From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 106EFC433F5 for ; Tue, 26 Apr 2022 19:52:16 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 8AD546B0073; Tue, 26 Apr 2022 15:52:15 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 80E7F6B0074; Tue, 26 Apr 2022 15:52:15 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 65FFC6B0075; Tue, 26 Apr 2022 15:52:15 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.hostedemail.com [64.99.140.28]) by kanga.kvack.org (Postfix) with ESMTP id 54B6D6B0073 for ; Tue, 26 Apr 2022 15:52:15 -0400 (EDT) Received: from smtpin07.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay13.hostedemail.com (Postfix) with ESMTP id 15A50608F4 for ; Tue, 26 Apr 2022 19:52:15 +0000 (UTC) X-FDA: 79400076630.07.007F5CD Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by imf20.hostedemail.com (Postfix) with ESMTP id C32701C0059 for ; Tue, 26 Apr 2022 19:52:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1651002733; x=1682538733; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=8H/kRI4EZCFsixbnNC+HSffJGpYjTuL88CHkgK/8EAc=; b=BUqkkugHR8vEhAROfQrXVXgugRO/T/Ql/Xhqy7zsjX6SoYW6cW7XGRGw H45XZ9BD5D73Ee6xyKUg3QAQCZoYqC3tFUVWl6iFBrCFzDfkAoxdxqzT7 BwdXGdQrr+UoH2aKWHmqe404QpClPXP5ypgJwp+i+8phbO8ns/CRyWisw RcV/c/kEOxg0ZWKAY4wcQzzK/SBEYzuum2cipAvrYObG5EtHdjdyuzaMS qR4rK/Dv7EOfUd4LB7ibb36fQ8S7OmnJvn1JO2TpKG7V0Bg4k6moTGS5w Z93ICA4tnP+J/FWTOoT+CNN5lKW+npe/zbCDqxESQnZrGsy39EKehUkuA g==; X-IronPort-AV: E=McAfee;i="6400,9594,10329"; a="290850012" X-IronPort-AV: E=Sophos;i="5.90,291,1643702400"; d="scan'208";a="290850012" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Apr 2022 12:52:12 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,291,1643702400"; d="scan'208";a="539009345" Received: from fmsmsx604.amr.corp.intel.com ([10.18.126.84]) by orsmga002.jf.intel.com with ESMTP; 26 Apr 2022 12:52:11 -0700 Received: from fmsmsx611.amr.corp.intel.com (10.18.126.91) by fmsmsx604.amr.corp.intel.com (10.18.126.84) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27; Tue, 26 Apr 2022 12:52:10 -0700 Received: from fmsmsx610.amr.corp.intel.com (10.18.126.90) by fmsmsx611.amr.corp.intel.com (10.18.126.91) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.27; Tue, 26 Apr 2022 12:52:10 -0700 Received: from fmsmsx610.amr.corp.intel.com ([10.18.126.90]) by fmsmsx610.amr.corp.intel.com ([10.18.126.90]) with mapi id 15.01.2308.027; Tue, 26 Apr 2022 12:52:10 -0700 From: "Luck, Tony" To: Jue Wang , "Hansen, Dave" CC: Naoya Horiguchi , Dave Hansen , Jiaqi Yan , Greg Thelen , Mina Almasry , "linux-mm@kvack.org" , Sean Christopherson Subject: RE: [RFC] Expose a memory poison detector ioctl to user space. Thread-Topic: [RFC] Expose a memory poison detector ioctl to user space. Thread-Index: AQHYWMJnz/I9gJIJLESWhfwI13SepK0Cy88AgAAmKACAAAF9AIAABS2AgAAR5ID//5Ck4A== Date: Tue, 26 Apr 2022 19:52:09 +0000 Message-ID: <02d9633ca83d41e8af410b1d36eb6a95@intel.com> References: <20220425163451.3818838-1-juew@google.com> <8eceffc0-01e8-2a55-6eb9-b26faa9e3caf@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: 11.6.401.20 x-originating-ip: [10.1.200.100] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Rspamd-Queue-Id: C32701C0059 X-Stat-Signature: d135hqjwtwhub1zup6h6hbc9sxfz3a38 X-Rspam-User: Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=BUqkkugH; spf=none (imf20.hostedemail.com: domain of tony.luck@intel.com has no SPF policy when checking 192.55.52.88) smtp.mailfrom=tony.luck@intel.com; dmarc=pass (policy=none) header.from=intel.com X-Rspamd-Server: rspam09 X-HE-Tag: 1651002730-659065 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000100, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: T25lIHRoaW5nIHRoYXQgd291bGQgYmUgcmVsYXRpdmVseSBlYXN5IHRvIGRvIHdvdWxkIGJlIHBy ZS1hbGxvY2F0ZSBhbmQgcHJlLXNjYW4gbWVtb3J5IGF0IGd1ZXN0IGNyZWF0aW9uOg0KDQoxKSBS ZXF1ZXN0IHRvIHNldCB1cCBhIGd1ZXN0IHdpdGggWCBHQiBtZW1vcnkNCjIpIEFsbG9jYXRlIFgg R0INCjMpIFplcm8gaXQNCjQpIFNjYW4gZm9yIHBvaXNvbg0KNSkgTWFwIG1lbW9yeSB0byBndWVz dCBhbmQgcnVuIHRoZSBndWVzdA0KDQpTaG91bGQgd29yayB3aXRoIFREWCAoYmVjYXVzZSB5b3Ug c2NhbiB3aGlsZSBob3N0IHN0aWxsIGhhcyBjb250cm9sL2FjY2VzcyB0byB0aGUgcGFnZXMpLg0K DQpCdXQgdGhpcyBoYXMgaXNzdWVzIGlmIHlvdSBoYXZlIGxvbmctbGl2ZWQgZ3Vlc3RzLiBPciB3 YW50IHRvIG92ZXJjb21taXQgbWVtb3J5IHNvIGRvbid0DQpyZWFsbHkgZ2l2ZSBhIGd1ZXN0IGFs bCB0aGUgcGh5c2ljYWwgbWVtb3J5IHRoYXQgaXQgYXNrcyBmb3IuDQoNCi1Ub255DQo=