From 8463b2bff37978124e5210a59590f1ac33e453c0 Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Sun, 26 Jun 2022 22:19:29 -0600
Subject: use devid instead of devuuid, add a Mapping struct

---
 pkg/btrfs/btrfsvol/addr.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'pkg/btrfs/btrfsvol/addr.go')

diff --git a/pkg/btrfs/btrfsvol/addr.go b/pkg/btrfs/btrfsvol/addr.go
index e8b578a..b426611 100644
--- a/pkg/btrfs/btrfsvol/addr.go
+++ b/pkg/btrfs/btrfsvol/addr.go
@@ -32,13 +32,15 @@ func (a LogicalAddr) Sub(b LogicalAddr) AddrDelta   { return AddrDelta(a - b) }
 func (a PhysicalAddr) Add(b AddrDelta) PhysicalAddr { return a + PhysicalAddr(b) }
 func (a LogicalAddr) Add(b AddrDelta) LogicalAddr   { return a + LogicalAddr(b) }
 
+type DeviceID uint64
+
 type QualifiedPhysicalAddr struct {
-	Dev  util.UUID
+	Dev  DeviceID
 	Addr PhysicalAddr
 }
 
 func (a QualifiedPhysicalAddr) Cmp(b QualifiedPhysicalAddr) int {
-	if d := a.Dev.Cmp(b.Dev); d != 0 {
+	if d := int(a.Dev - b.Dev); d != 0 {
 		return d
 	}
 	return int(a.Addr - b.Addr)
-- 
cgit v1.2.3-2-g168b