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Mon, 20 Sep 2021 09:18:58 -0700 From: "Luck, Tony" To: Borislav Petkov CC: Jue Wang , Ding Hui , "naoya.horiguchi@nec.com" , "osalvador@suse.de" , "Song, Youquan" , "huangcun@sangfor.com.cn" , "x86@kernel.org" , "linux-edac@vger.kernel.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH v2 3/3] x86/mce: Drop copyin special case for #MC Thread-Topic: [PATCH v2 3/3] x86/mce: Drop copyin special case for #MC Thread-Index: AQHXk8gq8Qe1g5tesEOw6jGkHsNov6utTUoAgAAAgWA= Date: Mon, 20 Sep 2021 16:18:58 +0000 Message-ID: <9d4690a2f3f143f882f63bd88c355004@intel.com> References: <20210706190620.1290391-1-tony.luck@intel.com> <20210818002942.1607544-1-tony.luck@intel.com> <20210818002942.1607544-4-tony.luck@intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.6.200.16 x-originating-ip: [10.1.200.100] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiBDYW4gd2UgbmFtZSBzb21lIG9mIHRob3NlIGZpeGVzIGhlcmUgcGxzPw0KDQpTb21lL2FsbCBv ZiB0aGlzIGJ1bmNoIGZyb20gQWwgVmlybzoNCg0KYTE4MGJkMWQ3ZTE2IGlvdl9pdGVyOiByZW1v dmUgdWFjY2Vzc19rZXJuZWwoKSB3YXJuaW5nIGZyb20gaW92X2l0ZXJfaW5pdCgpDQo2ODUyZGYx MjY2OTkgY3N1bV9hbmRfY29weV90b19waXBlX2l0ZXIoKTogbGVhdmUgaGFuZGxpbmcgb2YgY3N1 bV9zdGF0ZSB0byBjYWxsZXINCjJhNTEwYTc0NGJlYiBjbGVhbiB1cCBjb3B5X21jX3BpcGVfdG9f aXRlcigpDQo4OTM4MzlmZDU3MzMgcGlwZV96ZXJvKCk6IHdlIGRvbid0IG5lZWQgbm8gc3Rpbmtp bicga21hcF9hdG9taWMoKS4uLg0KMjQ5NWJkY2M4NmRjIGlvdl9pdGVyOiBjbGVhbiBjc3VtX2Fu ZF9jb3B5Xy4uLigpIHByaW1pdGl2ZXMgdXAgYSBiaXQNCjU1Y2EzNzVjNWRjYyBjb3B5X3BhZ2Vf ZnJvbV9pdGVyKCk6IGRvbid0IG5lZWQga21hcF9hdG9taWMoKSBmb3Iga3ZlYy9idmVjIGNhc2Vz DQpjMWQ0ZDZhOWFlODggY29weV9wYWdlX3RvX2l0ZXIoKTogZG9uJ3QgYm90aGVyIHdpdGgga21h cF9hdG9taWMoKSBmb3IgYnZlYy9rdmVjIGNhc2VzDQo0YjE3OWU5YTljN2MgaXRlcmF0ZV94YXJy YXkoKTogb25seSBvZiB0aGUgZmlyc3QgaXRlcmF0aW9uIHdlIG1pZ2h0IGdldCBvZmZzZXQgIT0g MA0KYTZlNGVjN2JmZDMyIHB1bGwgaGFuZGxpbmcgb2YgLT5pb3Zfb2Zmc2V0IGludG8gaXRlcmF0 ZV97aW92ZWMsYnZlYyx4YXJyYXl9DQo3YmFhNTA5OTAwMmYgaW92X2l0ZXI6IG1ha2UgaXRlcmF0 b3IgY2FsbGJhY2tzIHVzZSBiYXNlIGFuZCBsZW4gaW5zdGVhZCBvZiBpb3ZlYw0KNjIyODM4ZjNm ZGUyIGlvdl9pdGVyOiBtYWtlIHRoZSBhbW91bnQgYWxyZWFkeSBjb3BpZWQgYXZhaWxhYmxlIHRv IGl0ZXJhdG9yIGNhbGxiYWNrcw0KMjFiNTZjODQ3NzUzIGlvdl9pdGVyOiBnZXQgcmlkIG9mIHNl cGFyYXRlIGJ2ZWMgYW5kIHhhcnJheSBjYWxsYmFja3MNCjFiNGZiNWZmZDc5YiBpb3ZfaXRlcjog dGVhY2ggaXRlcmF0ZV97YnZlYyx4YXJyYXl9KCkgYWJvdXQgcG9zc2libGUgc2hvcnQgY29waWVz DQo3NDkxYTJiZjY0ZTMgaXRlcmF0ZV9idmVjKCk6IGV4cGFuZCBidmVjLmggbWFjcm8gZm9yZXN0 LCBtYXNzYWdlIGEgYml0DQo1YzY3YWE5MGNkNWMgaW92X2l0ZXI6IHVuaWZ5IGl0ZXJhdGVfaW92 ZWMgYW5kIGl0ZXJhdGVfa3ZlYw0KN2ExYmNiNWQyNTVkIGlvdl9pdGVyOiBtYXNzYWdlIGl0ZXJh dGVfaW92ZWMgYW5kIGl0ZXJhdGVfa3ZlYyB0byBsb2dpY3Mgc2ltaWxhciB0byBpdGVyYXRlX2J2 ZWMNCmY1ZGE4MzU0NWY0ZSBpdGVyYXRlX2FuZF9hZHZhbmNlKCk6IGdldCByaWQgb2YgbWFnaWMg aW4gY2FzZSB3aGVuIG4gaXMgMA0KNTk0ZTQ1MGIzZjQ0IGNzdW1fYW5kX2NvcHlfdG9faXRlcigp OiBtYXNzYWdlIGludG8gZm9ybSBjbG9zZXIgdG8gY3N1bV9hbmRfY29weV9mcm9tX2l0ZXIoKQ0K ZjBiNjVmMzlhYzUwIGlvdl9pdGVyOiByZXBsYWNlIGlvdl9pdGVyX2NvcHlfZnJvbV91c2VyX2F0 b21pYygpIHdpdGggaXRlcmF0b3ItYWR2YW5jaW5nIHZhcmlhbnQNCmU0ZjhkZjg2Nzk4YSBbeGFy cmF5XSBpb3ZfaXRlcl9ucGFnZXMoKToganVzdCB1c2UgRElWX1JPVU5EX1VQKCkNCjY2NTMxYzY1 YWEyNSBpb3ZfaXRlcl9ucGFnZXMoKTogZG9uJ3QgYm90aGVyIHdpdGggaXRlcmF0ZV9hbGxfa2lu ZHMoKQ0KM2Q2NzFjYTYyYTA4IGdldCByaWQgb2YgaXRlcmF0ZV9hbGxfa2luZHMoKSBpbiBpb3Zf aXRlcl9nZXRfcGFnZXMoKS9pb3ZfaXRlcl9nZXRfcGFnZXNfYWxsb2MoKQ0KNjEwYzdhNzE1NDNk IGlvdl9pdGVyX2dhcF9hbGlnbm1lbnQoKTogZ2V0IHJpZCBvZiBpdGVyYXRlX2FsbF9raW5kcygp DQo5MjIxZDJlMzdiNzIgaW92X2l0ZXJfYWxpZ25tZW50KCk6IGRvbid0IGJvdGhlciB3aXRoIGl0 ZXJhdGVfYWxsX2tpbmRzKCkNCjg0MDlhMGQyNjFlMiBzYW5pdGl6ZSBpb3ZfaXRlcl9mYXVsdF9p bl9yZWFkYWJsZSgpDQoxODVhYzRkNDM2NjkgaW92X2l0ZXI6IG9wdGltaXplIGlvdl9pdGVyX2Fk dmFuY2UoKSBmb3IgaW92ZWMgYW5kIGt2ZWMNCjhjZDU0YzFjODQ4MCBpb3ZfaXRlcjogc2VwYXJh dGUgZGlyZWN0aW9uIGZyb20gZmxhdm91cg0KNTU2MzUxYzFjMDlhIGlvdl9pdGVyX2FkdmFuY2Uo KTogZG9uJ3QgbW9kaWZ5IC0+aW92X29mZnNldCBmb3IgSVRFUl9ESVNDQVJEDQoyOGYzOGRiN2Vk YmYgaW92X2l0ZXI6IHJlb3JkZXIgaGFuZGxpbmcgb2YgZmxhdm91cnMgaW4gcHJpbWl0aXZlcw0K NGI2YzEzMmI3ZGE2IGlvdl9pdGVyOiBzd2l0Y2ggLi4uX2Z1bGwoKSB2YXJpYW50cyBvZiBwcmlt aXRpdmVzIHRvIHVzZSBvZiBpb3ZfaXRlcl9yZXZlcnQoKQ0KM2IzZmMwNTFjZDJjIGlvdl9pdGVy X2FkdmFuY2UoKTogdXNlIGNvbnNpc3RlbnQgc2VtYW50aWNzIGZvciBtb3ZlIHBhc3QgdGhlIGVu ZA0KMGU4ZjBkNjc0MDE1IFt4YXJyYXldIGlvdl9pdGVyX2ZhdWx0X2luX3JlYWRhYmxlKCkgc2hv dWxkIGRvIG5vdGhpbmcgaW4geGFycmF5IGNhc2UNCmE1MDZhYmM3YjY0NCBjb3B5X3BhZ2VfdG9f aXRlcigpOiBmaXggSVRFUl9ESVNDQVJEIGNhc2UNCjA4YWE2NDc5NjAxNiB0ZWFjaCBjb3B5X3Bh Z2VfdG9faXRlcigpIHRvIGhhbmRsZSBjb21wb3VuZCBwYWdlcw0KNjZjZDA3MWExZjgzIGlvdl9p dGVyOiBSZW1vdmUgaW92X2l0ZXJfZm9yX2VhY2hfcmFuZ2UoKQ0KDQotVG9ueQ0K