From 53a2ce3b4dcbfd17ac15230da17130a2aeae42dc Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Mon, 17 Oct 2022 00:15:06 -0600
Subject: Add and improve comments

---
 lib/btrfs/btrfsitem/item_freespacebitmap.go | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/btrfs/btrfsitem/item_freespacebitmap.go')

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) {
-- 
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