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[94.29.46.111]) by smtp.googlemail.com with ESMTPSA id w15sm84215lfe.184.2021.12.09.11.58.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 Dec 2021 11:58:15 -0800 (PST) Subject: Re: [PATCH v8 6/6] iommu/tegra-smmu: Add pagetable mappings to debugfs To: Nicolin Chen References: <20211209073822.26728-1-nicolinc@nvidia.com> <20211209073822.26728-7-nicolinc@nvidia.com> <5713902d-823b-63ca-00c9-aa6c64c1af41@gmail.com> <20211209193253.GB34762@Asurada-Nvidia> <97a32c9a-2ec7-6579-7d8d-026d6f820a3e@gmail.com> <20211209195128.GA35526@Asurada-Nvidia> From: Dmitry Osipenko Message-ID: Date: Thu, 9 Dec 2021 22:58:15 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20211209195128.GA35526@Asurada-Nvidia> Content-Language: en-US Cc: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, jonathanh@nvidia.com, thierry.reding@gmail.com, linux-tegra@vger.kernel.org, will@kernel.org 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" MDkuMTIuMjAyMSAyMjo1MSwgTmljb2xpbiBDaGVuINC/0LjRiNC10YI6Cj4gT24gVGh1LCBEZWMg MDksIDIwMjEgYXQgMTA6NDA6NDJQTSArMDMwMCwgRG1pdHJ5IE9zaXBlbmtvIHdyb3RlOgo+PiBF eHRlcm5hbCBlbWFpbDogVXNlIGNhdXRpb24gb3BlbmluZyBsaW5rcyBvciBhdHRhY2htZW50cwo+ Pgo+Pgo+PiAwOS4xMi4yMDIxIDIyOjMyLCBOaWNvbGluIENoZW4g0L/QuNGI0LXRgjoKPj4+IE9u IFRodSwgRGVjIDA5LCAyMDIxIGF0IDA1OjQ3OjE4UE0gKzAzMDAsIERtaXRyeSBPc2lwZW5rbyB3 cm90ZToKPj4+PiBFeHRlcm5hbCBlbWFpbDogVXNlIGNhdXRpb24gb3BlbmluZyBsaW5rcyBvciBh dHRhY2htZW50cwo+Pj4+Cj4+Pj4KPj4+PiAwOS4xMi4yMDIxIDEwOjM4LCBOaWNvbGluIENoZW4g 0L/QuNGI0LXRgjoKPj4+Pj4gQEAgLTU0NSw2ICs3MTksMTUgQEAgc3RhdGljIHZvaWQgdGVncmFf c21tdV9kZXRhY2hfYXMoc3RydWN0IHRlZ3JhX3NtbXUgKnNtbXUsCj4+Pj4+ICAgICAgICAgICAg ICAgaWYgKGdyb3VwLT5zd2dycCAhPSBzd2dycCkKPj4+Pj4gICAgICAgICAgICAgICAgICAgICAg IGNvbnRpbnVlOwo+Pj4+PiAgICAgICAgICAgICAgIGdyb3VwLT5hcyA9IE5VTEw7Cj4+Pj4+ICsK Pj4+Pj4gKyAgICAgICAgICAgICBpZiAoc21tdS0+ZGVidWdmc19tYXBwaW5ncykgewo+Pj4+IERv IHdlIHJlYWxseSBuZWVkIHRoaXMgY2hlY2s/Cj4+Pj4KPj4+PiBMb29rcyBsaWtlIGFsbCBkZWJ1 Z2ZzX2NyZWF0ZV9kaXIoKSB1c2FnZXMgaW4gdGhpcyBkcml2ZXIgYXJlIGluY29ycmVjdCwKPj4+ PiB0aGF0IGZ1bmN0aW9uIG5ldmVyIHJldHVybnMgTlVMTC4gUGxlYXNlIGZpeCB0aGlzLgo+Pj4g ZGVidWdmc19jcmVhdGVfZGlyIHJldHVybnMgRVJSX1BUUiBvbiBmYWlsdXJlLiBTbyBoZXJlIHNo b3VsZCBiZQo+Pj4gdG8gY2hlY2sgIUlTX0VSUi4gVGhhbmtzIGZvciBwb2ludGluZyBpdCBvdXQh Cj4+Pgo+Pgo+PiBBbGwgZGVidWdmcyBmdW5jdGlvbnMgaGFuZGxlIElTX0VSUigpLiBHcmVnS0gg cmVtb3ZlcyBhbGwgc3VjaCBjaGVja3MKPj4gYWxsIG92ZXIgdGhlIGtlcm5lbC4gU28gdGhlIGNo ZWNrIHNob3VsZG4ndCBiZSBuZWVkZWQgYXQgYWxsLCBwbGVhc2UKPj4gcmVtb3ZlIGl0IGlmIGl0 J3MgdW5uZWVkZWQgb3IgcHJvdmUgdGhhdCBpdCdzIG5lZWRlZC4KPiAKPiBkZWJ1Z2ZzX2NyZWF0 ZV9maWxlIGNhbiBoYW5kbGUgYSBOVUxMIHBhcmVudCwgYnV0IG5vdCBFUlJfUFRSIG9uZSwKPiBh bmQgdGhlbiBpdCBwdXRzIHRoZSBuZXcgbm9kZSB1bmRlciB0aGUgcm9vdC4gU28gZWl0aGVyIHBh c3NpbmcgYW4KPiBFUlJfUFRSIHBhcmVudCBvciBjcmVhdGluZyBvcnBoYW4gbm9kZXMgaGVyZSBk b2Vzbid0IHNvdW5kIGdvb2QuLi4KPiAKCldoYXQgbWFrZXMgeW91IHNheSBzbz8gUGxlYXNlIHNo b3cgdGhlIGV4YWN0IHNvdXJjZSBjb2RlIHRoYXQgd2lsbCBjYXVzZQp0aGUgcHJvYmxlbS4KClRo ZSBzbW11LT5kZWJ1Z2ZzX21hcHBpbmdzIGNhbid0IGV2ZXIgYmUgTlVMTCBhbmQgZGVidWdmc19j cmVhdGVfZmlsZQpoYW5kbGVzIHRoZSBFUlJfUFRSIFsxXVsyXS4KClsxXSBodHRwczovL2VsaXhp ci5ib290bGluLmNvbS9saW51eC9sYXRlc3Qvc291cmNlL2ZzL2RlYnVnZnMvaW5vZGUuYyNMMzk3 CgpbMl0gaHR0cHM6Ly9lbGl4aXIuYm9vdGxpbi5jb20vbGludXgvbGF0ZXN0L3NvdXJjZS9mcy9k ZWJ1Z2ZzL2lub2RlLmMjTDMzMApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwppb21tdSBtYWlsaW5nIGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlv bi5vcmcKaHR0cHM6Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8v aW9tbXU=