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Thu, 24 Sep 2020 09:24:47 +0100 X-MC-Unique: VXUOEVhfMDqraFBgS_BjUQ-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Thu, 24 Sep 2020 09:24:46 +0100 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Thu, 24 Sep 2020 09:24:46 +0100 From: David Laight To: 'Dave Jiang' , "vkoul@kernel.org" , "tglx@linutronix.de" , "mingo@redhat.com" , "bp@alien8.de" , "dan.j.williams@intel.com" , "tony.luck@intel.com" , "jing.lin@intel.com" , "ashok.raj@intel.com" , "sanjay.k.kumar@intel.com" , "fenghua.yu@intel.com" , "kevin.tian@intel.com" , "dmaengine@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH v5 1/5] x86/asm: Carve out a generic movdir64b() helper for general usage Thread-Topic: [PATCH v5 1/5] x86/asm: Carve out a generic movdir64b() helper for general usage Thread-Index: AQHWkf7GVv/Eui5H70ijlKVH2OrKB6l3b2tw Date: Thu, 24 Sep 2020 08:24:46 +0000 Message-ID: References: <160090233730.44288.4446779116422752486.stgit@djiang5-desk3.ch.intel.com> <160090264332.44288.7575027054245105525.stgit@djiang5-desk3.ch.intel.com> In-Reply-To: <160090264332.44288.7575027054245105525.stgit@djiang5-desk3.ch.intel.com> Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogRGF2ZSBKaWFuZw0KPiBTZW50OiAyNCBTZXB0ZW1iZXIgMjAyMCAwMDoxMQ0KPg0KPiBU aGUgTU9WRElSNjRCIGluc3RydWN0aW9uIGNhbiBiZSB1c2VkIGJ5IG90aGVyIHdyYXBwZXIgaW5z dHJ1Y3Rpb25zLiBNb3ZlDQo+IHRoZSBhc20gY29kZSB0byBzcGVjaWFsX2luc25zLmggYW5kIGhh dmUgaW9zdWJtaXRfY21kczUxMigpIGNhbGwgdGhlDQo+IGFzbSBmdW5jdGlvbi4NCj4gDQo+IFNp Z25lZC1vZmYtYnk6IERhdmUgSmlhbmcgPGRhdmUuamlhbmdAaW50ZWwuY29tPg0KPiBSZXZpZXdl ZC1ieTogVG9ueSBMdWNrIDx0b255Lmx1Y2tAaW50ZWwuY29tPg0KPiAtLS0NCj4gIGFyY2gveDg2 L2luY2x1ZGUvYXNtL2lvLmggICAgICAgICAgICB8ICAgMTcgKysrLS0tLS0tLS0tLS0tLS0NCj4g IGFyY2gveDg2L2luY2x1ZGUvYXNtL3NwZWNpYWxfaW5zbnMuaCB8ICAgMTkgKysrKysrKysrKysr KysrKysrKw0KPiAgMiBmaWxlcyBjaGFuZ2VkLCAyMiBpbnNlcnRpb25zKCspLCAxNCBkZWxldGlv bnMoLSkNCj4gDQo+IGRpZmYgLS1naXQgYS9hcmNoL3g4Ni9pbmNsdWRlL2FzbS9pby5oIGIvYXJj aC94ODYvaW5jbHVkZS9hc20vaW8uaA0KPiBpbmRleCBlMWFhMTdhNDY4YTguLmQ3MjY0NTlkMDhl NSAxMDA2NDQNCj4gLS0tIGEvYXJjaC94ODYvaW5jbHVkZS9hc20vaW8uaA0KPiArKysgYi9hcmNo L3g4Ni9pbmNsdWRlL2FzbS9pby5oDQouLi4NCj4gZGlmZiAtLWdpdCBhL2FyY2gveDg2L2luY2x1 ZGUvYXNtL3NwZWNpYWxfaW5zbnMuaCBiL2FyY2gveDg2L2luY2x1ZGUvYXNtL3NwZWNpYWxfaW5z bnMuaA0KPiBpbmRleCA1OWEzZTEzMjA0YzMuLjJhNWFiZDI3YmI4NiAxMDA2NDQNCj4gLS0tIGEv YXJjaC94ODYvaW5jbHVkZS9hc20vc3BlY2lhbF9pbnNucy5oDQo+ICsrKyBiL2FyY2gveDg2L2lu Y2x1ZGUvYXNtL3NwZWNpYWxfaW5zbnMuaA0KPiBAQCAtMjM0LDYgKzIzNCwyNSBAQCBzdGF0aWMg aW5saW5lIHZvaWQgY2x3Yih2b2xhdGlsZSB2b2lkICpfX3ApDQo+IA0KPiAgI2RlZmluZSBub3Ao KSBhc20gdm9sYXRpbGUgKCJub3AiKQ0KPiANCj4gKy8qIFRoZSBkc3QgcGFyYW1ldGVyIG11c3Qg YmUgNjQtYnl0ZXMgYWxpZ25lZCAqLw0KPiArc3RhdGljIGlubGluZSB2b2lkIG1vdmRpcjY0Yih2 b2lkICpkc3QsIGNvbnN0IHZvaWQgKnNyYykNCj4gK3sNCj4gKwkvKg0KPiArCSAqIE5vdGUgdGhh dCB0aGlzIGlzbid0IGFuICJvbi1zdGFjayBjb3B5IiwganVzdCBkZWZpbml0aW9uIG9mICJkc3Qi DQo+ICsJICogYXMgYSBwb2ludGVyIHRvIDY0LWJ5dGVzIG9mIHN0dWZmIHRoYXQgaXMgZ29pbmcg dG8gYmUgb3ZlcndyaXR0ZW4uDQo+ICsJICogSW4gdGhlIE1PVkRJUjY0QiBjYXNlIHRoYXQgbWF5 IGJlIG5lZWRlZCBhcyB5b3UgY2FuIHVzZSB0aGUNCj4gKwkgKiBNT1ZESVI2NEIgaW5zdHJ1Y3Rp b24gdG8gY29weSBhcmJpdHJhcnkgbWVtb3J5IGFyb3VuZC4gVGhpcyB0cmljaw0KPiArCSAqIGxl dHMgdGhlIGNvbXBpbGVyIGtub3cgaG93IG11Y2ggZ2V0cyBjbG9iYmVyZWQuDQo+ICsJICovDQo+ ICsJdm9sYXRpbGUgc3RydWN0IHsgY2hhciBfWzY0XTsgfSAqX19kc3QgPSBkc3Q7DQo+ICsNCj4g KwkvKiBNT1ZESVI2NEIgW3JkeF0sIHJheCAqLw0KPiArCWFzbSB2b2xhdGlsZSgiLmJ5dGUgMHg2 NiwgMHgwZiwgMHgzOCwgMHhmOCwgMHgwMiINCj4gKwkJICAgICA6DQo+ICsJCSAgICAgOiAibSIg KCooc3RydWN0IHsgY2hhciBfWzY0XTt9ICoqKXNyYyksICJhIiAoX19kc3QpDQo+ICsJCSAgICAg OiAibWVtb3J5Iik7DQo+ICt9DQo+ICsNCj4gICNlbmRpZiAvKiBfX0tFUk5FTF9fICovDQoNCllv dSd2ZSBsb3N0IHRoZSAiZCIgKHNyYykuDQpZb3UgZG9uJ3QgbmVlZCB0aGUgJ21lbW9yeScgY2xv YmJlciwganVzdDoNCg0Kc3RhdGljIGlubGluZSB2b2lkIG1vdmRpcjY0Yih2b2lkICpkc3QsIGNv bnN0IHZvaWQgKnNyYykNCnsNCgkvKg0KCSAqIDY0IGJ5dGVzIGZyb20gZHN0IGFyZSBtYXJrZWQg YXMgbW9kaWZpZWQgZm9yIGNvbXBsZXRlbmVzcy4NCgkgKiBTaW5jZSB0aGUgd3JpdGVzIGJ5cGFz cyB0aGUgY2FjaGUgbGF0ZXIgcmVhZHMgbWF5IHJldHVybg0KCSAqIG9sZCBkYXRhIGFueXdheS4N CgkgKi8NCgkvKiBNT1ZESVI2NEIgW3JkeF0sIHJheCAqLw0KCWFzbSB2b2xhdGlsZSAoIi5ieXRl IDB4NjYsIDB4MGYsIDB4MzgsIDB4ZjgsIDB4MDIiDQoJICAgICA6ICI9bSIgKChzdHJ1Y3QgeyBj aGFyIF9bNjRdO30gKilkc3QpLA0KCSAgICAgOiAibSIgKChzdHJ1Y3QgeyBjaGFyIF9bNjRdO30g KilzcmMpLCAiZCIgKHNyYyksICJhIiAoZHN0KSk7DQp9DQoNCkkndmUgY2hlY2tlZCB0aGF0IHRo ZSAibSIgY29uc3RyYWludCBvbiBzcmMgZG9lcyBmb3JjZSAoYXQgbGVhc3Qgb25lDQp2ZXJzaW9u IG9mKSBnY2MgdG8gYWN0dWFsbHkgd3JpdGUgdG8gdGhlIHN1cHBsaWVkIGJ1ZmZlci4NCg0KCURh dmlkDQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2FkLCBNb3Vu dCBGYXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3 Mzg2IChXYWxlcykNCg==