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[216.228.112.22]) by smtp.gmail.com with ESMTPSA id 11sm4712300pfn.146.2021.03.15.13.02.10 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Mon, 15 Mar 2021 13:02:11 -0700 (PDT) Date: Mon, 15 Mar 2021 12:59:57 -0700 From: Nicolin Chen To: Dmitry Osipenko Subject: Re: [PATCH v4] iommu/tegra-smmu: Add pagetable mappings to debugfs Message-ID: <20210315195956.GA16172@Asurada-Nvidia> References: <20210315033504.23937-1-nicoleotsuka@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) 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" T24gTW9uLCBNYXIgMTUsIDIwMjEgYXQgMDk6NTM6MDlQTSArMDMwMCwgRG1pdHJ5IE9zaXBlbmtv IHdyb3RlOgo+IDE1LjAzLjIwMjEgMDY6MzUsIE5pY29saW4gQ2hlbiDQv9C40YjQtdGCOgo+ID4g VGhpcyBwYXRjaCBkdW1wcyBhbGwgYWN0aXZlIG1hcHBpbmcgZW50cmllcyBmcm9tIHBhZ2V0YWJs ZQo+ID4gdG8gYSBkZWJ1Z2ZzIGRpcmVjdG9yeSBuYW1lZCAibWFwcGluZ3MiLgo+ID4gCj4gPiBB dGFjaGluZyBhbiBleGFtcGxlOgo+IAo+IEF0dGFjaGluZwo+IAo+ID4gCj4gPiBTV0dST1VQOiBo Ywo+ID4gQVNJRDogMAo+ID4gcmVnOiAweDI1MAo+ID4gUFRCX0FTSUQ6IDB4ZTAwODAwMDQKPiA+ IGFzLT5wZF9kbWE6IDB4ODAwMDQwMDAKPiA+IHsKPiA+ICAgICAgICAgWzEwMjNdIDB4ZjAwODAw MGIgKDEpCj4gPiAgICAgICAgIHsKPiA+ICAgICAgICAgICAgICAgICBQVEUgUkFOR0UgICAgICB8 IEFUVFIgfCBQSFlTICAgICAgICAgICAgICAgfCBJT1ZBICAgICAgICAgICAgICAgfCBTSVpFCj4g PiAgICAgICAgICAgICAgICAgWyMxMDIzLCAjMTAyM10gfCAweDUgIHwgMHgwMDAwMDAwMTExYThk MDAwIHwgMHgwMDAwMDAwMGZmZmZmMDAwIHwgMHgxMDAwCj4gPiAgICAgICAgIH0KPiA+IH0KPiA+ IFRvdGFsIFBERSBjb3VudDogMQo+ID4gVG90YWwgUFRFIGNvdW50OiAxCj4gPiAKPiA+IFNpZ25l ZC1vZmYtYnk6IE5pY29saW4gQ2hlbiA8bmljb2xlb3RzdWthQGdtYWlsLmNvbT4KPiA+IC0tLQo+ IAo+IEdvb2QgdG8gbWUsIHRoYW5rcy4KPiAKPiBUZXN0ZWQtYnk6IERtaXRyeSBPc2lwZW5rbyA8 ZGlnZXR4QGdtYWlsLmNvbT4KPiBSZXZpZXdlZC1ieTogRG1pdHJ5IE9zaXBlbmtvIDxkaWdldHhA Z21haWwuY29tPgo+IAo+ID4gKwlmb3IgKHBkX2luZGV4ID0gMDsgcGRfaW5kZXggPCBTTU1VX05V TV9QREU7IHBkX2luZGV4KyspIHsKPiA+ICsJCXN0cnVjdCBwYWdlICpwdF9wYWdlOwo+ID4gKwkJ dTMyICphZGRyOwo+ID4gKwkJdW5zaWduZWQgaW50IGk7Cj4gCj4gVW5pbXBvcnRhbnQgbml0OiBJ J2Qga2VlcCBsaW5lcyBhcnJhbmdlZCBieSBsZW5ndGggZm9yIGNvbnNpc3RlbmN5IHdpdGgKPiB0 aGUgcmVzdCBvZiB0aGUgY29kZS4KPiAKPiAuLi4KPiA+ICsJZ3JvdXBfZGVidWcgPSBkZXZtX2tj YWxsb2MoZGV2LCBzb2MtPm51bV9zd2dyb3Vwcywgc2l6ZW9mKCpncm91cF9kZWJ1ZyksIEdGUF9L RVJORUwpOwo+IAo+IEFub3RoZXIgbml0OiB0aGlzIGlzIGEgbG9uZyBsaW5lLCBJJ2Qgc3BsaXQg aXQgaW50byB0d28gbGluZXMgdG8ga2VlcAo+IGNvZGluZyBzdHlsZSBjb25zaXN0ZW50IGFuZCB0 byBpbXByb3ZlIHJlYWRhYmlsaXR5IGZvciB0aG9zZSB3aG8gaGF2ZSBhCj4gc2lkZS1ieS1zaWRl IGNvZGUgdmlld2luZyBzZXR1cC4KClNlbmRpbmcgdjUuIFdpbGwgYWRkIHlvdXIgVGVzdGVkLWJ5 IGFuZCBSZXZpZXdlZC1ieSBzaW5jZSB0aGVyZSdkCmJlIG5vIGZ1bmN0aW9uYWwgY2hhbmdlcy4g VGhhbmtzIQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpp b21tdSBtYWlsaW5nIGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6 Ly9saXN0cy5saW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=