From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: RE: [tpmdd-devel] [PATCH v2 0/4] additional TPM performance improvements Date: Mon, 11 Sep 2017 15:20:11 +0000 Message-ID: <3c9f751de8af4b708ec47385acb3037f@MUCSE603.infineon.com> References: <20170906125643.5070-1-nayna@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20170906125643.5070-1-nayna@linux.vnet.ibm.com> Content-Language: en-US Sender: owner-linux-security-module@vger.kernel.org To: nayna@linux.vnet.ibm.com, tpmdd-devel@lists.sourceforge.net Cc: patrickc@us.ibm.com, linux-kernel@vger.kernel.org, jarkko.sakkinen@linux.intel.com, jgunthorpe@obsidianresearch.com, linux-security-module@vger.kernel.org, linux-ima-devel@lists.sourceforge.net List-Id: tpmdd-devel@lists.sourceforge.net PiBBZnRlciBmdXJ0aGVyIGRpc2N1c3Npb25zIHdpdGggdGhlIERldmljZSBEcml2ZXIgd29ya2lu ZyBncm91cCAoZGR3ZyksDQo+IHRoZSBmb2xsb3dpbmcgY2hhbmdlcyB3ZXJlIG1hZGU6DQo+IA0K PiAqIENoZWNrIGZvciBidXJzdGNvdW50IGF0IGxlYXN0IG9uY2UgdG8gY29uZmlybSB0aGUgVFBN IGlzIHJlYWR5IHRvIGFjY2VwdA0KPiB0aGUgZGF0YS4gU2ltaWxhcmx5LCBxdWVyeSBmb3IgdGhl IFRQTSBFeHBlY3Qgc3RhdHVzIGFzIHNhbml0eSBjaGVjayBhdA0KPiB0aGUgZW5kLg0KPiANCj4g KiBNYWtlIHRoZSBzbGVlcCBmb3Igc3RhdHVzIGNoZWNrIGR1cmluZyBzZW5kKCkgaW4gdGhlIGxv b3AgbGVzcyB0aGFuDQo+IDVtc2VjLg0KPiANCj4gKiBNYWtlIHRoZSBzbGVlcCBpbiB0aGUgbG9v cCB3aGlsZSBxdWVyeWluZyBmb3IgYnVyc3Rjb3VudCBsZXNzIHRoYW4NCj4gNW1zZWMuDQo+IA0K PiBCZWxvdyBpcyB0aGUgbGlzdCBvZiBwYXRjaGVzIGFsb25nIHdpdGggdGhlIHBlcmZvcm1hbmNl IGltcHJvdmVtZW50cw0KPiBzZWVuIHdpdGggYSBUUE0gMS4yIHdpdGggYW4gOCBieXRlIGJ1cnN0 Y291bnQgZm9yIDEwMDAgZXh0ZW5kczoNCj4gDQo+IFBhdGNoICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgIHxJbXByb3ZlbWVudCh0aW1lIGluIHNlYykNCj4gDQo+IHRwbTog aWdub3JlIGJ1cnN0Y291bnQgdG8gaW1wcm92ZSB0cG1fdGlzICAgIHwgfjQxIC0gfjE0DQo+IHNl bmQoKSBwZXJmb3JtYW5jZS4NCj4gDQo+IHRwbTogZGVmaW5lIF9fd2FpdF9mb3JfdHBtX3N0YXQg dG8gc3BlY2lmeSAgIHwgfjE0IC0gfjEwDQo+IHZhcmlhYmxlIHBvbGxpbmcgc2xlZXAgdGltZQ0K PiANCj4gdHBtOiByZWR1Y2UgdHBtX21zbGVlcCgpIHRpbWUgaW4gICAgICAgICAgICAgfCB+MTAg LSB+OQ0KPiBnZXRfYnVyc3Rjb3VudCgpDQo+IA0KPiB0cG06IG1vZGlmeSB0cG1fbXNsZWVwKCkg ZnVuY3Rpb24gdG8gaGF2ZSAgICB8IH45IC0gfjgNCj4gbWF4IHJhbmdlDQo+IA0KPiBDaGFuZ2Vs b2cgdjI6DQo+IA0KPiAqIEFkZCBtb2R1bGUgcGFyYW1ldGVyIHRvIGhhbmRsZSBpZ25vcmluZyBv ZiBidXJzdCBjb3VudCBkdXJpbmcNCj4gdHBtIHRpcyBzZW5kKCkgb3BlcmF0aW9uLg0KPiAqIEFk ZCBpbXByb3ZlbWVudHMgb3ZlciBzbGVlcCB0aW1lIHRvIHJlZHVjZSBkZWxheXMuDQo+IA0KPiBO YXluYSBKYWluICg0KToNCj4gICB0cG06IGlnbm9yZSBidXJzdGNvdW50IHRvIGltcHJvdmUgdHBt X3RpcyBzZW5kKCkgcGVyZm9ybWFuY2UuDQo+ICAgdHBtOiBkZWZpbmUgX193YWl0X2Zvcl90cG1f c3RhdCB0byBzcGVjaWZ5IHZhcmlhYmxlIHBvbGxpbmcgc2xlZXAgdGltZQ0KPiAgIHRwbTogcmVk dWNlIHRwbV9tc2xlZXAoKSB0aW1lIGluIGdldF9idXJzdGNvdW50KCkNCj4gICB0cG06IHVzZSB0 cG1fbXNsZWVwKCkgdmFsdWUgYXMgbWF4IGRlbGF5DQo+IA0KPiAgRG9jdW1lbnRhdGlvbi9hZG1p bi1ndWlkZS9rZXJuZWwtcGFyYW1ldGVycy50eHQgfCAgOCArKysrKysNCj4gIGRyaXZlcnMvY2hh ci90cG0vdHBtLWludGVyZmFjZS5jICAgICAgICAgICAgICAgIHwgMTUgKysrKysrKystLQ0KPiAg ZHJpdmVycy9jaGFyL3RwbS90cG0uaCAgICAgICAgICAgICAgICAgICAgICAgICAgfCAgNyArKyst LQ0KPiAgZHJpdmVycy9jaGFyL3RwbS90cG1fdGlzX2NvcmUuYyAgICAgICAgICAgICAgICAgfCAz NyArKysrKysrKysrKysrKysrKysrLS0tLS0tDQo+ICA0IGZpbGVzIGNoYW5nZWQsIDUzIGluc2Vy dGlvbnMoKyksIDE0IGRlbGV0aW9ucygtKQ0KPiANCj4gLS0NCj4gMi4xMy4zDQoNCkkgaGF2ZW4n dCBsb29rZWQgYXQgdGhlIGNoYW5nZXMgaW4gZGV0YWlsIHlldCwgYnV0IHNvbWUgaW5pdGlhbCBj b21tZW50czoNCg0KVGhlIGlnbm9yZV9idXJzdF9jb3VudCBmdW5jdGlvbmFsaXR5IGhhcyBhbHJl YWR5IHJlY2VpdmVkIHNvbWUgbmVnYXRpdmUgZmVlZGJhY2sgYW5kIHByb2JhYmx5IG5lZWRzIG1v cmUgaXRlcmF0aW9ucywgaWYgaXQgY2FuIGJlIGFjY2VwdGVkIGF0IGFsbCwgc28geW91IG1pZ2h0 IHdhbnQgdG8gc3BsaXQgaXQgb2ZmIGZyb20gdGhlIHJlc3Qgb2YgdGhlIHNlcmllcy4NCg0KQWxz bywgZGlkIHlvdSBleHBsb3JlIGFueSBhbHRlcm5hdGl2ZSB3YXlzIHRvIGFjdGl2YXRlIHRoYXQg ZnVuY3Rpb25hbGl0eSBiZXNpZGVzIGEgY29tbWFuZCBsaW5lIHBhcmFtZXRlcj8gSWYgaXQgaXMg b2ZmIGJ5IGRlZmF1bHQsIHRoZW4gbW9zdCB1c2VycyB3aWxsIG5ldmVyIHNlZSB0aGUgYmVuZWZp dHMsIGFuZCBpZiB0aGV5IGRvIGFjdGl2YXRlIGl0IG1hbnVhbGx5LCB0aGVuIHRoZXkgbWlnaHQg aGl0IHNvbWUgb2JzY3VyZSBidWdzIGJlY2F1c2UgdGhvc2UgY29kZSBwYXRocyByZWNlaXZlIG9u bHkgbGl0dGxlIHRlc3RpbmcuIEkgY291bGQgaW1hZ2luZSBmb3IgZXhhbXBsZSBhY3RpdmF0aW5n IHRoaXMgZnVuY3Rpb25hbGl0eSBhdXRvbWF0aWNhbGx5IGZvciBjZXJ0YWluIHNhZmUgZHJpdmVy cyBsaWtlIHRwbV90aXNfc3BpLCB3aGVyZSB3YWl0IHN0YXRlcyBjYW5ub3QgYmxvY2sgdXMgKG9y IGFueW9uZSBlbHNlIG9uIHRoZSBidXMpIGluZGVmaW5pdGVseS4NCg0KSSByYW4gYWxsIHlvdXIg cGF0Y2hlcyB0aHJvdWdoIG15IHRlc3RzICh0aG91Z2ggd2l0aG91dCBtYWtpbmcgYW55IGNoYW5n ZXMsIHNvIGlnbm9yZV9idXJzdF9jb3VudCB3YXMgb2ZmLCBzaW5jZSB0aGF0IGlzIHRoZSBkZWZh dWx0KSBhbmQgZGlkIG5vdCBzZWUgYW55IGZhaWx1cmVzLiBNeSB0ZXN0IGJlbmNoIGRvZXMgbm90 IGNvbnRhaW4gcGVyZm9ybWFuY2UgdGVzdHMgKHlldCksIHNvIEkgY2Fubm90IGNvbmZpcm0geW91 ciBtZWFzdXJlbWVudHMuIGNoZWNrcGF0Y2gucGwgaGFzIGEgY291cGxlIG9mIGNvbXBsYWludHMg dGhvdWdoLg0KDQpBbGV4YW5kZXINCg==