Received: by 2002:ac0:a591:0:0:0:0:0 with SMTP id m17-v6csp244502imm; Wed, 4 Jul 2018 22:50:08 -0700 (PDT) X-Google-Smtp-Source: AAOMgpfzw3iMMXMWHkpdpU/JoBq+LtmyB4D7l7DM1iTjVdl9vhZo6nMna5q93uqQ61C3FySAzqMu X-Received: by 2002:a65:66d7:: with SMTP id c23-v6mr4266869pgw.427.1530769808846; Wed, 04 Jul 2018 22:50:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1530769808; cv=none; d=google.com; s=arc-20160816; b=sAopzphO3IsAWquBj1jXuXsr9WRClRxKpVQAyso/01oVPcu5rDsqF2Y1qwO2N6K3Or LpAhFey6+ryXNwGkoF6SwH3uEWhhcdcXGK0HtDkg1Hxr8cB9VrpV9Q510chglJl6Y0XZ 1j72audPZzFro30MLixdsCkHOeeOJ/rx1DDkmiOP9LRN8CuNEXH4mvgF1kWdU4vZLrud C+FIFW+kbhr8D5oaXNAqSKhyyZloVOYLKYYij5PEIUqnXlPfg0ncEgU8dyveCg9sobn6 CeP1v7fGj7AlG4I9ceJnRltDVTOVlHhrkUjq0kMe2qwRMyRJaWNEyOSg6K+37qDTT3sz FKFg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:content-transfer-encoding :content-id:user-agent:content-language:accept-language:in-reply-to :references:message-id:date:thread-index:thread-topic:subject:cc:to :from:arc-authentication-results; bh=0FVU+0t5zXczeLxw4gjdTr+HK3jF7XNKDlBEG8zJfWQ=; b=vdc3BvmxJlnNhO7pLAIZRl/ZEFzF9iO2aeWyMW8lZeSQ3UGzTs9GWfuC7Gzyl30yei RQeqC5lotlE7pIuvHhl4b2gfZpiSV3s+oZUwBSXx2hjpWjf8r+haSBFZ/Jgin/dsBqr9 t8Zl97c9if8hv7OrY26Y2ivzSNkkWoClqw0yMRgc12w/YIqDzOTs0FRvYnfLl2oH8TqL LCb9rIx2U9saL89lJHMuJWZlDLuV/K2qtXOU5Gce+FjRF6U6DwbNbTE3bf/oYIe3lV07 WGt+aQ51dJQUO/EjQn/zJ9muhci0bFuuVc0PpCs/mysI1UVbIqW6PuqFZmel3IlGGal/ g3vA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id s21-v6si5159645pfk.213.2018.07.04.22.49.54; Wed, 04 Jul 2018 22:50:08 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753215AbeGEFs6 (ORCPT + 99 others); Thu, 5 Jul 2018 01:48:58 -0400 Received: from mga18.intel.com ([134.134.136.126]:33698 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752077AbeGEFs5 (ORCPT ); Thu, 5 Jul 2018 01:48:57 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 Jul 2018 22:48:56 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,310,1526367600"; d="scan'208";a="213546507" Received: from fmsmsx108.amr.corp.intel.com ([10.18.124.206]) by orsmga004.jf.intel.com with ESMTP; 04 Jul 2018 22:48:56 -0700 Received: from shsmsx101.ccr.corp.intel.com (10.239.4.153) by FMSMSX108.amr.corp.intel.com (10.18.124.206) with Microsoft SMTP Server (TLS) id 14.3.319.2; Wed, 4 Jul 2018 22:48:56 -0700 Received: from shsmsx103.ccr.corp.intel.com ([169.254.4.100]) by SHSMSX101.ccr.corp.intel.com ([169.254.1.57]) with mapi id 14.03.0319.002; Thu, 5 Jul 2018 13:48:54 +0800 From: "Yang, Bin" To: Thomas Gleixner CC: "mingo@kernel.org" , "hpa@zytor.com" , "linux-kernel@vger.kernel.org" , "peterz@infradead.org" , "x86@kernel.org" Subject: Re: [PATCH] x86/mm: fix cpu stuck issue in __change_page_attr_set_clr Thread-Topic: [PATCH] x86/mm: fix cpu stuck issue in __change_page_attr_set_clr Thread-Index: AQHUDseZVh/k/cdi3Uy1ChlFZXY9E6R9B+GAgAEOxwCAABo1AIAAGosAgAABdYCAAA8QgIAAP2qAgAC6boCAAEkLgIAABTsA Date: Thu, 5 Jul 2018 05:48:54 +0000 Message-ID: <404E7043-0ADB-4A40-9A07-EBE33F26C8CB@intel.com> References: <1530180340-18593-1-git-send-email-bin.yang@intel.com> <0131cecd5d0456c2a109f4b8bdbfe558389671dd.camel@intel.com> <3224aae1d09788aba687fd7bd9e088f233016fc8.camel@intel.com> <34a76fad5c43c11ce8ceb491537b453d8053bdb2.camel@intel.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Microsoft-MacOutlook/f.26.0.170902 x-originating-ip: [10.239.200.247] Content-Type: text/plain; charset="utf-8" Content-ID: <026DFEBBD79EFB43B0CE1C2CCD42CCB5@intel.com> 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 U29ycnkgZm9yIHRoZSBtaXN1bmRlcnN0YW5kaW5nLiBJIG1lYW4gSSB3aWxsIGltcHJvdmUgdGhl IGNoZWNrIGxvb3AgaW4gcGF0Y2ggdjIuIA0KSSBqdXN0IHN1Ym1pdHRlZCBwYXRjaCB2Mi4gVGhh bmtzIGluIGFkdmFuY2UgZm9yIHlvdXIga2luZCByZXZpZXcuDQoNClRoYW5rcywNCkJpbg0KDQoN Ck9uIDA1LzA3LzIwMTgsIDE6MzAgUE0sICJUaG9tYXMgR2xlaXhuZXIiIDx0Z2x4QGxpbnV0cm9u aXguZGU+IHdyb3RlOg0KDQogICAgU29ycnksIEkgZG9uJ3Qgc2VlIGluIHdoaWNoIHdheSB5b3Vy IHBhdGNoIHdvdWxkIGltcHJvdmUgdGhlIGNoZWNrIGxvb3AuDQoNCg==