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[109.252.170.211]) by smtp.googlemail.com with ESMTPSA id y25sm50423ljd.79.2020.09.29.22.24.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 29 Sep 2020 22:24:02 -0700 (PDT) Subject: Re: [PATCH v2 2/3] iommu/tegra-smmu: Rework .probe_device and .attach_dev To: Nicolin Chen , thierry.reding@gmail.com, joro@8bytes.org, krzk@kernel.org References: <20200930003013.31289-1-nicoleotsuka@gmail.com> <20200930003013.31289-3-nicoleotsuka@gmail.com> From: Dmitry Osipenko Message-ID: <03710107-b6ad-5256-4550-09c610d0fded@gmail.com> Date: Wed, 30 Sep 2020 08:24:02 +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: <20200930003013.31289-3-nicoleotsuka@gmail.com> Content-Language: en-US Cc: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.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" MzAuMDkuMjAyMCAwMzozMCwgTmljb2xpbiBDaGVuINC/0LjRiNC10YI6Cj4gKwkvKgo+ICsJICog SU9NTVUgY29yZSBhbGxvd3MgLUVOT0RFViByZXR1cm4gdG8gY2Fycnkgb24uIFNvIGJ5cGFzcyBh bnkgY2FsbAo+ICsJICogZnJvbSBidXNfc2V0X2lvbW11KCkgZHVyaW5nIHRlZ3JhX3NtbXVfcHJv YmUoKSwgYXMgYSBkZXZpY2Ugd2lsbAo+ICsJICogY2FsbCBpbiBhZ2FpbiB2aWEgb2ZfaW9tbXVf Y29uZmlndXJlIHdoZW4gZndzcGVjIGlzIHByZXBhcmVkLgo+ICsJICovCj4gKwlpZiAoIW1jLT5z bW11IHx8ICFmd3NwZWMgfHwgZndzcGVjLT5vcHMgIT0gJnRlZ3JhX3NtbXVfb3BzKQo+ICAJCXJl dHVybiBFUlJfUFRSKC1FTk9ERVYpOwoKVGhlICFtYy0+c21tdSBjYW4ndCBiZSB0cnVlLgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBtYWlsaW5n IGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5saW51 eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=