On Thu, Jun 16, 2022 at 05:27:04AM +0800, Qu Wenruo wrote: >> And how do I find out the logic address of the tree root? > > For tree root, "btrfs ins dump-super <dev> | grep '^root\s'. > > For other tree blocks, "btrfs ins dump-tree <dev>" then with other other > keywords to grab. Thanks a lot !