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Peter Anvin" , Thomas Gleixner , Ingo Molnar , Andi Kleen , Dave Hansen , "Metzger, Markus T" , "Shankar, Ravi V" , LKML Subject: RE: [PATCH V2 01/15] x86/fsgsbase/64: Introduce FS/GS base helper functions Thread-Topic: [PATCH V2 01/15] x86/fsgsbase/64: Introduce FS/GS base helper functions Thread-Index: AQHT+QkbMOVz9zP+IUmxbRlouJz4eaRKql0A//+oXAA= Date: Thu, 31 May 2018 21:03:00 +0000 Message-ID: References: <1527789525-8857-1-git-send-email-chang.seok.bae@intel.com> <1527789525-8857-2-git-send-email-chang.seok.bae@intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiMmU1NTJiYTMtOTA3Ni00ZGY2LThjZWUtZTg5OWI3MjkyYjA4IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjIuNS4xOCIsIlRydXN0ZWRMYWJlbEhhc2giOiJ4eEFcL2FUbjV3WEttM2VaVVA3MFY1aG53NVBiMEVjSnlmNDZmbEU4d1lQd1FZQ2JvUE1aZ0JJS1BvZHBMRXhIMCJ9 x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.0.200.100 dlp-reaction: no-action x-originating-ip: [172.18.205.10] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Pj4gTm90aW9uIG9mICJhY3RpdmUiIGFuZCAiaW5hY3RpdmUiIGFyZSB1c2VkIHRvIGRpc3Rpbmd1 aXNoDQo+PiBHUyBiYXNlcyBiZXR3ZWVuICJrZXJuZWwiIGFuZCAidXNlciIuICJpbmFjdGl2ZSIg R1MgYmFzZQ0KPj4gaXMgdGhlIEdTIGJhc2UsIGJhY2tlZCB1cCBhdCBrZXJuZWwgZW50cmllcywg b2YgaW5hY3RpdmUNCj4+ICh1c2VyKSB0YXNrJ3MuDQoNCj4gSSdtIGZpbmUgd2l0aCB0aGUgY29k ZSwgYnV0IHRoZSBjaGFuZ2Vsb2cgZW50cnkgaXMgY29uZnVzaW5nLiAgQSBidW5jaA0KPiBvZiB0 aGUgYWN0aXZlIGhlbHBlcnMgZG9uJ3QgY29udGFpbiB0aGUgdGVybSAiYWN0aXZlIi4NCg0KT2th eSwgd2lsbCB0YWtlICJhY3RpdmUiIG91dCBmcm9tIHRoZSBub3RlLg0KDQo+PiArLyoNCj4+ICsg KiBSZWFkL3dyaXRlIGFuIChpbmFjdGl2ZSkgdGFzaydzIGZzYmFzZSBvciBnc2Jhc2UuIFRoaXMg cmV0dXJucw0KPj4gKyAqIHRoZSB2YWx1ZSB0aGF0IHRoZSBGUy9HUyBiYXNlIHdvdWxkIGhhdmUg KGlmIHRoZSB0YXNrIHdlcmUgdG8gYmUNCj4+ICsgKiByZXN1bWVkKS4gVGhlIGN1cnJlbnQgdGFz ayBpcyBhbHNvIHN1cHBvcnRlZC4NCj4+ICsgKi8NCg0KPiBQbGVhc2UgY2hhbmdlIHRvICJSZWFk L3dyaXRlIGEgdGFzaydzIGZzYmFzZSBvciBnc2Jhc2UuIC4uLiBUaGVzZSB3b3JrDQo+IG9uIGN1 cnJlbnQgb3Igb24gYSBkaWZmZXJlbnQgbm9uLXJ1bm5pbmcgdGFzay4iDQoNCldpbGwgZG8gdGhh dC4NCg0KPj4gKw0KPj4gK3Vuc2lnbmVkIGxvbmcgcmVhZF90YXNrX2ZzYmFzZShzdHJ1Y3QgdGFz a19zdHJ1Y3QgKnRhc2spDQo+PiArew0KPj4gKyAgICAgICB1bnNpZ25lZCBsb25nIGZzYmFzZTsN Cj4+ICsNCj4+ICsgICAgICAgaWYgKHRhc2sgPT0gY3VycmVudCkNCj4+ICsgICAgICAgICAgICAg ICBmc2Jhc2UgPSByZWFkX2ZzYmFzZSgpOw0KPj4gKyAgICAgICBlbHNlDQo+PiArICAgICAgICAg ICAgICAgLyoNCj4+ICsgICAgICAgICAgICAgICAgKiBYWFg6IFRoaXMgd2lsbCBub3QgYmVoYXZl IGFzIGV4cGVjdGVkIGlmIGNhbGxlZA0KPj4gKyAgICAgICAgICAgICAgICAqIGlmIGZzaW5kZXgg IT0gMA0KPj4gKyAgICAgICAgICAgICAgICAqLw0KPj4gKyAgICAgICAgICAgICAgIGZzYmFzZSA9 IHRhc2stPnRocmVhZC5mc2Jhc2U7DQo+PiArDQoNCj4gUGxlYXNlIHB1dCBicmFjZXMgYXJvdW5k IHRoZSBpZiBhbmQgZWxzZSBibG9ja3Mgd2hlbmV2ZXIgZWl0aGVyIG9mDQo+IHRoZW0gc3BhbnMg bXVsdGlwbGUgbGluZXMuICBBbHNvLCBtYXliZSBjaGFuZ2UgYWRkIGEgbm90ZSB0byB0aGUNCj4g Y29tbWVudCBhbmQvb3IgdGhlIGNoYW5nZWxvZyB0aGF0IHRoaXMgaXMgcHJlc2VydmluZyBhbiBl eGlzdGluZyBidWcNCj4gYW5kIHRoYXQgaXQncyBmaXhlZCBsYXRlciBpbiB0aGUgc2VyaWVzLg0K DQpPa2F5LCB0aGFua3MuDQo=