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Wed, 13 Jan 2021 08:32:54 -0800 Received: from fmsmsx610.amr.corp.intel.com ([10.18.126.90]) by fmsmsx610.amr.corp.intel.com ([10.18.126.90]) with mapi id 15.01.1713.004; Wed, 13 Jan 2021 08:32:54 -0800 From: "Luck, Tony" To: Borislav Petkov CC: Andy Lutomirski , Andy Lutomirski , X86 ML , Andrew Morton , "Peter Zijlstra" , Darren Hart , LKML , linux-edac , Linux-MM Subject: RE: [PATCH v2 1/3] x86/mce: Avoid infinite loop for copy from user recovery Thread-Topic: [PATCH v2 1/3] x86/mce: Avoid infinite loop for copy from user recovery Thread-Index: AQHW6GMIjFZnFv+51UOaFGZUXPBBdKojguIA//98a4CAAb7TAP//fnCAgACHdoD//4tlAAAR67SA//+aBgCAAJpygP//uQmAgACulACAAGA4gIAAINgQgABJKYCAAITv4A== Date: Wed, 13 Jan 2021 16:32:54 +0000 Message-ID: References: <20210113015053.GA21587@agluck-desk2.amr.corp.intel.com> <20210113100009.GA16960@zn.tnic> <8c4cd08e82884518b607f392523dd70b@intel.com> <20210113161933.GE16960@zn.tnic> In-Reply-To: <20210113161933.GE16960@zn.tnic> 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: 11.5.1.3 x-originating-ip: [10.1.200.100] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Pj4gTWF5YmUgdGhlIG90aGVyIGRpZmZlcmVuY2UgaW4gYXBwcm9hY2ggYmV0d2VlbiBBbmR5IGFu ZCBtZSBpcyB3aGV0aGVyIHRvDQo+PiBnbyBmb3IgYSBzb2x1dGlvbiB0aGF0IGNvdmVycyBhbGwg dGhlIGNvcm5lciBjYXNlcywgb3IganVzdCBtYWtlIGFuIGluY3JlbWVudGFsDQo+PiBpbXByb3Zl bWVudCB0aGF0IGFsbG93cyBmb3IgcmVjb3ZlciBpbiBzb21lIHVzZWZ1bCBzdWJzZXQgb2YgcmVt YWluaW5nIGZhdGFsDQo+PiBjYXNlcywgYnV0IHN0aWxsIGRpZXMgaW4gb3RoZXIgY2FzZXMuDQo+ DQo+IERvZXMgdGhhdCBtZWFuIG1vcmUgY29yZSBjb2RlIHN1cmdlcnk/DQoNClllcy4gSSBuZWVk IHRvIGxvb2sgYXQgb3RoZXIgdXNlciBhY2Nlc3MgaW5zaWRlIHBhZ2VmYXVsdF9kaXNhYmxlL2Vu YWJsZSgpDQphcyBsaWtlbHkgc3BvdHMgd2hlcmUgdGhlIGNvZGUgbWF5IGNvbnRpbnVlIGFmdGVy IGEgbWFjaGluZSBjaGVjayBhbmQNCnJldHJ5IHRoZSBhY2Nlc3MuICBTbyBleHBlY3Qgc29tZSBt b3JlICJpZiAocmV0ID09IEVOWElPKSB7IGRvIHNvbWV0aGluZyB0byBnaXZlIHVwIGdyYWNlZnVs bHkgfSINCg0KPj4gSSdtIGhhcHB5IHRvIHJlcGxhY2UgZXJyb3IgbWVzc2FnZXMgd2l0aCBvbmVz IHRoYXQgYXJlIG1vcmUgZGVzY3JpcHRpdmUgYW5kDQo+PiBoZWxwZnVsIHRvIGh1bWFucy4NCj4N Cj4gWWFwLCB0aGF0OiAiTXVsdGlwbGUgY29weWluIiB3aXRoIHNvbWV0aGluZyBtb3JlIHVuZGVy c3RhbmRhYmxlIHRvIHVzZXJzLi4uDQoNCkknbGwgd29yayBvbiBpdC4gV2UgdGVuZCBub3QgdG8g aGF2ZSBlc3NheSBsZW5ndGggbWVzc2FnZXMgYXMgcGFuaWMoKSBzdHJpbmdzLiBCdXQgSSBjYW4N CmFkZCBhIGNvbW1lbnQgaW4gdGhlIGNvZGUgdGhlcmUgc28gdGhhdCBwZW9wbGUgd2hvIGdyZXAg d2hhdGV2ZXIgcGFuaWMgbWVzc2FnZQ0Kd2UgY2hvb3NlIGNhbiBnZXQgbW9yZSBkZXRhaWxzIG9u IHdoYXQgaGFwcGVuZWQgYW5kIHdoYXQgdG8gZG8uDQoNCi1Ub255DQo=