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 X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_2 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 34B13C433E0 for ; Fri, 12 Jun 2020 01:33:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E41B820823 for ; Fri, 12 Jun 2020 01:33:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="LNfdT2K5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726327AbgFLBdW (ORCPT ); Thu, 11 Jun 2020 21:33:22 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:24585 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725796AbgFLBdW (ORCPT ); Thu, 11 Jun 2020 21:33:22 -0400 X-UUID: a0513a9be63a46aa87e3b1c67d53ab09-20200612 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=oGuYpYnQCol1SIDGq8l3xDiCEUooJhW3zBhmGenIrI8=; b=LNfdT2K5CjL8kxelUN+6+XvXS45lryKOi3rBGiHhaQcV7ORUQY3vrVZA7guIJo0FfunBHDg0KyP2MPW8SmJyuoEEW6rtrWyOoNesm8uMXo/AVJA9arCn6V2V3n8s4XkKsdRl0xjL6nJ6TCAE+JmKGz2L2NXrQqZWcXB0d23WBNM=; X-UUID: a0513a9be63a46aa87e3b1c67d53ab09-20200612 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 756543116; Fri, 12 Jun 2020 09:33:17 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 12 Jun 2020 09:33:10 +0800 Received: from [172.21.77.33] (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 12 Jun 2020 09:33:04 +0800 Message-ID: <1591925590.8494.1.camel@mtkswgap22> Subject: Re: Suggest make 'user_access_begin()' do 'access_ok()' to stable kernel From: Miles Chen To: Greg KH CC: Date: Fri, 12 Jun 2020 09:33:10 +0800 In-Reply-To: <20200611111506.GE3802953@kroah.com> References: <1591811900.26208.17.camel@mtkswgap22> <20200610180249.GA5500@kroah.com> <1591839462.26208.24.camel@mtkswgap22> <20200611111506.GE3802953@kroah.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-TM-SNTS-SMTP: AB7BD0B4E80D8F37E8D829741A6D2F43B6CF8B0B9C461DDF8C13EA8CD6362DA82000:8 X-MTK: N Content-Transfer-Encoding: base64 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org T24gVGh1LCAyMDIwLTA2LTExIGF0IDEzOjE1ICswMjAwLCBHcmVnIEtIIHdyb3RlOg0KPiBPbiBU aHUsIEp1biAxMSwgMjAyMCBhdCAwOTozNzo0MkFNICswODAwLCBNaWxlcyBDaGVuIHdyb3RlOg0K PiA+IEBAIC0yNjAxLDcgKzI2MDMsMTcgQEAgaTkxNV9nZW1fZXhlY2J1ZmZlcjJfaW9jdGwoc3Ry dWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwNCj4gPiAgCQl1bnNpZ25lZCBpbnQgaTsN Cj4gPiAgDQo+ID4gIAkJLyogQ29weSB0aGUgbmV3IGJ1ZmZlciBvZmZzZXRzIGJhY2sgdG8gdGhl IHVzZXIncyBleGVjIGxpc3QuICovDQo+ID4gLQkJdXNlcl9hY2Nlc3NfYmVnaW4oKTsNCj4gPiAr CQkvKg0KPiA+ICsJCSAqIE5vdGU6IGNvdW50ICogc2l6ZW9mKCp1c2VyX2V4ZWNfbGlzdCkgZG9l cyBub3Qgb3ZlcmZsb3csDQo+ID4gKwkJICogYmVjYXVzZSB3ZSBjaGVja2VkICdjb3VudCcgaW4g Y2hlY2tfYnVmZmVyX2NvdW50KCkuDQo+ID4gKwkJICoNCj4gPiArCQkgKiBBbmQgdGhpcyByYW5n ZSBhbHJlYWR5IGdvdCBlZmZlY3RpdmVseSBjaGVja2VkIGVhcmxpZXINCj4gPiArCQkgKiB3aGVu IHdlIGRpZCB0aGUgImNvcHlfZnJvbV91c2VyKCkiIGFib3ZlLg0KPiA+ICsJCSAqLw0KPiA+ICsJ CWlmICghdXNlcl9hY2Nlc3NfYmVnaW4oVkVSSUZZX1dSSVRFLCB1c2VyX2V4ZWNfbGlzdCwNCj4g PiArCQkJCSAgICAgICBjb3VudCAqIHNpemVvZigqdXNlcl9leGVjX2xpc3QpKSkNCj4gPiArCQkJ Z290byBlbmRfdXNlcjsNCj4gPiArDQo+ID4gIAkJZm9yIChpID0gMDsgaSA8IGFyZ3MtPmJ1ZmZl cl9jb3VudDsgaSsrKSB7DQo+ID4gIAkJCWlmICghKGV4ZWMyX2xpc3RbaV0ub2Zmc2V0ICYgVVBE QVRFKSkNCj4gPiAgCQkJCWNvbnRpbnVlOw0KPiANCj4gTm8gb25lIHNlZW1zIHRvIGhhdmUgdGVz dC1idWlsdCB0aGlzIGNvZGUsIGl0IGZhaWxzIGhlcmUgb24gdGhlIDQuMTQueQ0KPiBrZXJuZWwg IDooDQo+IA0KPiBJJ2xsIGdvIGZpeCBpdCB1cCwgYnV0IHBsZWFzZSwgYWx3YXlzIGF0IHRoZSB2 ZXJ5IGxlYXN0LCB0ZXN0IGJ1aWxkIHlvdXINCj4gcGF0Y2hlcyBiZWZvcmUgc2VuZGluZyB0aGVt IG91dC4uLg0KPiANCj4gdGhhbmtzLA0KDQpTb3JyeSBmb3IgdGhlIGJyZWFrYWdlLiBJdCB3b24n dCBoYXBwZW4gbmV4dCB0aW1lLg0KDQpjaGVlcnMsDQpNaWxlcw0KDQo+IA0KPiBncmVnIGstaA0K DQo=