From e12f91cfc71b5f12824c2b2257037eedc5ea16a3 Mon Sep 17 00:00:00 2001
From: Marten Seemann <martenseemann@gmail.com>
Date: Wed, 22 Jan 2025 20:35:29 -0800
Subject: [PATCH] clean up MTU probe packet sending logic (#4914)

As the comment said, using the pacing deadline was a hack. Instead, we
can just schedule sending, and loop around the run loop one more time.
---
 connection.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/connection.go b/connection.go
index c2f46711..879faec0 100644
--- a/connection.go
+++ b/connection.go
@@ -1890,8 +1890,8 @@ func (s *connection) sendPackets(now time.Time) error {
 		s.logShortHeaderPacket(p.DestConnID, p.Ack, p.Frames, p.StreamFrames, p.PacketNumber, p.PacketNumberLen, p.KeyPhase, ecn, buf.Len(), false)
 		s.registerPackedShortHeaderPacket(p, ecn, now)
 		s.sendQueue.Send(buf, 0, ecn)
-		// This is kind of a hack. We need to trigger sending again somehow.
-		s.pacingDeadline = deadlineSendImmediately
+		// There's (likely) more data to send. Loop around again.
+		s.scheduleSending()
 		return nil
 	}