diff options
Diffstat (limited to 'mkfs/main.c')
| -rw-r--r-- | mkfs/main.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/mkfs/main.c b/mkfs/main.c index 5a717f70..9bfddf30 100644 --- a/mkfs/main.c +++ b/mkfs/main.c @@ -315,6 +315,7 @@ static int create_tree(struct btrfs_trans_handle *trans, struct btrfs_key location; struct btrfs_root_item root_item; struct extent_buffer *tmp; + u8 uuid[BTRFS_UUID_SIZE] = {0}; int ret; ret = btrfs_copy_root(trans, root, root->node, &tmp, objectid); @@ -325,6 +326,10 @@ static int create_tree(struct btrfs_trans_handle *trans, btrfs_set_root_bytenr(&root_item, tmp->start); btrfs_set_root_level(&root_item, btrfs_header_level(tmp)); btrfs_set_root_generation(&root_item, trans->transid); + /* clear uuid and o/ctime of source tree */ + memcpy(root_item.uuid, uuid, BTRFS_UUID_SIZE); + btrfs_set_stack_timespec_sec(&root_item.otime, 0); + btrfs_set_stack_timespec_sec(&root_item.ctime, 0); free_extent_buffer(tmp); location.objectid = objectid; @@ -1094,7 +1099,7 @@ int main(int argc, char **argv) } fs_info = open_ctree_fs_info(file, 0, 0, 0, - OPEN_CTREE_WRITES | OPEN_CTREE_FS_PARTIAL); + OPEN_CTREE_WRITES | OPEN_CTREE_TEMPORARY_SUPER); if (!fs_info) { error("open ctree failed"); goto error; @@ -1203,6 +1208,11 @@ raid_groups: goto out; } + ret = create_tree(trans, root, BTRFS_UUID_TREE_OBJECTID); + if (ret) + warning( + "unable to create uuid tree, will be created after mount: %d", ret); + ret = btrfs_commit_transaction(trans, root); if (ret) { error("unable to commit transaction: %d", ret); @@ -1285,6 +1295,12 @@ out: } } + if (!ret && close_ret) { + ret = close_ret; + error("failed to close ctree, the filesystem may be inconsistent: %d", + ret); + } + btrfs_close_all_devices(); free(label); |