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Mon, 21 Jun 2021 14:35:42 +0000 Subject: Re: [PATCH v2] nitro_enclaves: Set Bus Master for the NE PCI device To: "Longpeng(Mike)" , CC: , Greg Kroah-Hartman , Alexandru Vasile , Alexandru Ciobotaru References: <20210621004046.1419-1-longpeng2@huawei.com> From: "Paraschiv, Andra-Irina" Message-ID: Date: Mon, 21 Jun 2021 17:35:32 +0300 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:78.0) Gecko/20100101 Thunderbird/78.10.2 MIME-Version: 1.0 In-Reply-To: <20210621004046.1419-1-longpeng2@huawei.com> Content-Language: en-US X-Originating-IP: [10.43.162.178] X-ClientProxiedBy: EX13D18UWA004.ant.amazon.com (10.43.160.45) To EX13D16EUB003.ant.amazon.com (10.43.166.99) Content-Type: text/plain; charset="utf-8"; format="flowed" Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org CgpPbiAyMS8wNi8yMDIxIDAzOjQwLCBMb25ncGVuZyhNaWtlKSB3cm90ZToKPiBFbmFibGUgQnVz IE1hc3RlciBmb3IgdGhlIE5FIFBDSSBkZXZpY2UsIGFjY29yZGluZyB0byB0aGUgUENJIHNwZWMK PiBmb3Igc3VibWl0dGluZyBtZW1vcnkgb3IgSS9PIHJlcXVlc3RzOgo+Cj4gICBNYXN0ZXIgRW5h YmxlIOKAkyBDb250cm9scyB0aGUgYWJpbGl0eSBvZiBhIFBDSSBFeHByZXNzCj4gICAgRW5kcG9p bnQgdG8gaXNzdWUgTWVtb3J5IGFuZCBJL08gUmVhZC9Xcml0ZSBSZXF1ZXN0cywgYW5kCj4gICAg dGhlIGFiaWxpdHkgb2YgYSBSb290IG9yIFN3aXRjaCBQb3J0IHRvIGZvcndhcmQgTWVtb3J5IGFu ZAo+ICAgIEkvTyBSZWFkL1dyaXRlIFJlcXVlc3RzIGluIHRoZSBVcHN0cmVhbSBkaXJlY3Rpb24K Pgo+IENjOiBHcmVnIEtyb2FoLUhhcnRtYW4gPGdyZWdraEBsaW51eGZvdW5kYXRpb24ub3JnPgo+ IENjOiBBbmRyYSBQYXJhc2NoaXYgPGFuZHJhcHJzQGFtYXpvbi5jb20+Cj4gQ2M6IEFsZXhhbmRy dSBWYXNpbGUgPGxleG52QGFtYXpvbi5jb20+Cj4gQ2M6IEFsZXhhbmRydSBDaW9ib3RhcnUgPGFs Y2lvYUBhbWF6b24uY29tPgo+IFNpZ25lZC1vZmYtYnk6IExvbmdwZW5nKE1pa2UpIDxsb25ncGVu ZzJAaHVhd2VpLmNvbT4KPiAtLS0KPiBDaGFuZ2VzIHNpbmNlIHYxOgo+ICAgIC0gdXBkYXRlIHRo ZSBjb21taXQgbWVzc2FnZS4gW0FuZHJhXQo+IC0tLQo+ICAgZHJpdmVycy92aXJ0L25pdHJvX2Vu Y2xhdmVzL25lX3BjaV9kZXYuYyB8IDIgKysKPiAgIDEgZmlsZSBjaGFuZ2VkLCAyIGluc2VydGlv bnMoKykKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL3ZpcnQvbml0cm9fZW5jbGF2ZXMvbmVfcGNp X2Rldi5jIGIvZHJpdmVycy92aXJ0L25pdHJvX2VuY2xhdmVzL25lX3BjaV9kZXYuYwo+IGluZGV4 IGI5YzFkZTQuLjE0MzIwN2UgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy92aXJ0L25pdHJvX2VuY2xh dmVzL25lX3BjaV9kZXYuYwo+ICsrKyBiL2RyaXZlcnMvdmlydC9uaXRyb19lbmNsYXZlcy9uZV9w Y2lfZGV2LmMKPiBAQCAtNDgwLDYgKzQ4MCw4IEBAIHN0YXRpYyBpbnQgbmVfcGNpX3Byb2JlKHN0 cnVjdCBwY2lfZGV2ICpwZGV2LCBjb25zdCBzdHJ1Y3QgcGNpX2RldmljZV9pZCAqaWQpCj4gICAg ICAgICAgICAgICAgICBnb3RvIGZyZWVfbmVfcGNpX2RldjsKPiAgICAgICAgICB9Cj4KPiArICAg ICAgIHBjaV9zZXRfbWFzdGVyKHBkZXYpOwo+ICsKPiAgICAgICAgICByYyA9IHBjaV9yZXF1ZXN0 X3JlZ2lvbnNfZXhjbHVzaXZlKHBkZXYsICJuaXRyb19lbmNsYXZlcyIpOwo+ICAgICAgICAgIGlm IChyYyA8IDApIHsKPiAgICAgICAgICAgICAgICAgIGRldl9lcnIoJnBkZXYtPmRldiwgIkVycm9y IGluIHBjaSByZXF1ZXN0IHJlZ2lvbnMgW3JjPSVkXVxuIiwgcmMpOwo+IC0tCj4gMS44LjMuMQo+ CgpSZXZpZXdlZC1ieTogQW5kcmEgUGFyYXNjaGl2IDxhbmRyYXByc0BhbWF6b24uY29tPgoKVGhh bmsgeW91LgoKQW5kcmEKCgoKQW1hem9uIERldmVsb3BtZW50IENlbnRlciAoUm9tYW5pYSkgUy5S LkwuIHJlZ2lzdGVyZWQgb2ZmaWNlOiAyN0EgU2YuIExhemFyIFN0cmVldCwgVUJDNSwgZmxvb3Ig MiwgSWFzaSwgSWFzaSBDb3VudHksIDcwMDA0NSwgUm9tYW5pYS4gUmVnaXN0ZXJlZCBpbiBSb21h bmlhLiBSZWdpc3RyYXRpb24gbnVtYmVyIEoyMi8yNjIxLzIwMDUuCg==