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[216.228.112.22]) by smtp.gmail.com with ESMTPSA id v205sm7268836pfc.110.2020.09.29.17.36.56 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 29 Sep 2020 17:36:57 -0700 (PDT) Date: Tue, 29 Sep 2020 17:31:27 -0700 From: Nicolin Chen To: Dmitry Osipenko Subject: Re: [PATCH v4 2/2] iommu/tegra-smmu: Expand mutex protection range Message-ID: <20200930003126.GA31332@Asurada-Nvidia> References: <20200929061325.10197-1-nicoleotsuka@gmail.com> <20200929061325.10197-3-nicoleotsuka@gmail.com> <184163e9-01d4-dcc5-0adf-a3d175e56f16@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <184163e9-01d4-dcc5-0adf-a3d175e56f16@gmail.com> User-Agent: Mutt/1.9.4 (2018-02-28) Cc: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, jonathanh@nvidia.com, hch@infradead.org, thierry.reding@gmail.com, linux-tegra@vger.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" T24gVHVlLCBTZXAgMjksIDIwMjAgYXQgMDg6NDI6NTJQTSArMDMwMCwgRG1pdHJ5IE9zaXBlbmtv IHdyb3RlOgo+IDI5LjA5LjIwMjAgMDk6MTMsIE5pY29saW4gQ2hlbiDQv9C40YjQtdGCOgo+ID4g VGhpcyBpcyB1c2VkIHRvIHByb3RlY3QgcG90ZW50aWFsIHJhY2UgY29uZGl0aW9uIGF0IHVzZV9j b3VudC4KPiA+IHNpbmNlIHByb2JlcyBvZiBjbGllbnQgZHJpdmVycywgY2FsbGluZyBhdHRhY2hf ZGV2KCksIG1heSBydW4KPiA+IGNvbmN1cnJlbnRseS4KPiA+IAo+ID4gU2lnbmVkLW9mZi1ieTog Tmljb2xpbiBDaGVuIDxuaWNvbGVvdHN1a2FAZ21haWwuY29tPgo+ID4gLS0tCj4gCj4gSXQncyBh bHdheXMgYmV0dGVyIG5vdCB0byBtaXggc3VjY2VzcyBhbmQgZXJyb3IgY29kZSBwYXRocyBpbiBv cmRlciB0bwo+IGtlZXAgY29kZSByZWFkYWJsZSwgYnV0IG5vdCBhIGJpZyBkZWFsIGluIHRoZSBj YXNlIG9mIHRoaXMgcGFydGljdWxhcgo+IHBhdGNoIHNpbmNlIHRoZSBjaGFuZ2VkIGNvZGUgaXMg cXVpdGUgc2ltcGxlLiBQbGVhc2UgdHJ5IHRvIGF2b2lkIGRvaW5nCj4gdGhpcyBpbiB0aGUgZnV0 dXJlIHBhdGNoZXMuCj4gCj4gQWxzbywgcGxlYXNlIG5vdGUgdGhhdCBpbiBnZW5lcmFsIGl0J3Mg YmV0dGVyIHRvIHVzZSBsb2NrZWQvdW5sb2NrZWQKPiB2ZXJzaW9ucyBmb3IgdGhlIGZ1bmN0aW9u cyBsaWtlIGl0J3MgYWxyZWFkeSBkb25lIGZvcgo+IHRlZ3JhX3NtbXVfbWFwL3VubWFwLCB0aGlz IHdpbGwgcmVtb3ZlIHRoZSBuZWVkIHRvIG1haW50YWluIGxvY2tpbmdzIGluCj4gdGhlIGNvZGUu IFRoZSBjb2RlIHRvdWNoZWQgYnkgdGhpcyBwYXRjaCBkb2Vzbid0IGhhdmUgY29tcGxpY2F0ZWQg Y29kZQo+IHBhdGhzLCBzbyBpdCdzIGdvb2QgZW5vdWdoIHRvIG1lLgo+IAo+IFJldmlld2VkLWJ5 OiBEbWl0cnkgT3NpcGVua28gPGRpZ2V0eEBnbWFpbC5jb20+CgpPa2F5LiBUaGFua3MgZm9yIHRo ZSByZXZpZXchCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CmlvbW11IG1haWxpbmcgbGlzdAppb21tdUBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRw czovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9pb21tdQ==