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btrfs-progs: dump-tree: Also output log root tree 

In btrfs-dump-tree, we output any existing log tree, however we don't
output the log root tree, which records all root items for log trees.

This makes it confusing for any one who want to know where the log tree
comes from.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
master
Qu Wenruo 2017-03-14 13:35:18 +08:00 committed by David Sterba
parent 3d4c030d7f
commit c3d38a1880
1 changed files with 22 additions and 0 deletions
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22
cmds-inspect-dump-tree.c
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@ -344,6 +344,11 @@ int cmd_inspect_dump_tree(int argc, char **argv)
printf("chunk tree: %llu level %d\n",
(unsigned long long)info->chunk_root->node->start,
btrfs_header_level(info->chunk_root->node));
if (info->log_root_tree)
printf("log root tree: %llu level %d\n",
info->log_root_tree->node->start,
btrfs_header_level(
info->log_root_tree->node));
} else {
if (info->tree_root->node) {
printf("root tree\n");
@ -356,6 +361,12 @@ int cmd_inspect_dump_tree(int argc, char **argv)
btrfs_print_tree(info->chunk_root,
info->chunk_root->node, 1);
}
if (info->log_root_tree) {
printf("log root tree\n");
btrfs_print_tree(info->log_root_tree,
info->log_root_tree->node, 1);
}
}
}
tree_root_scan = info->tree_root;
@ -388,6 +399,17 @@ again:
goto close_root;
}
if (tree_id && tree_id == BTRFS_TREE_LOG_OBJECTID) {
if (!info->log_root_tree) {
error("cannot print log root tree, invalid pointer");
goto close_root;
}
printf("log root tree\n");
btrfs_print_tree(info->log_root_tree, info->log_root_tree->node,
1);
goto close_root;
}
key.offset = 0;
key.objectid = 0;
key.type = BTRFS_ROOT_ITEM_KEY;