3 files changed, 24 insertions, 2 deletions
diff --git a/test/lint/lint-circular-dependencies.sh b/test/lint/lint-circular-dependencies.sh
index 509c9231d2..0b15f99448 100755
--- a/test/lint/lint-circular-dependencies.sh
+++ b/test/lint/lint-circular-dependencies.sh
@@ -21,6 +21,7 @@ EXPECTED_CIRCULAR_DEPENDENCIES=(
     "txmempool -> validation -> txmempool"
     "wallet/fees -> wallet/wallet -> wallet/fees"
     "wallet/wallet -> wallet/walletdb -> wallet/wallet"
+    "node/coinstats -> validation -> node/coinstats"
 )
 
 EXIT_CODE=0
diff --git a/test/lint/lint-includes.sh b/test/lint/lint-includes.sh
index fc0b86a297..bf7aeb5b4f 100755
--- a/test/lint/lint-includes.sh
+++ b/test/lint/lint-includes.sh
@@ -65,8 +65,6 @@ EXPECTED_BOOST_INCLUDES=(
     boost/signals2/optional_last_value.hpp
     boost/signals2/signal.hpp
     boost/test/unit_test.hpp
-    boost/thread/lock_types.hpp
-    boost/thread/shared_mutex.hpp
 )
 
 for BOOST_INCLUDE in $(git grep '^#include <boost/' -- "*.cpp" "*.h" | cut -f2 -d: | cut -f2 -d'<' | cut -f1 -d'>' | sort -u); do
diff --git a/test/lint/lint-python-dead-code.sh b/test/lint/lint-python-dead-code.sh
new file mode 100755
index 0000000000..c3b6ff3c98
--- /dev/null
+++ b/test/lint/lint-python-dead-code.sh
@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2021 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+#
+# Find dead Python code.
+
+export LC_ALL=C
+
+if ! command -v vulture > /dev/null; then
+    echo "Skipping Python dead code linting since vulture is not installed. Install by running \"pip3 install vulture\""
+    exit 0
+fi
+
+# --min-confidence 100 will only report code that is guaranteed to be unused within the analyzed files.
+# Any value below 100 introduces the risk of false positives, which would create an unacceptable maintenance burden.
+if ! vulture \
+    --min-confidence 100 \
+    $(git ls-files -- "*.py"); then
+    echo "Python dead code detection found some issues"
+    exit 1
+fi