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[thin_dump] We can't give the number of data blocks with a metadata snap.

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No space maps.
This commit is contained in:
Joe Thornber 2016-02-10 13:34:07 +00:00
parent 1e0d2a16cc
commit c8c4442b2f
1 changed files with 5 additions and 1 deletions
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6
thin-provisioning/metadata_dumper.cc
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@ -222,10 +222,14 @@ thin_provisioning::metadata_dump(metadata::ptr md, emitter::ptr e, bool repair)
device_tree_detail::damage_visitor::ptr dd_policy(details_damage_policy(repair)); device_tree_detail::damage_visitor::ptr dd_policy(details_damage_policy(repair));
walk_device_tree(*md->details_, de, *dd_policy); walk_device_tree(*md->details_, de, *dd_policy);
// metadata snap doesn't have the space maps so we don't know how
// many data blocks there are.
block_address nr_data_blocks = md->data_sm_ ? md->data_sm_->get_nr_blocks() : 0;
e->begin_superblock("", md->sb_.time_, e->begin_superblock("", md->sb_.time_,
md->sb_.trans_id_, md->sb_.trans_id_,
md->sb_.data_block_size_, md->sb_.data_block_size_,
md->data_sm_->get_nr_blocks(), nr_data_blocks,
boost::optional<block_address>()); boost::optional<block_address>());
{ {