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path: root/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/rebuilt_btrees.go
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Diffstat (limited to 'lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/rebuilt_btrees.go')
-rw-r--r--lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/rebuilt_btrees.go14
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/rebuilt_btrees.go b/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/rebuilt_btrees.go
index a4ccd5e..3a6c35b 100644
--- a/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/rebuilt_btrees.go
+++ b/lib/btrfsprogs/btrfsinspect/rebuildnodes/btrees/rebuilt_btrees.go
@@ -25,9 +25,10 @@ import (
type rebuiltTree struct {
// static
- ID btrfsprim.ObjID
- UUID btrfsprim.UUID
- Parent *rebuiltTree
+ ID btrfsprim.ObjID
+ UUID btrfsprim.UUID
+ Parent *rebuiltTree
+ ParentGen btrfsprim.Generation // offset of this tree's root item
// all leafs (lvl=0) that pass .isOwnerOK, even if not in the tree
leafToRoots map[btrfsvol.LogicalAddr]containers.Set[btrfsvol.LogicalAddr]
@@ -105,7 +106,7 @@ type RebuiltTrees struct {
// static callbacks
cbAddedItem func(ctx context.Context, tree btrfsprim.ObjID, key btrfsprim.Key)
- cbLookupRoot func(ctx context.Context, tree btrfsprim.ObjID) (item btrfsitem.Root, ok bool)
+ cbLookupRoot func(ctx context.Context, tree btrfsprim.ObjID) (offset btrfsprim.Generation, item btrfsitem.Root, ok bool)
cbLookupUUID func(ctx context.Context, uuid btrfsprim.UUID) (id btrfsprim.ObjID, ok bool)
// mutable
@@ -117,7 +118,7 @@ type RebuiltTrees struct {
func NewRebuiltTrees(
sb btrfstree.Superblock, graph pkggraph.Graph, keyIO keyio.Handle,
cbAddedItem func(ctx context.Context, tree btrfsprim.ObjID, key btrfsprim.Key),
- cbLookupRoot func(ctx context.Context, tree btrfsprim.ObjID) (item btrfsitem.Root, ok bool),
+ cbLookupRoot func(ctx context.Context, tree btrfsprim.ObjID) (offset btrfsprim.Generation, item btrfsitem.Root, ok bool),
cbLookupUUID func(ctx context.Context, uuid btrfsprim.UUID) (id btrfsprim.ObjID, ok bool),
) *RebuiltTrees {
return &RebuiltTrees{
@@ -252,13 +253,14 @@ func (ts *RebuiltTrees) addTree(ctx context.Context, treeID btrfsprim.ObjID, sta
if !ts.addTree(ctx, btrfsprim.ROOT_TREE_OBJECTID, stack) {
return false
}
- rootItem, ok := ts.cbLookupRoot(ctx, treeID)
+ rootOff, rootItem, ok := ts.cbLookupRoot(ctx, treeID)
if !ok {
return false
}
root = rootItem.ByteNr
tree.UUID = rootItem.UUID
if rootItem.ParentUUID != (btrfsprim.UUID{}) {
+ tree.ParentGen = rootOff
if !ts.addTree(ctx, btrfsprim.ROOT_TREE_OBJECTID, stack) {
return false
}