From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Huang, Kai" Date: Fri, 07 Dec 2018 01:55:45 +0000 Subject: Re: [RFC v2 00/13] Multi-Key Total Memory Encryption API (MKTME) Message-Id: <1544147742.28511.18.camel@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit List-Id: References: In-Reply-To: To: "luto@kernel.org" , "Hansen, Dave" Cc: "kirill.shutemov@linux.intel.com" , "jmorris@namei.org" , "peterz@infradead.org" , "keyrings@vger.kernel.org" , "willy@infradead.org" , "tglx@linutronix.de" , "linux-mm@kvack.org" , "dhowells@redhat.com" , "linux-security-module@vger.kernel.org" , "Williams, Dan J" , "x86@kernel.org" , "hpa@zytor.com" , "mingo@redhat.com" , "Sakkinen, Jarkko" , "bp@alien8.de" , "Schofield, Alison" , Nakajima DQo+IA0KPiBUTUUgaXRzZWxmIHByb3ZpZGVzIGEgdG9uIG9mIHByb3RlY3Rpb24gLS0geW91IGNh bid0IGp1c3QgYmFyZ2UgaW50bw0KPiB0aGUgZGF0YWNlbnRlciwgcmVmcmlnZXJhdGUgdGhlIERJ TU1zLCB3YWxrIGF3YXkgd2l0aCB0aGVtLCBhbmQgcmVhZA0KPiBvZmYgZXZlcnlvbmUncyBkYXRh Lg0KPiANCj4gQW0gSSBtaXNzaW5nIHNvbWV0aGluZz8NCg0KSSB0aGluayB3ZSBjYW4gbWFrZSBz dWNoIGFzc3VtcHRpb24gaW4gbW9zdCBjYXNlcywgYnV0IEkgdGhpbmsgaXQncyBiZXR0ZXIgdGhh dCB3ZSBkb24ndCBtYWtlIGFueQ0KYXNzdW1wdGlvbiBhdCBhbGwuIEZvciBleGFtcGxlLCB0aGUg YWRtaW4gb2YgZGF0YSBjZW50ZXIgKG9yIGFueW9uZSkgd2hvIGhhcyBwaHlzaWNhbCBhY2Nlc3Mg dG8NCnNlcnZlcnMgbWF5IGRvIHNvbWV0aGluZyBtYWxpY2lvdXMuIEkgYW0gbm90IGV4cGVydCBi dXQgdGhlcmUgc2hvdWxkIGJlIG90aGVyIHBoeXNpY2FsIGF0dGFjaw0KbWV0aG9kcyBiZXNpZGVz IGNvbGRib290IGF0dGFjaywgaWYgdGhlIG1hbGljaW91cyBlbXBsb3llZSBjYW4gZ2V0IHBoeXNp Y2FsIGFjY2VzcyB0byBzZXJ2ZXIgdy9vDQpiZWluZyBkZXRlY3RlZC4NCg0KPiANCj4gPiANCj4g PiBCdXQsIEkgdGhpbmsgd2hhdCB5b3UncmUgaW1wbHlpbmcgaXMgdGhhdCB0aGUgc2VjdXJpdHkg cHJvcGVydGllcyBvZg0KPiA+IHVzZXItc3VwcGxpZWQga2V5cyBjYW4gb25seSBiZSAqd29yc2Uq IHRoYW4gdXNpbmcgQ1BVLWdlbmVyYXRlZCBrZXlzDQo+ID4gKGFzc3VtaW5nIHRoZSBDUFUgZG9l cyBhIGdvb2Qgam9iIGdlbmVyYXRpbmcgaXQpLiAgU28sIHdoeSBib3RoZXINCj4gPiBhbGxvd2lu ZyB1c2VyLXNwZWNpZmllZCBrZXlzIGluIHRoZSBmaXJzdCBwbGFjZT8NCj4gDQo+IFRoYXQgdG9v IDopDQoNCkkgdGhpbmsgb25lIHVzYWdlIG9mIHVzZXItc3BlY2lmaWVkIGtleSBpcyBmb3IgTlZE SU1NLCBzaW5jZSBDUFUga2V5IHdpbGwgYmUgZ29uZSBhZnRlciBtYWNoaW5lDQpyZWJvb3QsIHRo ZXJlZm9yZSBpZiBOVkRJTU0gaXMgZW5jcnlwdGVkIGJ5IENQVSBrZXkgd2UgYXJlIG5vdCBhYmxl IHRvIHJldHJpZXZlIGl0IG9uY2UNCnNodXRkb3duL3JlYm9vdCwgZXRjLg0KDQpUaGVyZSBhcmUg c29tZSBvdGhlciB1c2UgY2FzZXMgdGhhdCBhbHJlYWR5IHJlcXVpcmUgdGVuYW50IHRvIHNlbmQg a2V5IHRvIENTUC4gRm9yIGV4YW1wbGUsIHRoZSBWTQ0KaW1hZ2UgY2FuIGJlIHByb3ZpZGVkIGJ5 IHRlbmFudCBhbmQgZW5jcnlwdGVkIGJ5IHRlbmFudCdzIG93biBrZXksIGFuZCB0ZW5hbnQgbmVl ZHMgdG8gc2VuZCBrZXkgdG8NCkNTUCB3aGVuIGFza2luZyBDU1AgdG8gcnVuIHRoYXQgZW5jcnlw dGVkIGltYWdlLiBCdXQgdGVuYW50IHdpbGwgbmVlZCB0byB0cnVzdCBDU1AgaW4gc3VjaCBjYXNl LA0Kd2hpY2ggYnJpbmdzIHVzIHdoeSB0ZW5hbnQgd2FudHMgdG8gdXNlIGhpcyBvd24gaW1hZ2Ug YXQgZmlyc3QgcGxhY2UgKEkgaGF2ZSB0byBzYXkgSSBteXNlbGYgaXMgbm90DQpjb252aW5jZWQg dGhlIHZhbHVlIG9mIHN1Y2ggdXNlIGNhc2UpLiBJIHRoaW5rIHRoZXJlIGFyZSB0d28gbGV2ZWxz IG9mIHRydXN0aW5lc3MgaW52b2x2ZWQgaGVyZTogMSkNCnRlbmFudCBuZWVkcyB0byB0cnVzdCBD U1AgYW55d2F5OyAyKSBidXQgQ1NQIG5lZWRzIHRvIGNvbnZpbmNlIHRlbmFudCB0aGF0IENTUCBj YW4gYmUgdHJ1c3RlZCwgaWUsDQpieSBwcm92aW5nIGl0IGNhbiBwcmV2ZW50IHBvdGVudGlhbCBh dHRhY2sgZnJvbSBtYWxpY2lvdXMgZW1wbG95ZWUgKGllLCBieSByYWlzaW5nIGJhciBieSB1c2lu Zw0KTUtUTUUpLCBldGMuDQoNClRoYW5rcywNCi1LYWk