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Sun, 8 Apr 2018 21:10:55 -0400 Received: from mail-co1nam03on0137.outbound.protection.outlook.com ([104.47.40.137]:26752 "EHLO NAM03-CO1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933006AbeDIAio (ORCPT ); Sun, 8 Apr 2018 20:38:44 -0400 From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: piaojun , Mark Fasheh , Joel Becker , Junxiao Bi , Andrew Morton , Linus Torvalds , Sasha Levin Subject: [PATCH AUTOSEL for 4.4 136/162] ocfs2: return -EROFS to mount.ocfs2 if inode block is invalid Thread-Topic: [PATCH AUTOSEL for 4.4 136/162] ocfs2: return -EROFS to mount.ocfs2 if inode block is invalid Thread-Index: AQHTz5nTwfIqQwA/aU2VsPFNkcdfpw== Date: Mon, 9 Apr 2018 00:29:31 +0000 Message-ID: <20180409002738.163941-136-alexander.levin@microsoft.com> References: <20180409002738.163941-1-alexander.levin@microsoft.com> In-Reply-To: <20180409002738.163941-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB1095;7:uNxc3GIKaz1vDuRA7gOjwPNl3+PabZEVnWkztLXbx9pOT5cb1tDTsIo+fNlh4NS3Bz/iXj3FJ8bZP5dmmrFgd4ievp44YdTLawmIPCJw6+nLCUa+aatYTolOXjdF3YYqPzbfcaj81j5/O8XjJPpJUJYDUVJSayrMLYKzTPfKdzF3TZK4d19DmkRtTTZn2CqaSltcvzSsAj3thkKIOlr+eU+qy0HBi3QpppeR9cQ9OQysTOIsy4b2NLjt0Y90EJHV;20:Zo/zBhfAWXNTS37d/gjoP8qch5lnIykR2woilc6jAcYE+tmXZc4wLnCJsR/zJSHmW0/5Y+t+8q7VLw2PR+XBkJBX8F3ErAJODel6JX63s7StT+7VS+SQGm8qoaA058fpCICI7p9a7CUJWmPwhopkL7JU5fJ93xe8qw9oVVJR2fE= x-ms-office365-filtering-ht: Tenant X-MS-Office365-Filtering-Correlation-Id: cce309b1-f435-4e06-f485-08d59db23ce5 x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(48565401081)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(2017052603328)(7193020);SRVR:DM5PR2101MB1095; 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// set readonly In this situation we need return -EROFS to 'mount.ocfs2', so that user can fix it by fsck. And then mount again. In addition, 'mount.ocfs2' should be updated correspondingly as it only return 1 for all errno. And I will post a patch for 'mount.ocfs2' too. Link: http://lkml.kernel.org/r/5A4302FA.2010606@huawei.com Signed-off-by: Jun Piao Reviewed-by: Alex Chen Reviewed-by: Joseph Qi Reviewed-by: Changwei Ge Reviewed-by: Gang He Cc: Mark Fasheh Cc: Joel Becker Cc: Junxiao Bi Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- fs/ocfs2/super.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 2de4c8a9340c..4f5141350af8 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -477,9 +477,8 @@ static int ocfs2_init_global_system_inodes(struct ocfs2= _super *osb) new =3D ocfs2_get_system_file_inode(osb, i, osb->slot_num); if (!new) { ocfs2_release_system_inodes(osb); - status =3D -EINVAL; + status =3D ocfs2_is_soft_readonly(osb) ? -EROFS : -EINVAL; mlog_errno(status); - /* FIXME: Should ERROR_RO_FS */ mlog(ML_ERROR, "Unable to load system inode %d, " "possibly corrupt fs?", i); goto bail; @@ -508,7 +507,7 @@ static int ocfs2_init_local_system_inodes(struct ocfs2_= super *osb) new =3D ocfs2_get_system_file_inode(osb, i, osb->slot_num); if (!new) { ocfs2_release_system_inodes(osb); - status =3D -EINVAL; + status =3D ocfs2_is_soft_readonly(osb) ? -EROFS : -EINVAL; mlog(ML_ERROR, "status=3D%d, sysfile=3D%d, slot=3D%d\n", status, i, osb->slot_num); goto bail; --=20 2.15.1