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[47.54.130.67]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-8f471de93a1sm27985376d6.34.2026.07.02.08.19.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Jul 2026 08:19:36 -0700 (PDT) Received: from jgg by wakko with local (Exim 4.97) (envelope-from ) id 1wfJCR-00000005wsj-2X8o; Thu, 02 Jul 2026 12:19:35 -0300 Date: Thu, 2 Jul 2026 12:19:35 -0300 From: Jason Gunthorpe To: "Aneesh Kumar K.V" Cc: Alexey Kardashevskiy , Catalin Marinas , iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev, Robin Murphy , Marek Szyprowski , Will Deacon , Marc Zyngier , Steven Price , Suzuki K Poulose , Jiri Pirko , Mostafa Saleh , Petr Tesarik , Dan Williams , Xu Yilun , linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , x86@kernel.org Subject: Re: [PATCH v6 00/20] dma-mapping: Use DMA_ATTR_CC_SHARED through direct, pool and swiotlb paths Message-ID: <20260702151935.GR7525@ziepe.ca> References: <2ecfa1a8-6202-4319-9692-a6ffeb5a3dbf@amd.com> <20260618153705.GH231643@ziepe.ca> <20260619122148.GL231643@ziepe.ca> <20260619140616.GB1068655@ziepe.ca> <20260630174216.GK7525@ziepe.ca> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Wed, Jul 01, 2026 at 08:39:06AM +0530, Aneesh Kumar K.V wrote: > This is the only code path where we need to special-case host memory > encryption. For this reason, I have avoided renaming > io_tlb_mem::cc_shared to io_tlb_mem::unencrypted. I can send a v7 with > the above and we can review the changes based on that? I'm OK with this Jason