subject: Re: [PATCH v5 14/14] iommu/amd: Add SVA domain support Message-ID: <20240202152855.GV50608@ziepe.ca> References: <20240118073339.6978-1-vasant.hegde@amd.com> <20240118073339.6978-15-vasant.hegde@amd.com> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240118073339.6978-15-vasant.hegde@amd.com> On Thu, Jan 18, 2024 at 07:33:39AM +0000, Vasant Hegde wrote: > - Allocate SVA domain and setup mmu notifier. In free path unregister > mmu notifier and free protection domain. > > - Add mmu notifier callback function. It will retrieve SVA protection > domain and invalidates IO/TLB. > > Signed-off-by: Vasant Hegde > --- > drivers/iommu/amd/amd_iommu.h | 5 ++ > drivers/iommu/amd/amd_iommu_types.h | 1 + > drivers/iommu/amd/iommu.c | 10 ++-- > drivers/iommu/amd/pasid.c | 80 +++++++++++++++++++++++++++++ > 4 files changed, 93 insertions(+), 3 deletions(-) Reviewed-by: Jason Gunthorpe Jason