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[209.85.167.180]) by smtp.gmail.com with ESMTPSA id r127-20020acada85000000b003431d9b3edfsm1515527oig.2.2022.09.21.10.28.03 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 21 Sep 2022 10:28:04 -0700 (PDT) Received: by mail-oi1-f180.google.com with SMTP id r125so8918073oia.8 for ; Wed, 21 Sep 2022 10:28:03 -0700 (PDT) X-Received: by 2002:a05:6808:11cf:b0:34b:8f4f:314b with SMTP id p15-20020a05680811cf00b0034b8f4f314bmr4438561oiv.126.1663781283650; Wed, 21 Sep 2022 10:28:03 -0700 (PDT) MIME-Version: 1.0 References: <2b0ca6254dd0102bf559b2a73e9b51da089afbe3.1663764627.git.robin.murphy@arm.com> <574fe371-033e-a316-4ace-8a3fd9b19329@arm.com> In-Reply-To: <574fe371-033e-a316-4ace-8a3fd9b19329@arm.com> From: Linus Torvalds Date: Wed, 21 Sep 2022 10:27:47 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2] iommu: Optimise PCI SAC address trick To: Robin Murphy Cc: joro@8bytes.org, will@kernel.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 21, 2022 at 10:01 AM Robin Murphy wrote: > > If you do want to have a play though, compile-tested cherry-pick below. Works for me. Except for you having "format=flowed" and some whitespace damage. But I fixed that up manually. Linus