On Sun, Aug 05, 2018 at 06:39:57PM +0800, Lu Fengqi wrote: > This patchset will add the BTRFS_IOC_SUBVOL_UNDELETE ioctl for online > btrfs subvolume undelete. > > And btrfs subvolume undelete subcommand was added to btrfs-progs. > > So user can use the following command to recover all the subolume that > is left on the device. The recovered subvolume will be link to <dest> dir > named to <name_prefix><subvol_id>. Hm, I don't agree with the proposed interface - to recover all deleted subvolumes. IMO this should recover just one subvolume of a given id a to given directory. The ioctl structure has to be reworked, I've skimmed the code and saw some suspicious things but will have a look after the interface is settled. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
