From f7701686ccdb294e3a67f24a3b333342925e89bc Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Tue, 20 Dec 2022 21:17:21 -0700 Subject: rebuildnodes: rebuild_graph.go: Have Root items want their UUIDs --- lib/btrfs/btrfsitem/item_uuid.go | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'lib/btrfs') diff --git a/lib/btrfs/btrfsitem/item_uuid.go b/lib/btrfs/btrfsitem/item_uuid.go index 451ccae..e1a6cf9 100644 --- a/lib/btrfs/btrfsitem/item_uuid.go +++ b/lib/btrfs/btrfsitem/item_uuid.go @@ -24,6 +24,14 @@ type UUIDMap struct { // UUID_SUBVOL=251 UUID_RECEIVED_SUBVOL=252 func KeyToUUID(key btrfsprim.Key) btrfsprim.UUID { var uuid btrfsprim.UUID binary.LittleEndian.PutUint64(uuid[:8], uint64(key.ObjectID)) - binary.LittleEndian.PutUint64(uuid[8:], uint64(key.Offset)) + binary.LittleEndian.PutUint64(uuid[8:], key.Offset) return uuid } + +func UUIDToKey(uuid btrfsprim.UUID) btrfsprim.Key { + return btrfsprim.Key{ + ObjectID: btrfsprim.ObjID(binary.LittleEndian.Uint64(uuid[:8])), + ItemType: UUID_SUBVOL_KEY, + Offset: binary.LittleEndian.Uint64(uuid[8:]), + } +} -- cgit v1.2.3-2-g168b