diff options
| author | Luke Shumaker <lukeshu@lukeshu.com> | 2022-08-27 22:30:19 -0600 |
|---|---|---|
| committer | Luke Shumaker <lukeshu@lukeshu.com> | 2022-08-28 18:11:46 -0600 |
| commit | 8758b0e2000f0892e487afc376a6d75bb08ffb9b (patch) | |
| tree | 5e93fca9635e07f6aa6e045dac264d2ce553b3e9 /lib/btrfs | |
| parent | 8bd5cfbedb026ac64bd26fc9b9ae5bd358893203 (diff) | |
dbg
Diffstat (limited to 'lib/btrfs')
| -rw-r--r-- | lib/btrfs/io3_btree.go | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/btrfs/io3_btree.go b/lib/btrfs/io3_btree.go index 9c4dd67..31cf857 100644 --- a/lib/btrfs/io3_btree.go +++ b/lib/btrfs/io3_btree.go @@ -8,6 +8,8 @@ import ( "context" "fmt" + "github.com/datawire/dlib/dlog" + "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsitem" "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfsprim" "git.lukeshu.com/btrfs-progs-ng/lib/btrfs/btrfstree" @@ -39,6 +41,7 @@ func (fs *FS) populateTreeUUIDs(ctx context.Context) { fs.TreeWalk(ctx, btrfsprim.ROOT_TREE_OBJECTID, func(err *btrfstree.TreeError) { // do nothing + dlog.Errorf(ctx, "dbg err: %v", err) }, btrfstree.TreeWalkHandler{ Item: func(_ btrfstree.TreePath, item btrfstree.Item) error { @@ -56,6 +59,8 @@ func (fs *FS) populateTreeUUIDs(ctx context.Context) { } } +var noParents = make(map[btrfsprim.ObjID]struct{}) + func (fs *FS) ReadNode(path btrfstree.TreePath) (*diskio.Ref[btrfsvol.LogicalAddr, btrfstree.Node], error) { sb, err := fs.Superblock() if err != nil { @@ -72,10 +77,16 @@ func (fs *FS) ReadNode(path btrfstree.TreePath) (*diskio.Ref[btrfsvol.LogicalAdd objID := potentialOwners[len(potentialOwners)-1] parentUUID := fs.cacheTreeParent[objID] if parentUUID == (btrfsprim.UUID{}) { + if _, already := noParents[objID]; !already { + dlog.Infof(ctx, "dbg: objID=%v has no parent", objID) + noParents[objID] = struct{}{} + } break } + dlog.Infof(ctx, "dbg: parent of objID=%v is %v", objID, parentUUID) parentObjID, ok := fs.cacheUUID2ObjID[parentUUID] if !ok { + dlog.Errorf(ctx, "dbg: could not resolve parentUUID=%v to an ObjID", parentUUID) break } potentialOwners = append(potentialOwners, parentObjID) |