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Fri, 15 Mar 2024 14:28:04 -0700 (PDT) Received: from [2620:0:1008:15:59e5:b9a4:a826:c419] ([2620:0:1008:15:59e5:b9a4:a826:c419]) by smtp.gmail.com with ESMTPSA id u17-20020a17090341d100b001dddb6c0971sm4396163ple.17.2024.03.15.14.28.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Mar 2024 14:28:03 -0700 (PDT) Date: Fri, 15 Mar 2024 14:28:02 -0700 (PDT) From: David Rientjes To: Pasha Tatashin cc: akpm@linux-foundation.org, alim.akhtar@samsung.com, alyssa@rosenzweig.io, asahi@lists.linux.dev, baolu.lu@linux.intel.com, bhelgaas@google.com, cgroups@vger.kernel.org, corbet@lwn.net, david@redhat.com, dwmw2@infradead.org, hannes@cmpxchg.org, heiko@sntech.de, iommu@lists.linux.dev, jernej.skrabec@gmail.com, jonathanh@nvidia.com, joro@8bytes.org, krzysztof.kozlowski@linaro.org, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-rockchip@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, lizefan.x@bytedance.com, marcan@marcan.st, mhiramat@kernel.org, m.szyprowski@samsung.com, paulmck@kernel.org, rdunlap@infradead.org, robin.murphy@arm.com, samuel@sholland.org, suravee.suthikulpanit@amd.com, sven@svenpeter.dev, thierry.reding@gmail.com, tj@kernel.org, tomas.mudrunka@gmail.com, vdumpa@nvidia.com, wens@csie.org, will@kernel.org, yu-cheng.yu@intel.com, bagasdotme@gmail.com, mkoutny@suse.com Subject: Re: [PATCH v5 02/11] iommu/dma: use iommu_put_pages_list() to releae freelist In-Reply-To: <20240222173942.1481394-3-pasha.tatashin@soleen.com> Message-ID: <34b593bb-796b-7657-8971-17d24dea4e99@google.com> References: <20240222173942.1481394-1-pasha.tatashin@soleen.com> <20240222173942.1481394-3-pasha.tatashin@soleen.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: 12645120006 X-Rspam-User: X-Stat-Signature: 6n1hw1uniwwypwsf91j4me5tzery7pui X-Rspamd-Server: rspam03 X-HE-Tag: 1710538085-86761 X-HE-Meta: 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 bTL/PsUJ 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000178, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, 22 Feb 2024, Pasha Tatashin wrote: > Free the IOMMU page tables via iommu_put_pages_list(). The page tables > were allocated via iommu_alloc_* functions in architecture specific > places, but are released in dma-iommu if the freelist is gathered during > map/unmap operations into iommu_iotlb_gather data structure. > > Currently, only iommu/intel that does that. > > Signed-off-by: Pasha Tatashin Acked-by: David Rientjes