From ba592028e5863956a321c26651c57f3e3cbd772e Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Tue, 30 Nov 2021 15:19:59 +1100
Subject: [PATCH] Filter update requests on piece priority change by peer
 choking and allowed fast

---
 torrent.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/torrent.go b/torrent.go
index dfc56a32..7ccf13f6 100644
--- a/torrent.go
+++ b/torrent.go
@@ -1091,6 +1091,9 @@ func (t *Torrent) piecePriorityChanged(piece pieceIndex, reason string) {
 			if !c.peerHasPiece(piece) {
 				return
 			}
+			if c.peerChoking && !c.peerAllowedFast.Contains(uint32(piece)) {
+				return
+			}
 			c.updateRequests(reason)
 		})
 	}
-- 
2.48.1