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PH0PR10MB5706.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Sep 2023 01:25:41.4992 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: w/+H5TRpPlf6BZTegSSx9luP2RwOX/XK6fK8mbLaqGAEUFPb5mjFGT3RqBIMVRlMS4i3K27RM0nFxmzhn2VB1w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR10MB4186 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-09-27_17,2023-09-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 spamscore=0 mlxscore=0 malwarescore=0 suspectscore=0 bulkscore=0 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2309280011 X-Proofpoint-ORIG-GUID: jzm4MTUAKL_MYYjzkhALYyuBEe0aqb68 X-Proofpoint-GUID: jzm4MTUAKL_MYYjzkhALYyuBEe0aqb68 Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On 28/09/2023 01:43, David Sterba wrote: > On Tue, Sep 26, 2023 at 07:56:57AM +0800, Anand Jain wrote: >> On 26/09/2023 00:58, David Sterba wrote: >>> On Thu, Sep 21, 2023 at 05:51:12AM +0800, Anand Jain wrote: >>>> v2: Splits the patch into two parts: one for the new code to reject >>>> devices with CHANGING_FSID_V2 and the second to remove the unused code. >>>> >>>> The btrfs-progs code to reunite devices with the CHANGING_FSID_V2 flag, >>>> which is ported from the kernel, can be found in the following btrfs-progs >>>> patchset: >>>> >>>> [PATCH 0/4 v4] btrfs-progs: recover from failed metadata_uuid port kernel >>>> btrfs-progs: tune use the latest bdev in fs_devices for super_copy >>>> btrfs-progs: add support to fix superblock with CHANGING_FSID_V2 flag >>>> btrfs-progs: recover from the failed btrfstune -m|M >>>> btrfs-progs: test btrfstune -m|M ability to fix previous failures >>>> >>>> Furthermore, when the kernel stops supporting the CHANGING_FSID_V2 flag, >>>> we will need to update the btrfs-progs test case accordingly: >>>> >>>> btrfs-progs: misc-tests/034-metadata-uuid remove kernel support >>>> >>>> v1: >>>> https://lore.kernel.org/linux-btrfs/02d59bdd7a8b778deb17e300354558498db59376.1692178060.git.anand.jain@oracle.com >>>> >>>> >>>> Anand Jain (2): >>>> btrfs: reject device with CHANGING_FSID_V2 >>>> btrfs: remove unused code related to the CHANGING_FSID_V2 flag >>> >> >> >>> Added to misc-next, thanks. >> >>> I've updated the 2nd patch with some >>> historical background. >> >> Now much more complete! Thanks. >> >>> The temp-fsid patch now does not apply cleanly, >>> I'll do a refresh on top of this series. Once it's in for-next, please >>> have a look. Thanks. >> >> Sure. But, temp-fsid v4 still has a subvol mount bug, as reported >> before. I have a fix that is in-memory only. I am trying to get a >> reasonable list of fstests passed before sending it out. Guilherme >> can add the super-block flag on top of this, although it is not >> mandatory from the btrfs internals pov. I will send out the >> in-memory based temp-fsid soon I get the fstests (with some fix) >> working today. > > Feel free the send the patches even if there are still failing tests, > I'd like to get an idea of how are you fixing the remaining problem(s). > Thanks. Yep, it is almost ready. A few minor cleanups and code optimizations are still due. However, I have sent them for the review comments. Below are the patches in the mailing list now. Also, after sending them, I realized it would have been easier for the searches if the subject included 'temp-fsid' instead of 'cloned-device' [PATCH 0/2] btrfs: support cloned-device mount capability [PATCH 0/2] btrfs-progs: mkfs: testing cloned-device Thanks, Anand