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Tue, 27 Jul 2021 03:04:21 +0100 From: "Sakkinen, Jarkko" To: "Luck, Tony" , "Hansen, Dave" , "seanjc@google.com" CC: "linux-kernel@vger.kernel.org" , "x86@kernel.org" Subject: Re: [PATCH v2 1/6] x86/sgx: Provide indication of life-cycle of EPC pages Thread-Topic: [PATCH v2 1/6] x86/sgx: Provide indication of life-cycle of EPC pages Thread-Index: AQHXfMq64ck9iKFqFES93kMgbxNbPqtWDRMA Date: Tue, 27 Jul 2021 02:04:21 +0000 Message-ID: References: <20210708181423.1312359-1-tony.luck@intel.com> <20210719182009.1409895-1-tony.luck@intel.com> <20210719182009.1409895-2-tony.luck@intel.com> In-Reply-To: <20210719182009.1409895-2-tony.luck@intel.com> Accept-Language: fi-FI, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [163.33.253.164] Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gTW9uLCAyMDIxLTA3LTE5IGF0IDExOjIwIC0wNzAwLCBUb255IEx1Y2sgd3JvdGU6DQo+IFNH WCBFUEMgcGFnZXMgZ28gdGhyb3VnaCB0aGUgZm9sbG93aW5nIGxpZmUgY3ljbGU6DQo+IA0KPiAJ RElSVFkgLS0tPiBGUkVFIC0tLT4gSU4tVVNFIC0tXA0KPiAgICAgICAgICAgICAgICAgICAgIF4g ICAgICAgICAgICAgICAgIHwNCj4gICAgICAgICAgICAgICAgICAgICBcLS0tLS0tLS0tLS0tLS0t LS0vDQo+IA0KPiBSZWNvdmVyeSBhY3Rpb24gZm9yIHBvaXNvbiBmb3IgYSBESVJUWSBvciBGUkVF IHBhZ2UgaXMgc2ltcGxlLiBKdXN0DQo+IG1ha2Ugc3VyZSBuZXZlciB0byBhbGxvY2F0ZSB0aGUg cGFnZS4gSU4tVVNFIHBhZ2VzIG5lZWQgc29tZSBleHRyYQ0KPiBoYW5kbGluZy4NCj4gDQo+IEl0 IHdvdWxkIGJlIGdvb2QgdG8gdXNlIHRoZSBzZ3hfZXBjX3BhZ2UtPm93bmVyIGZpZWxkIGFzIGFu IGluZGljYXRvcg0KPiBvZiB3aGVyZSBhbiBFUEMgcGFnZSBpcyBjdXJyZW50bHkgaW4gdGhhdCBj eWNsZSAob3duZXIgIT0gTlVMTCBtZWFucw0KPiB0aGUgRVBDIHBhZ2UgaXMgSU4tVVNFKS4gQnV0 IHRoZXJlIGlzIG9uZSBjYWxsZXIsIHNneF9hbGxvY192YV9wYWdlKCksDQo+IHRoYXQgY2FsbHMg d2l0aCBOVUxMLg0KPiANCj4gTWFrZSB0aGUgZm9sbG93aW5nIGNoYW5nZXM6DQo+IA0KPiAxKSBD aGFuZ2UgdGhlIHR5cGUgb2YgIm93bmVyIiB0byAidm9pZCAqIiAoaXQgY2FuIGhhdmUgb3RoZXIg dHlwZXMNCj4gICAgYmVzaWRlcyAic3RydWN0IHNneF9lbmNsX3BhZ2UgKikuDQo+IDIpIFVwZGF0 ZSBzZ3hfYWxsb2NfdmFfcGFnZSgpIHRvIHBhc3MgaW4gYSBkdW1teSBub24tTlVMTCB2YWx1ZSBp bg0KPiAgICB0aGlzIGNhc2UuDQo+IDMpIEFkZCBhIGNoZWNrIHRvIHNneF9mcmVlX2VwY19wYWdl KCkgdG8gcHJldmVudCBjYWxsaW5nIHdpdGggTlVMTC4NCj4gNCkgUmVzZXQgb3duZXIgdG8gTlVM TCBpbiBzZ3hfZnJlZV9lcGNfcGFnZSgpLg0KPiANCj4gU2lnbmVkLW9mZi1ieTogVG9ueSBMdWNr IDx0b255Lmx1Y2tAaW50ZWwuY29tPg0KPiAtLS0NCj4gIGFyY2gveDg2L2tlcm5lbC9jcHUvc2d4 L2VuY2wuYyB8IDIgKy0NCj4gIGFyY2gveDg2L2tlcm5lbC9jcHUvc2d4L21haW4uYyB8IDYgKysr KysrDQo+ICBhcmNoL3g4Ni9rZXJuZWwvY3B1L3NneC9zZ3guaCAgfCAyICstDQo+ICAzIGZpbGVz IGNoYW5nZWQsIDggaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkNCj4gDQo+IGRpZmYgLS1n aXQgYS9hcmNoL3g4Ni9rZXJuZWwvY3B1L3NneC9lbmNsLmMgYi9hcmNoL3g4Ni9rZXJuZWwvY3B1 L3NneC9lbmNsLmMNCj4gaW5kZXggMDAxODA4ZTM5MDFjLi5jYTMyOGQ1NmQyMzAgMTAwNjQ0DQo+ IC0tLSBhL2FyY2gveDg2L2tlcm5lbC9jcHUvc2d4L2VuY2wuYw0KPiArKysgYi9hcmNoL3g4Ni9r ZXJuZWwvY3B1L3NneC9lbmNsLmMNCj4gQEAgLTY3OSw3ICs2NzksNyBAQCBzdHJ1Y3Qgc2d4X2Vw Y19wYWdlICpzZ3hfYWxsb2NfdmFfcGFnZSh2b2lkKQ0KPiAgCXN0cnVjdCBzZ3hfZXBjX3BhZ2Ug KmVwY19wYWdlOw0KPiAgCWludCByZXQ7DQo+ICANCj4gLQllcGNfcGFnZSA9IHNneF9hbGxvY19l cGNfcGFnZShOVUxMLCB0cnVlKTsNCj4gKwllcGNfcGFnZSA9IHNneF9hbGxvY19lcGNfcGFnZSgi Tm90IE5VTEwhIiwgdHJ1ZSk7DQoNCg0KSSB3b3VsZCBpbnN0ZWFkIHNldCBvd25lciB0byBlcGNf cGFnZSBpbnNpZGUgc2d4X2FsbG9jX2VwY19wYWdlKCksDQp3aGVuIE5VTEwgaXMgcGFzc2VkIHRv IG93bmVyLiBUaGF0IHdvdWxkIGJlIHNlbWFudGljYWxseSBzb3VuZC4NCg0KL0phcmtrbw0K