From 90dc0e1702bbfe40a97a11b37fd688ac4a49b598 Mon Sep 17 00:00:00 2001 From: James Tucker Date: Mon, 29 Aug 2022 17:39:32 -0700 Subject: [PATCH] wgengine: remove unused singleflight group Signed-off-by: James Tucker --- wgengine/userspace.go | 5 ----- 1 file changed, 5 deletions(-) diff --git a/wgengine/userspace.go b/wgengine/userspace.go index 59dd3bbda..f573dfd88 100644 --- a/wgengine/userspace.go +++ b/wgengine/userspace.go @@ -44,7 +44,6 @@ import ( "tailscale.com/util/clientmetric" "tailscale.com/util/deephash" "tailscale.com/util/mak" - "tailscale.com/util/singleflight" "tailscale.com/version" "tailscale.com/wgengine/filter" "tailscale.com/wgengine/magicsock" @@ -146,10 +145,6 @@ type userspaceEngine struct { // value of the ICMP identifer and sequence number concatenated. icmpEchoResponseCallback map[uint32]func() - // this singleflight is used to deduplicate calls to getStatus when we - // don't care if the data is perfectly fresh - getStatusSf singleflight.Group[struct{}, *Status] - // Lock ordering: magicsock.Conn.mu, wgLock, then mu. }