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=-8.1 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,STOX_BOUND_090909_B,USER_AGENT_SANE_1 autolearn=ham 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 9FC90C433DB for ; Tue, 29 Dec 2020 12:57:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5EAE220825 for ; Tue, 29 Dec 2020 12:57:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725964AbgL2M4p (ORCPT ); Tue, 29 Dec 2020 07:56:45 -0500 Received: from ishtar.tlinx.org ([173.164.175.65]:42518 "EHLO Ishtar.sc.tlinx.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726016AbgL2M4W (ORCPT ); Tue, 29 Dec 2020 07:56:22 -0500 X-Greylist: delayed 1792 seconds by postgrey-1.27 at vger.kernel.org; Tue, 29 Dec 2020 07:56:22 EST Received: from [192.168.3.12] (Athenae [192.168.3.12]) by Ishtar.sc.tlinx.org (8.14.7/8.14.4/SuSE Linux 0.8) with ESMTP id 0BTCPmwP075071 for ; Tue, 29 Dec 2020 04:25:50 -0800 Message-ID: <5FEB204B.9090109@tlinx.org> Date: Tue, 29 Dec 2020 04:25:47 -0800 From: "L.A. Walsh" User-Agent: Thunderbird 2.0.0.24 (Windows/20100228) MIME-Version: 1.0 To: xfs-oss Subject: suggested patch to allow user to access their own file... Content-Type: multipart/mixed; boundary="------------040604090003060508050301" Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org This is a multi-part message in MIME format. --------------040604090003060508050301 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit xfs_io checks for CAP_SYS_ADMIN in order to open a file_by_inode -- however, if the file one is opening is owned by the user performing the call, the call should not fail. (i.e. it opens the user's own file). patch against 5.10.2 is attached. It gets rid of some unnecessary error messages if you run xfs_restore to restore one of your own files. --------------040604090003060508050301 Content-Type: text/x-diff; name="xfs_ioctl-perm.diff" Content-Transfer-Encoding: base64 Content-Disposition: inline; filename="xfs_ioctl-perm.diff" LS0tIGZzL3hmcy94ZnNfaW9jdGwuYwkyMDIwLTEyLTIyIDIxOjExOjAyLjAwMDAwMDAwMCAt MDgwMAorKysgZnMveGZzL3hmc19pb2N0bC5jCTIwMjAtMTItMjkgMDQ6MTQ6NDguNjgxMTAy ODA0IC0wODAwCkBAIC0xOTQsMTUgKzE5NCwyMSBAQAogCXN0cnVjdCBkZW50cnkJCSpkZW50 cnk7CiAJZm1vZGVfdAkJCWZtb2RlOwogCXN0cnVjdCBwYXRoCQlwYXRoOworCWJvb2wgY29u ZGl0aW9uYWxfcGVybSA9IDA7CiAKLQlpZiAoIWNhcGFibGUoQ0FQX1NZU19BRE1JTikpCi0J CXJldHVybiAtRVBFUk07CisJaWYgKCFjYXBhYmxlKENBUF9TWVNfQURNSU4pKSBjb25kaXRp b25hbF9wZXJtPTE7CiAKIAlkZW50cnkgPSB4ZnNfaGFuZGxlcmVxX3RvX2RlbnRyeShwYXJm aWxwLCBocmVxKTsKIAlpZiAoSVNfRVJSKGRlbnRyeSkpCiAJCXJldHVybiBQVFJfRVJSKGRl bnRyeSk7CiAJaW5vZGUgPSBkX2lub2RlKGRlbnRyeSk7CiAKKwkvKiBvbmx5IGFsbG93IHVz ZXIgYWNjZXNzIHRvIHRoZWlyIG93biBmaWxlICovCisJaWYgKGNvbmRpdGlvbmFsX3Blcm0g JiYgIWlub2RlX293bmVyX29yX2NhcGFibGUoaW5vZGUpKSB7CisJCWVycm9yID0gLUVQRVJN OworCQlnb3RvIG91dF9kcHV0OworCX0KKwogCS8qIFJlc3RyaWN0IHhmc19vcGVuX2J5X2hh bmRsZSB0byBkaXJlY3RvcmllcyAmIHJlZ3VsYXIgZmlsZXMuICovCiAJaWYgKCEoU19JU1JF Ryhpbm9kZS0+aV9tb2RlKSB8fCBTX0lTRElSKGlub2RlLT5pX21vZGUpKSkgewogCQllcnJv ciA9IC1FUEVSTTsK --------------040604090003060508050301--