From mboxrd@z Thu Jan 1 00:00:00 1970 Reply-To: kernel-hardening@lists.openwall.com From: "Reshetova, Elena" Date: Tue, 4 Oct 2016 06:54:02 +0000 Message-ID: <2236FBA76BA1254E88B949DDB74E612B41BDAC0E@IRSMSX102.ger.corp.intel.com> References: <1475476886-26232-1-git-send-email-elena.reshetova@intel.com> <1475476886-26232-2-git-send-email-elena.reshetova@intel.com> In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Subject: [kernel-hardening] RE: [RFC PATCH 01/13] Add architecture independent hardened atomic base To: David Windsor , Kees Cook Cc: "kernel-hardening@lists.openwall.com" , Hans Liljestrand List-ID: DQo+IGNvbmZpZyBIQVJERU5FRF9BVE9NSUMNCj4gLi4uDQo+ICAgVGhpcyBvcHRpb24gY2F0Y2hl cyBjb3VudGVyIHdyYXBwaW5nIGluIGF0b21pY190LCB3aGljaA0KPiAgIGNhbiB0dXJuIHJlZmNv dW50aW5nIG92ZXIvdW5kZXJmbG93IGJ1Z3MgaW50byByZXNvdXJjZQ0KPiAgIGNvbnN1bXB0aW9u IGJ1Z3MgaW5zdGVhZCBvZiBleHBsb2l0YWJsZSB1c2VyLWFmdGVyLWZyZWUgZmxhd3MuDQo+DQoN Cj5Tb3JyeSB0byBiZSBwZWRhbnRpYywgYnV0IHRoaXMgZmVhdHVyZSBkb2Vzbid0IGFjdHVhbGx5 IHByb3RlY3QgYWdhaW5zdCB1bmRlcmZsb3dpbmcgYXRvbWljX3QsIGFuZCB5b3UgYWN0dWFsbHkg bWVhbnQgInVzZS1hZnRlci1mcmVlIg0KPmZsYXdzLg0KDQpBY3R1YWxseSBJIGFtIGxvb2tpbmcg aW50byB0aGlzIG5vdyBzaW5jZSBhdCBsZWFzdCBvbiB4ODYgaXQgc2VlbXMgdG8gY2F0Y2ggdGhl IHVuZGVyZmxvdyBpbiBzb21lIGZvcm0uIFRoaXMgd2FzIHRoZSBvdXRwdXQgZnJvbSB0ZXN0cyB0 aGF0IEhhbnMgcnVuOg0KDQo+IC4uLg0KPiBsa2R0bTogUGVyZm9ybWluZyBkaXJlY3QgZW50cnkg QVRPTUlDX1VOREVSRkxPVw0KPiBsa2R0bTogYXR0ZW1wdGluZyBnb29kIGF0b21pYyBpbmNyZW1l bnQNCj4gbGtkdG06IGF0dGVtcHRpbmcgYmFkIGF0b21pYyB1bmRlcmZsb3cNCj4gSEFSREVORURf QVRPTUlDOiByZWZjb3VudCBvdmVyZmxvdyBkZXRlY3RlZCBpbjogY2F0OjMwMTUsIHVpZC9ldWlk OiANCj4gMC8wDQo+IEhBUkRFTkVEX0FUT01JQzogcmVmY291bnQgb3ZlcmZsb3cgb2NjdXJyZWQg YXQ6DQo+IGxkdG1fQVRPTUlDX1VOREVGTE9XKzB4NWYvMHg4MA0KPiAtLS0tLS0tLS1bIGN1dCBo ZXJlIF0tLS0tLS0tLQ0KPiAuLi4NCg0KVGhpcyBpcyB0aGUgZGVzY3JpcHRpb24gb2YgWDg2X1RS QVBfT0YgIHRyYXAgZm9yIHg4NjoNCg0KIkludGVycnVwdCA04oCUT3ZlcmZsb3cgRXhjZXB0aW9u ICgjT0YpDQpFeGNlcHRpb24gQ2xhc3MNClRyYXAuDQpEZXNjcmlwdGlvbg0KSW5kaWNhdGVzIHRo YXQgYW4gb3ZlcmZsb3cgdHJhcCBvY2N1cnJlZCB3aGVuIGFuIElOVE8gDQppbnN0cnVjdGlvbiB3 YXMgZXhlY3V0ZWQuIFRoZSBJTlRPIGluc3RydWN0aW9uIGNoZWNrcyB0aGUgDQpzdGF0ZSBvZiB0 aGUgT0YgZmxhZyBpbiB0aGUgRUZMQUdTIHJlZ2lzdGVyLiBJZiB0aGUgT0YgZmxhZyBpcyBzZXQs IGFuIG92ZXJmbG93IHRyYXAgaXMgZ2VuZXJhdGVkLg0KU29tZSBhcml0aG1ldGljIGluc3RydWN0 aW9ucyAoc3VjaCBhcyB0aGUgQUREIGFuZCBTVQ0KQikgcGVyZm9ybSBib3RoIHNpZ25lZCBhbmQg dW5zaWduZWQgYXJpdGhtZXRpYy4gVGhlc2UgDQppbnN0cnVjdGlvbnMgc2V0IHRoZSBPRiBhbmQg Q0YgZmxhZ3MgaW4gdGhlIEVGTEFHUyByZWdpc3RlciB0byBpbmRpY2F0ZSBzaWduZWQgb3ZlcmZs b3cgYW5kIHVuc2lnbmVkIG92ZXJmbG93LCANCnJlc3BlY3RpdmVseS4gV2hlbiBwZXJmb3JtaW5n IGFyaXRobWV0aWMgb24gc2lnbmVkIG9wZXJhbmRzLCB0aGUgT0YgZmxhZyBjYW4gYmUgdGVzdGVk IGRpcmVjdGx5IG9yIHRoZSBJTlRPIA0KaW5zdHJ1Y3Rpb24gY2FuIGJlIHVzZWQuIFRoZSBiZW5l Zml0IG9mIHVzaW5nIHRoZSBJTlRPIGluc3RydWN0aW9uIGlzIHRoYXQgaWYgdGhlIG92ZXJmbG93 IGV4Y2VwdGlvbiBpcyBkZXRlY3RlZCwgYW4gDQpleGNlcHRpb24gaGFuZGxlciBjYW4gYmUgY2Fs bGVkIGF1dG9tYXRpY2FsbHkgdG8gaGFuZGxlIHRoZSBvdmVyZmxvdyBjb25kaXRpb24uIg0KDQpJ IHN0YXJ0IHRvIGJlbGlldmUgdGhhdCB3ZSBoYXZlIGEgbWlzbWF0Y2ggb2YgdGVybXMgaGVyZS4g DQpTdHJpY3RseSBzcGVha2luZyB1bmRlcmZsb3cgaXMgbm90IGRlZmluZWQgZm9yIG5vbi1mbG9h dGluZyBwb2ludCBudW1iZXJzLCBzbyBzaW5jZSB3ZSBhcmUgZGVhbGluZyBoZXJlIHdpdGggaW50 cyBhbmQgbG9uZ3MsIA0Kd2hlbiBib3RoIG9mIHRoZW0gYXBwcm9hY2ggemVybyBhbmQgdGhlbiB3 cmFwIGFyb3VuZCwgaXQgaXMgdHJlYXRlZCBhcyBvdmVyZmxvdyAoanVzdCBpbiBhIGRpZmZlcmVu dCBkaXJlY3Rpb24gdGhhbiB3aGVuIGl0IGFwcHJvYWNoZXMgTE9OR19NQVggb3IgTE9OR19NSU4p LiAgDQpEb2VzIHRoaXMgbWFrZXMgc2Vuc2UgZm9yIHBlb3BsZT8gDQoNCkJlc3QgUmVnYXJkcywN CkVsZW5hLg0KDQoNCg==