diff options
| -rw-r--r-- | lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/tree.go | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/tree.go b/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/tree.go index cd05911..c381274 100644 --- a/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/tree.go +++ b/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/tree.go @@ -32,7 +32,7 @@ type RebuiltTree struct { forrest *RebuiltForrest // mutable - mu sync.Mutex + mu sync.RWMutex Roots containers.Set[btrfsvol.LogicalAddr] // There are 3 more mutable "members" that are protected by // `mu`; but they live in a shared LRUcache. They are all @@ -171,8 +171,8 @@ func (s itemStats) String() string { func (tree *RebuiltTree) items(ctx context.Context, cache *containers.LRUCache[btrfsprim.ObjID, *itemIndex], leafFn func(roots containers.Set[btrfsvol.LogicalAddr]) bool, ) *containers.SortedMap[btrfsprim.Key, keyio.ItemPtr] { - tree.mu.Lock() - defer tree.mu.Unlock() + tree.mu.RLock() + defer tree.mu.RUnlock() return cache.GetOrElse(tree.ID, func() *itemIndex { var leafs []btrfsvol.LogicalAddr @@ -344,8 +344,8 @@ func (tree *RebuiltTree) LeafToRoots(ctx context.Context, leaf btrfsvol.LogicalA panic(fmt.Errorf("should not happen: (tree=%v).LeafToRoots(leaf=%v): not a leaf", tree.ID, leaf)) } - tree.mu.Lock() - defer tree.mu.Unlock() + tree.mu.RLock() + defer tree.mu.RUnlock() ret := make(containers.Set[btrfsvol.LogicalAddr]) for root := range tree.leafToRoots(ctx)[leaf] { if tree.Roots.Has(root) { |