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Fri, 16 Aug 2019 15:36:11 +0000 From: Jethro Beekman To: Jarkko Sakkinen , Sean Christopherson CC: "linux-sgx@vger.kernel.org" , Andy Lutomirski Subject: Re: [PATCH for_v22 v2 1/8] selftests/x86/sgx: Align enclave binary on 4k boundary Thread-Topic: [PATCH for_v22 v2 1/8] selftests/x86/sgx: Align enclave binary on 4k boundary Thread-Index: AQHVUXQ+vwokkMKBGUq7FhJGq/23qqb90Y+AgAAcPAA= Date: Fri, 16 Aug 2019 15:36:11 +0000 Message-ID: References: <20190813011252.4121-1-sean.j.christopherson@intel.com> <20190813011252.4121-2-sean.j.christopherson@intel.com> <20190816135421.6kbbt4zeiaijm3uk@linux.intel.com> In-Reply-To: <20190816135421.6kbbt4zeiaijm3uk@linux.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-clientproxiedby: BL0PR02CA0052.namprd02.prod.outlook.com (2603:10b6:207:3d::29) To SN6PR11MB3167.namprd11.prod.outlook.com (2603:10b6:805:c4::16) authentication-results: spf=none (sender IP is ) smtp.mailfrom=jethro@fortanix.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [172.58.46.193] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 89f488ac-a7de-43e3-9103-08d7225f7740 x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(7021145)(8989299)(4534185)(7022145)(4603075)(4627221)(201702281549075)(8990200)(7048125)(7024125)(7027125)(7023125)(5600148)(711020)(4605104)(1401327)(2017052603328)(49563074)(7193020);SRVR:SN6PR11MB2912; 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protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms060500030209030309030104" MIME-Version: 1.0 X-OriginatorOrg: fortanix.com X-MS-Exchange-CrossTenant-Network-Message-Id: 89f488ac-a7de-43e3-9103-08d7225f7740 X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Aug 2019 15:36:11.6840 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: de7becae-4883-43e8-82c7-7dbdbb988ae6 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 3Z+hHsxOaofOYemaMHpoXfr9haB8l+cMEJQpioTYjy3eJ9wuJiUNwyM1mkuO/+aiVfc3dYZnKehghf56+l7qKQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR11MB2912 Sender: linux-sgx-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sgx@vger.kernel.org --------------ms060500030209030309030104 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 2019-08-16 06:55, Jarkko Sakkinen wrote: > Requirement is too way strong vocabulary here. Whether it should be req= uired > or there should fast and slow paths is debatable. After userspace has gone through all the trouble to map an enclave using = the new API, aligning the input to this ioctl seems like a minor=20 inconvenience. -- Jethro Beekman | Fortanix --------------ms060500030209030309030104 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCC Cx8wggUxMIIEGaADAgECAhBdZC9mIseKJlmxx1xn+g00MA0GCSqGSIb3DQEBCwUAMIGXMQsw CQYDVQQGEwJHQjEbMBkGA1UECBMSR3JlYXRlciBNYW5jaGVzdGVyMRAwDgYDVQQHEwdTYWxm b3JkMRowGAYDVQQKExFDT01PRE8gQ0EgTGltaXRlZDE9MDsGA1UEAxM0Q09NT0RPIFJTQSBD bGllbnQgQXV0aGVudGljYXRpb24gYW5kIFNlY3VyZSBFbWFpbCBDQTAeFw0xODA5MTUwMDAw MDBaFw0xOTA5MTUyMzU5NTlaMCQxIjAgBgkqhkiG9w0BCQEWE2pldGhyb0Bmb3J0YW5peC5j b20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDRQDOQsroKjy2xAQCXLyqryJt4 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