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Diffstat (limited to 'lib/btrfs/btrfsitem/item_freespacebitmap.go')
-rw-r--r--lib/btrfs/btrfsitem/item_freespacebitmap.go2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/btrfs/btrfsitem/item_freespacebitmap.go b/lib/btrfs/btrfsitem/item_freespacebitmap.go
index 7842785..ad46204 100644
--- a/lib/btrfs/btrfsitem/item_freespacebitmap.go
+++ b/lib/btrfs/btrfsitem/item_freespacebitmap.go
@@ -4,6 +4,8 @@
package btrfsitem
+// key.objectid = object ID of the FreeSpaceInfo (logical_addr)
+// key.offset = offset of the FreeSpaceInfo (size)
type FreeSpaceBitmap []byte // FREE_SPACE_BITMAP=200
func (o *FreeSpaceBitmap) UnmarshalBinary(dat []byte) (int, error) {