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[thin_check (rust)] Mappings top level weren't being ref counted

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This commit is contained in:
Joe Thornber 2020-08-13 14:43:19 +01:00
parent 092447d17a
commit e1cfc3866b
1 changed files with 6 additions and 1 deletions
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7
src/thin/check.rs
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@ -47,6 +47,8 @@ struct BottomLevelVisitor {
data_sm: Arc<Mutex<dyn SpaceMap + Send>>,
}
//------------------------------------------
impl NodeVisitor<BlockTime> for BottomLevelVisitor {
fn visit(&mut self, _w: &BTreeWalker, _b: &Block, node: &Node<BlockTime>) -> Result<()> {
// FIXME: do other checks
@ -437,7 +439,7 @@ pub fn check(opts: &ThinCheckOptions) -> Result<()> {
}
// mapping top level
let roots = btree_to_map::<u64>(engine.clone(), false, sb.mapping_root)?;
let roots = btree_to_map_with_sm::<u64>(engine.clone(), metadata_sm.clone(), false, sb.mapping_root)?;
// Check the mappings filling in the data_sm as we go.
report.set_title("mapping tree")?;
@ -498,6 +500,7 @@ pub fn check(opts: &ThinCheckOptions) -> Result<()> {
let root = unpack::<SMRoot>(&sb.metadata_sm_root[0..])?;
let mut b = Block::new(root.bitmap_root);
engine.read(&mut b)?;
metadata_sm.lock().unwrap().inc(root.bitmap_root, 1)?;
let entries = unpack::<MetadataIndex>(b.get_data())?.indexes;
// Unused entries will point to block 0
@ -508,6 +511,8 @@ pub fn check(opts: &ThinCheckOptions) -> Result<()> {
.collect();
inc_entries(&metadata_sm, &entries[0..])?;
// We call this for the side effect of incrementing the ref counts
// for the metadata that holds the tree.
let _counts = btree_to_map_with_sm::<u32>(
engine.clone(),
metadata_sm.clone(),