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[109.252.170.211]) by smtp.googlemail.com with ESMTPSA id b8sm2124820lfq.144.2020.09.26.14.24.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 26 Sep 2020 14:24:55 -0700 (PDT) Subject: Re: [PATCH 5/5] iommu/tegra-smmu: Add pagetable mappings to debugfs To: Nicolin Chen , thierry.reding@gmail.com, joro@8bytes.org, krzk@kernel.org References: <20200926080719.6822-1-nicoleotsuka@gmail.com> <20200926080719.6822-6-nicoleotsuka@gmail.com> From: Dmitry Osipenko Message-ID: <0451e362-30eb-2ba2-33f1-e9ab3972cada@gmail.com> Date: Sun, 27 Sep 2020 00:24:54 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200926080719.6822-6-nicoleotsuka@gmail.com> Content-Language: en-US Cc: linux-tegra@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, jonathanh@nvidia.com X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" MjYuMDkuMjAyMCAxMTowNywgTmljb2xpbiBDaGVuINC/0LjRiNC10YI6Ci4uLgo+ICsJZm9yIChw ZF9pbmRleCA9IDA7IHBkX2luZGV4IDwgU01NVV9OVU1fUERFOyBwZF9pbmRleCsrKSB7Cj4gKwkJ c3RydWN0IHBhZ2UgKnB0Owo+ICsJCXUzMiAqYWRkcjsKPiArCj4gKwkJaWYgKCFhcy0+Y291bnRb cGRfaW5kZXhdIHx8ICFwZFtwZF9pbmRleF0pCj4gKwkJCWNvbnRpbnVlOwoKSSBndWVzcyB0aGUg aWRlYSBvZiB0aGlzIHBhdGNoIGlzIHRvIHByaW50IG91dCB0aGUgaGFyZHdhcmUgc3RhdGUsIGlz bid0Cml0PyBIZW5jZSB0aGUgYXMtPmNvdW50IHNob3VsZG4ndCBiZSBjaGVja2VkIGhlcmUuCgo+ ICsJCXBkZV9jb3VudCsrOwo+ICsJCXB0ZV9jb3VudCArPSBhcy0+Y291bnRbcGRfaW5kZXhdOwo+ ICsJCXNlcV9wcmludGYocywgIlx0WyVkXSAweCV4ICglZClcbiIsCj4gKwkJCSAgIHBkX2luZGV4 LCBwZFtwZF9pbmRleF0sIGFzLT5jb3VudFtwZF9pbmRleF0pOwo+ICsJCXB0ID0gYXMtPnB0c1tw ZF9pbmRleF07Cj4gKwkJYWRkciA9IHBhZ2VfYWRkcmVzcyhwdCk7Cj4gKwo+ICsJCXNlcV9wdXRz KHMsICJcdHtcbiIpOwo+ICsJCXNlcV9wcmludGYocywgIlx0XHQlLTVzICUtNHMgJTEycyAlMTJz XG4iLCAiUERFIiwgIkFUVFIiLCAiUEhZUyIsICJJT1ZBIik7Cj4gKwkJZm9yIChwdF9pbmRleCA9 IDA7IHB0X2luZGV4IDwgU01NVV9OVU1fUFRFOyBwdF9pbmRleCsrKSB7Cj4gKwkJCXU2NCBpb3Zh Owo+ICsKPiArCQkJaWYgKCFhZGRyW3B0X2luZGV4XSkKPiArCQkJCWNvbnRpbnVlOwo+ICsKPiAr CQkJaW92YSA9ICgoZG1hX2FkZHJfdClwZF9pbmRleCAmIChTTU1VX05VTV9QREUgLSAxKSkgPDwg U01NVV9QREVfU0hJRlQ7Cj4gKwkJCWlvdmEgfD0gKChkbWFfYWRkcl90KXB0X2luZGV4ICYgKFNN TVVfTlVNX1BURSAtIDEpKSA8PCBTTU1VX1BURV9TSElGVDsKPiArCj4gKwkJCXNlcV9wcmludGYo cywgIlx0XHQjJS00ZCAweCUtNHggMHglLTEybGx4IDB4JS0xMmxseFxuIiwKPiArCQkJCSAgIHB0 X2luZGV4LCBhZGRyW3B0X2luZGV4XSA+PiBTTU1VX1BURV9BVFRSX1NISUZULAo+ICsJCQkJICAg U01NVV9QRk5fUEhZUyhhZGRyW3B0X2luZGV4XSAmIH5TTU1VX1BURV9BVFRSKSwgaW92YSk7Cj4K CldvdWxkIGJlIG5pY2UgaWYgeW91IGNvdWxkIGltcHJvdmUgdGhlIG91dHB1dCBmb3JtYXR0aW5n IGJ5IHByaW50aW5nIG91dApjb250aWd1b3VzIHJhbmdlcyB0aGF0IGhhdmUgdGhlIHNhbWUgQVRU UnMsIG90aGVyd2lzZSBpdCBjb3VsZCBiZSBhIGJpdAp0b28gbGFyZ2UgYW5kIHVucHJhY3RpY2Fs IG91dHB1dCBpbiBhIGNhc2UgaWYgbG90cyBvZiBwYWdlcyBhcmUgbWFwcGVkLgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBtYWlsaW5nIGxpc3QK aW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5k YXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=