wgengine: fix deadlock between engine and magicsock

2020-08-05 16:36:53 -07:00
parent 5db529a655
commit 2bd9ad4b40
2 changed files with 8 additions and 3 deletions
@@ -125,7 +125,7 @@ type Conn struct {
 	packetListener nettype.PacketListener

 	// ============================================================
-	mu     sync.Mutex // guards all following fields
+	mu     sync.Mutex // guards all following fields; see userspaceEngine lock ordering rules
 	muCond *sync.Cond

 	// canCreateEPUnlocked tracks at one place whether mu is