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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9F767C433F5 for ; Thu, 21 Apr 2022 03:07:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:CC:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=4OydpJ3B8rJP83kNxK3p6fSRa1hZxMjjfJmTbBP0MvM=; b=RmcpVmxaVAQxJD TTjQmYWnkcJMIndVYbjHrd6C8t51k63Ckb8RSWwse69Ze2JGarO32CvX6L565ITU2t0pIaouL4t+H vU8BaZBR6bi/fu3hOgnvf2czGeTpomUjpZ6VmhyHKfNzU68hwOUTAJ8mHNpmD2wnpMFWYnhmZb1jd +LmhryFbt4fYZE1PidfvXJ6efpTUHzSoFQyNsQRMAoF0ySMCjta8c6ar3QCp7XADwKytopNzBAXPr Jgal6A95SuCcEdCInA0nbcJPGkf4aelKw7jxWg8Ph1Tj7nnrOEqZnUyJS8ri3dZR5/VQGvkEMmyvK 8VutYeJYa5OsjnizU1ug==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nhN9A-00BHK5-To; Thu, 21 Apr 2022 03:06:21 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nhN97-00BHHc-Ld; Thu, 21 Apr 2022 03:06:19 +0000 Received: from kwepemi500012.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4KkMpx4VcFzfYpj; Thu, 21 Apr 2022 11:05:13 +0800 (CST) Received: from kwepemm600017.china.huawei.com (7.193.23.234) by kwepemi500012.china.huawei.com (7.221.188.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 21 Apr 2022 11:05:59 +0800 Received: from [10.174.179.234] (10.174.179.234) by kwepemm600017.china.huawei.com (7.193.23.234) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 21 Apr 2022 11:05:58 +0800 Message-ID: Date: Thu, 21 Apr 2022 11:05:57 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Subject: Re: [PATCH -next v4 1/4] mm: page_table_check: move pxx_user_accessible_page into x86 To: Pasha Tatashin CC: Anshuman Khandual , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" , "H. Peter Anvin" , Andrew Morton , Catalin Marinas , Will Deacon , Paul Walmsley , Palmer Dabbelt , Albert Ou , LKML , linux-mm , Linux ARM , , Kefeng Wang , Guohanjun References: <20220418034444.520928-1-tongtiangen@huawei.com> <20220418034444.520928-2-tongtiangen@huawei.com> <1671baf7-046e-7c52-183f-fd654125fd67@arm.com> From: Tong Tiangen In-Reply-To: X-Originating-IP: [10.174.179.234] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemm600017.china.huawei.com (7.193.23.234) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220420_200617_901709_620B203D X-CRM114-Status: GOOD ( 10.10 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org CgrlnKggMjAyMi80LzIxIDA6NDQsIFBhc2hhIFRhdGFzaGluIOWGmemBkzoKPiBPbiBXZWQsIEFw ciAyMCwgMjAyMiBhdCAyOjQ1IEFNIFRvbmcgVGlhbmdlbiA8dG9uZ3RpYW5nZW5AaHVhd2VpLmNv bT4gd3JvdGU6Cj4+Cj4+Cj4+Cj4+IOWcqCAyMDIyLzQvMTkgMTc6MjksIEFuc2h1bWFuIEtoYW5k dWFsIOWGmemBkzoKPj4+Cj4+Pgo+Pj4gT24gNC8xOC8yMiAwOToxNCwgVG9uZyBUaWFuZ2VuIHdy b3RlOgo+Pj4+IC0tLSBhL21tL3BhZ2VfdGFibGVfY2hlY2suYwo+Pj4+ICsrKyBiL21tL3BhZ2Vf dGFibGVfY2hlY2suYwo+Pj4+IEBAIC0xMCw2ICsxMCwxNCBAQAo+Pj4+ICAgICN1bmRlZiBwcl9m bXQKPj4+PiAgICAjZGVmaW5lIHByX2ZtdChmbXQpICAgICAgICAicGFnZV90YWJsZV9jaGVjazog IiBmbXQKPj4+Pgo+Pj4+ICsjaWZuZGVmIFBNRF9QQUdFX1NJWkUKPj4+PiArI2RlZmluZSBQTURf UEFHRV9TSVpFICAgICAgIFBNRF9TSVpFCj4+Pj4gKyNlbmRpZgo+Pj4+ICsKPj4+PiArI2lmbmRl ZiBQVURfUEFHRV9TSVpFCj4+Pj4gKyNkZWZpbmUgUFVEX1BBR0VfU0laRSAgICAgICBQVURfU0la RQo+Pj4+ICsjZW5kaWYKPj4+Cj4+PiBXaHkgY2Fubm90IFBNRF9TSVpFL1BVRF9TSVpFIGJlIHVz ZWQgb24gZXZlcnkgcGxhdGZvcm0gaW5zdGVhZCA/IFdoYXQgaXMgdGhlCj4+PiBuZWVkIGZvciB1 c2luZyBQVURfUEFHRV9TSVpFL1BNRF9QQUdFX1NJWkUgPyBBcmUgdGhleSBkaWZmZXJlbnQgb24g eDg2ID8KPj4+IC4KPj4KPj4gSGksIFBhc2hh77yaCj4+IEkgY2hlY2tlZCB0aGUgZGVmaW5pdGlv bnMgb2YgUE1EX1NJWkUvUFVEX1NJWkUgYW5kCj4+IFBVRF9QQUdFX1NJWkUvUE1EX1BBR0VfU0la RSBpbiB4ODYgYXJjaGl0ZWN0dXJlIGFuZCB0aGVpciB1c2Ugb3V0c2lkZQo+PiB0aGUgYXJjaGl0 ZWN0dXJlKGVnOiBpbiBtbS8sIGFsbCB1c2VkIFBNRF9TSVpFL1BVRF9TSVpFKSwgV291bGQgaXQg YmUKPj4gYmV0dGVyIHRvIHVzZSBhIHVuaWZpZWQgUE1EX1NJWkUvUFVEX1NJWkUgaGVyZT8KPiAK PiBIaSBUb25nLAo+IAo+IFllcywgaXQgbWFrZXMgc2Vuc2UgdG8gdXNlIFBNRF9TSVpFL1BVRF9T SVpFIGluc3RlYWQgb2YKPiBQVURfUEFHRV9TSVpFL1BNRF9QQUdFX1NJWkUgaW4gcGFnZV90YWJs ZV9jaGVjayB0byBiZSBpbmxpbmUgd2l0aCB0aGUKPiByZXN0IG9mIHRoZSBtbS8KPiAKPiBQYXNo YQo+IApIaSBQYXNoYSBhbmQgQW5zaHVtYW46CgpPSywgRnVuY3Rpb25hbCBjb3JyZWN0bmVzcyBp cyBub3QgYWZmZWN0ZWQgaGVyZSwgaSBwbGFuIHRvIG9wdGltaXplIHRoaXMgCnBvaW50IGFmdGVy IHRoaXMgcGF0Y2hzZXQgaXMgbWVyZ2VkLgoKVG9uZy4KCj4+Cj4+IFRoYW5rcywKPj4gVG9uZy4K PiAuCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51 eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVh ZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1h cm0ta2VybmVsCg==