diff --git a/test/functional/example_test.py b/test/functional/example_test.py
index 34e499932..c997e47c5 100755
--- a/test/functional/example_test.py
+++ b/test/functional/example_test.py
@@ -18,7 +18,7 @@ from test_framework.blocktools import (create_block, create_coinbase)
 from test_framework.messages import CInv, MSG_BLOCK
 from test_framework.mininode import (
     P2PInterface,
-    mininode_lock,
+    p2p_lock,
     msg_block,
     msg_getdata,
 )
@@ -203,13 +203,13 @@ class ExampleTest(BitcoinTestFramework):
 
         # wait_until() will loop until a predicate condition is met. Use it to test properties of the
         # P2PInterface objects.
-        wait_until(lambda: sorted(blocks) == sorted(list(self.nodes[2].p2p.block_receive_map.keys())), timeout=5, lock=mininode_lock)
+        wait_until(lambda: sorted(blocks) == sorted(list(self.nodes[2].p2p.block_receive_map.keys())), timeout=5, lock=p2p_lock)
 
         self.log.info("Check that each block was received only once")
         # The network thread uses a global lock on data access to the P2PConnection objects when sending and receiving
         # messages. The test thread should acquire the global lock before accessing any P2PConnection data to avoid locking
         # and synchronization issues. Note wait_until() acquires this global lock when testing the predicate.
-        with mininode_lock:
+        with p2p_lock:
             for block in self.nodes[2].p2p.block_receive_map.values():
                 assert_equal(block, 1)
 
diff --git a/test/functional/feature_versionbits_warning.py b/test/functional/feature_versionbits_warning.py
index 071392514..b99a6220f 100755
--- a/test/functional/feature_versionbits_warning.py
+++ b/test/functional/feature_versionbits_warning.py
@@ -12,7 +12,7 @@ import re
 
 from test_framework.blocktools import create_block, create_coinbase
 from test_framework.messages import msg_block
-from test_framework.mininode import P2PInterface, mininode_lock
+from test_framework.mininode import P2PInterface, p2p_lock
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import wait_until
 
@@ -91,7 +91,7 @@ class VersionBitsWarningTest(BitcoinTestFramework):
 
         # Generating one block guarantees that we'll get out of IBD
         node.generatetoaddress(1, node_deterministic_address)
-        wait_until(lambda: not node.getblockchaininfo()['initialblockdownload'], timeout=10, lock=mininode_lock)
+        wait_until(lambda: not node.getblockchaininfo()['initialblockdownload'], timeout=10, lock=p2p_lock)
         # Generating one more block will be enough to generate an error.
         node.generatetoaddress(1, node_deterministic_address)
         # Check that get*info() shows the versionbits unknown rules warning
diff --git a/test/functional/p2p_compactblocks.py b/test/functional/p2p_compactblocks.py
index 225d393e1..9a8563251 100755
--- a/test/functional/p2p_compactblocks.py
+++ b/test/functional/p2p_compactblocks.py
@@ -11,7 +11,7 @@ import random
 
 from test_framework.blocktools import create_block, create_coinbase, add_witness_commitment
 from test_framework.messages import BlockTransactions, BlockTransactionsRequest, calculate_shortid, CBlock, CBlockHeader, CInv, COutPoint, CTransaction, CTxIn, CTxInWitness, CTxOut, FromHex, HeaderAndShortIDs, msg_no_witness_block, msg_no_witness_blocktxn, msg_cmpctblock, msg_getblocktxn, msg_getdata, msg_getheaders, msg_headers, msg_inv, msg_sendcmpct, msg_sendheaders, msg_tx, msg_block, msg_blocktxn, MSG_BLOCK, MSG_CMPCT_BLOCK, MSG_WITNESS_FLAG, NODE_NETWORK, P2PHeaderAndShortIDs, PrefilledTransaction, ser_uint256, ToHex
-from test_framework.mininode import mininode_lock, P2PInterface
+from test_framework.mininode import p2p_lock, P2PInterface
 from test_framework.script import CScript, OP_TRUE, OP_DROP
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import assert_equal, wait_until, softfork_active
@@ -48,12 +48,12 @@ class TestP2PConn(P2PInterface):
                 self.block_announced = True
                 self.announced_blockhashes.add(x.hash)
 
-    # Requires caller to hold mininode_lock
+    # Requires caller to hold p2p_lock
     def received_block_announcement(self):
         return self.block_announced
 
     def clear_block_announcement(self):
-        with mininode_lock:
+        with p2p_lock:
             self.block_announced = False
             self.last_message.pop("inv", None)
             self.last_message.pop("headers", None)
@@ -73,7 +73,7 @@ class TestP2PConn(P2PInterface):
     def request_headers_and_sync(self, locator, hashstop=0):
         self.clear_block_announcement()
         self.get_headers(locator, hashstop)
-        wait_until(self.received_block_announcement, timeout=30, lock=mininode_lock)
+        wait_until(self.received_block_announcement, timeout=30, lock=p2p_lock)
         self.clear_block_announcement()
 
     # Block until a block announcement for a particular block hash is
@@ -81,7 +81,7 @@ class TestP2PConn(P2PInterface):
     def wait_for_block_announcement(self, block_hash, timeout=30):
         def received_hash():
             return (block_hash in self.announced_blockhashes)
-        wait_until(received_hash, timeout=timeout, lock=mininode_lock)
+        wait_until(received_hash, timeout=timeout, lock=p2p_lock)
 
     def send_await_disconnect(self, message, timeout=30):
         """Sends a message to the node and wait for disconnect.
@@ -89,7 +89,7 @@ class TestP2PConn(P2PInterface):
         This is used when we want to send a message into the node that we expect
         will get us disconnected, eg an invalid block."""
         self.send_message(message)
-        wait_until(lambda: not self.is_connected, timeout=timeout, lock=mininode_lock)
+        wait_until(lambda: not self.is_connected, timeout=timeout, lock=p2p_lock)
 
 class CompactBlocksTest(BitcoinTestFramework):
     def set_test_params(self):
@@ -154,8 +154,8 @@ class CompactBlocksTest(BitcoinTestFramework):
         # Make sure we get a SENDCMPCT message from our peer
         def received_sendcmpct():
             return (len(test_node.last_sendcmpct) > 0)
-        wait_until(received_sendcmpct, timeout=30, lock=mininode_lock)
-        with mininode_lock:
+        wait_until(received_sendcmpct, timeout=30, lock=p2p_lock)
+        with p2p_lock:
             # Check that the first version received is the preferred one
             assert_equal(test_node.last_sendcmpct[0].version, preferred_version)
             # And that we receive versions down to 1.
@@ -170,7 +170,7 @@ class CompactBlocksTest(BitcoinTestFramework):
             peer.wait_for_block_announcement(block_hash, timeout=30)
             assert peer.block_announced
 
-            with mininode_lock:
+            with p2p_lock:
                 assert predicate(peer), (
                     "block_hash={!r}, cmpctblock={!r}, inv={!r}".format(
                         block_hash, peer.last_message.get("cmpctblock", None), peer.last_message.get("inv", None)))
@@ -294,11 +294,11 @@ class CompactBlocksTest(BitcoinTestFramework):
         block.rehash()
 
         # Wait until the block was announced (via compact blocks)
-        wait_until(lambda: "cmpctblock" in test_node.last_message, timeout=30, lock=mininode_lock)
+        wait_until(lambda: "cmpctblock" in test_node.last_message, timeout=30, lock=p2p_lock)
 
         # Now fetch and check the compact block
         header_and_shortids = None
-        with mininode_lock:
+        with p2p_lock:
             # Convert the on-the-wire representation to absolute indexes
             header_and_shortids = HeaderAndShortIDs(test_node.last_message["cmpctblock"].header_and_shortids)
         self.check_compactblock_construction_from_block(version, header_and_shortids, block_hash, block)
@@ -308,11 +308,11 @@ class CompactBlocksTest(BitcoinTestFramework):
         inv = CInv(MSG_CMPCT_BLOCK, block_hash)
         test_node.send_message(msg_getdata([inv]))
 
-        wait_until(lambda: "cmpctblock" in test_node.last_message, timeout=30, lock=mininode_lock)
+        wait_until(lambda: "cmpctblock" in test_node.last_message, timeout=30, lock=p2p_lock)
 
         # Now fetch and check the compact block
         header_and_shortids = None
-        with mininode_lock:
+        with p2p_lock:
             # Convert the on-the-wire representation to absolute indexes
             header_and_shortids = HeaderAndShortIDs(test_node.last_message["cmpctblock"].header_and_shortids)
         self.check_compactblock_construction_from_block(version, header_and_shortids, block_hash, block)
@@ -378,7 +378,7 @@ class CompactBlocksTest(BitcoinTestFramework):
 
             if announce == "inv":
                 test_node.send_message(msg_inv([CInv(MSG_BLOCK, block.sha256)]))
-                wait_until(lambda: "getheaders" in test_node.last_message, timeout=30, lock=mininode_lock)
+                wait_until(lambda: "getheaders" in test_node.last_message, timeout=30, lock=p2p_lock)
                 test_node.send_header_for_blocks([block])
             else:
                 test_node.send_header_for_blocks([block])
@@ -397,7 +397,7 @@ class CompactBlocksTest(BitcoinTestFramework):
             test_node.send_and_ping(msg_cmpctblock(comp_block.to_p2p()))
             assert_equal(int(node.getbestblockhash(), 16), block.hashPrevBlock)
             # Expect a getblocktxn message.
-            with mininode_lock:
+            with p2p_lock:
                 assert "getblocktxn" in test_node.last_message
                 absolute_indexes = test_node.last_message["getblocktxn"].block_txn_request.to_absolute()
             assert_equal(absolute_indexes, [0])  # should be a coinbase request
@@ -439,7 +439,7 @@ class CompactBlocksTest(BitcoinTestFramework):
         def test_getblocktxn_response(compact_block, peer, expected_result):
             msg = msg_cmpctblock(compact_block.to_p2p())
             peer.send_and_ping(msg)
-            with mininode_lock:
+            with p2p_lock:
                 assert "getblocktxn" in peer.last_message
                 absolute_indexes = peer.last_message["getblocktxn"].block_txn_request.to_absolute()
             assert_equal(absolute_indexes, expected_result)
@@ -504,13 +504,13 @@ class CompactBlocksTest(BitcoinTestFramework):
             assert tx.hash in mempool
 
         # Clear out last request.
-        with mininode_lock:
+        with p2p_lock:
             test_node.last_message.pop("getblocktxn", None)
 
         # Send compact block
         comp_block.initialize_from_block(block, prefill_list=[0], use_witness=with_witness)
         test_tip_after_message(node, test_node, msg_cmpctblock(comp_block.to_p2p()), block.sha256)
-        with mininode_lock:
+        with p2p_lock:
             # Shouldn't have gotten a request for any transaction
             assert "getblocktxn" not in test_node.last_message
 
@@ -537,7 +537,7 @@ class CompactBlocksTest(BitcoinTestFramework):
         comp_block.initialize_from_block(block, prefill_list=[0], use_witness=(version == 2))
         test_node.send_and_ping(msg_cmpctblock(comp_block.to_p2p()))
         absolute_indexes = []
-        with mininode_lock:
+        with p2p_lock:
             assert "getblocktxn" in test_node.last_message
             absolute_indexes = test_node.last_message["getblocktxn"].block_txn_request.to_absolute()
         assert_equal(absolute_indexes, [6, 7, 8, 9, 10])
@@ -588,10 +588,10 @@ class CompactBlocksTest(BitcoinTestFramework):
             num_to_request = random.randint(1, len(block.vtx))
             msg.block_txn_request.from_absolute(sorted(random.sample(range(len(block.vtx)), num_to_request)))
             test_node.send_message(msg)
-            wait_until(lambda: "blocktxn" in test_node.last_message, timeout=10, lock=mininode_lock)
+            wait_until(lambda: "blocktxn" in test_node.last_message, timeout=10, lock=p2p_lock)
 
             [tx.calc_sha256() for tx in block.vtx]
-            with mininode_lock:
+            with p2p_lock:
                 assert_equal(test_node.last_message["blocktxn"].block_transactions.blockhash, int(block_hash, 16))
                 all_indices = msg.block_txn_request.to_absolute()
                 for index in all_indices:
@@ -611,11 +611,11 @@ class CompactBlocksTest(BitcoinTestFramework):
         # allowed depth for a blocktxn response.
         block_hash = node.getblockhash(current_height)
         msg.block_txn_request = BlockTransactionsRequest(int(block_hash, 16), [0])
-        with mininode_lock:
+        with p2p_lock:
             test_node.last_message.pop("block", None)
             test_node.last_message.pop("blocktxn", None)
         test_node.send_and_ping(msg)
-        with mininode_lock:
+        with p2p_lock:
             test_node.last_message["block"].block.calc_sha256()
             assert_equal(test_node.last_message["block"].block.sha256, int(block_hash, 16))
             assert "blocktxn" not in test_node.last_message
@@ -628,21 +628,21 @@ class CompactBlocksTest(BitcoinTestFramework):
         for _ in range(MAX_CMPCTBLOCK_DEPTH + 1):
             test_node.clear_block_announcement()
             new_blocks.append(node.generate(1)[0])
-            wait_until(test_node.received_block_announcement, timeout=30, lock=mininode_lock)
+            wait_until(test_node.received_block_announcement, timeout=30, lock=p2p_lock)
 
         test_node.clear_block_announcement()
         test_node.send_message(msg_getdata([CInv(MSG_CMPCT_BLOCK, int(new_blocks[0], 16))]))
-        wait_until(lambda: "cmpctblock" in test_node.last_message, timeout=30, lock=mininode_lock)
+        wait_until(lambda: "cmpctblock" in test_node.last_message, timeout=30, lock=p2p_lock)
 
         test_node.clear_block_announcement()
         node.generate(1)
-        wait_until(test_node.received_block_announcement, timeout=30, lock=mininode_lock)
+        wait_until(test_node.received_block_announcement, timeout=30, lock=p2p_lock)
         test_node.clear_block_announcement()
-        with mininode_lock:
+        with p2p_lock:
             test_node.last_message.pop("block", None)
         test_node.send_message(msg_getdata([CInv(MSG_CMPCT_BLOCK, int(new_blocks[0], 16))]))
-        wait_until(lambda: "block" in test_node.last_message, timeout=30, lock=mininode_lock)
-        with mininode_lock:
+        wait_until(lambda: "block" in test_node.last_message, timeout=30, lock=p2p_lock)
+        with p2p_lock:
             test_node.last_message["block"].block.calc_sha256()
             assert_equal(test_node.last_message["block"].block.sha256, int(new_blocks[0], 16))
 
@@ -670,10 +670,10 @@ class CompactBlocksTest(BitcoinTestFramework):
         # (to avoid fingerprinting attacks).
         msg = msg_getblocktxn()
         msg.block_txn_request = BlockTransactionsRequest(block.sha256, [0])
-        with mininode_lock:
+        with p2p_lock:
             test_node.last_message.pop("blocktxn", None)
         test_node.send_and_ping(msg)
-        with mininode_lock:
+        with p2p_lock:
             assert "blocktxn" not in test_node.last_message
 
     def test_end_to_end_block_relay(self, listeners):
@@ -689,8 +689,8 @@ class CompactBlocksTest(BitcoinTestFramework):
         node.submitblock(ToHex(block))
 
         for l in listeners:
-            wait_until(lambda: "cmpctblock" in l.last_message, timeout=30, lock=mininode_lock)
-        with mininode_lock:
+            wait_until(lambda: "cmpctblock" in l.last_message, timeout=30, lock=p2p_lock)
+        with p2p_lock:
             for l in listeners:
                 l.last_message["cmpctblock"].header_and_shortids.header.calc_sha256()
                 assert_equal(l.last_message["cmpctblock"].header_and_shortids.header.sha256, block.sha256)
@@ -747,7 +747,7 @@ class CompactBlocksTest(BitcoinTestFramework):
             cmpct_block.initialize_from_block(block)
             msg = msg_cmpctblock(cmpct_block.to_p2p())
             peer.send_and_ping(msg)
-            with mininode_lock:
+            with p2p_lock:
                 assert "getblocktxn" in peer.last_message
             return block, cmpct_block
 
diff --git a/test/functional/p2p_feefilter.py b/test/functional/p2p_feefilter.py
index 3a9b8dfbd..97880b684 100755
--- a/test/functional/p2p_feefilter.py
+++ b/test/functional/p2p_feefilter.py
@@ -7,7 +7,7 @@
 from decimal import Decimal
 
 from test_framework.messages import MSG_TX, MSG_WTX, msg_feefilter
-from test_framework.mininode import mininode_lock, P2PInterface
+from test_framework.mininode import p2p_lock, P2PInterface
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import assert_equal
 
@@ -23,7 +23,7 @@ class FeefilterConn(P2PInterface):
         self.feefilter_received = True
 
     def assert_feefilter_received(self, recv: bool):
-        with mininode_lock:
+        with p2p_lock:
             assert_equal(self.feefilter_received, recv)
 
 
@@ -42,7 +42,7 @@ class TestP2PConn(P2PInterface):
         self.wait_until(lambda: invs_expected == sorted(self.txinvs), timeout=60)
 
     def clear_invs(self):
-        with mininode_lock:
+        with p2p_lock:
             self.txinvs = []
 
 
diff --git a/test/functional/p2p_filter.py b/test/functional/p2p_filter.py
index ce3856fc9..608f0186d 100755
--- a/test/functional/p2p_filter.py
+++ b/test/functional/p2p_filter.py
@@ -19,7 +19,7 @@ from test_framework.messages import (
     msg_mempool,
     msg_version,
 )
-from test_framework.mininode import P2PInterface, mininode_lock
+from test_framework.mininode import P2PInterface, p2p_lock
 from test_framework.script import MAX_SCRIPT_ELEMENT_SIZE
 from test_framework.test_framework import BitcoinTestFramework
 
@@ -60,22 +60,22 @@ class P2PBloomFilter(P2PInterface):
 
     @property
     def tx_received(self):
-        with mininode_lock:
+        with p2p_lock:
             return self._tx_received
 
     @tx_received.setter
     def tx_received(self, value):
-        with mininode_lock:
+        with p2p_lock:
             self._tx_received = value
 
     @property
     def merkleblock_received(self):
-        with mininode_lock:
+        with p2p_lock:
             return self._merkleblock_received
 
     @merkleblock_received.setter
     def merkleblock_received(self, value):
-        with mininode_lock:
+        with p2p_lock:
             self._merkleblock_received = value
 
 
diff --git a/test/functional/p2p_getaddr_caching.py b/test/functional/p2p_getaddr_caching.py
index c9278eab9..aeeff2e4d 100755
--- a/test/functional/p2p_getaddr_caching.py
+++ b/test/functional/p2p_getaddr_caching.py
@@ -14,7 +14,7 @@ from test_framework.messages import (
 )
 from test_framework.mininode import (
     P2PInterface,
-    mininode_lock
+    p2p_lock
 )
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
@@ -44,7 +44,7 @@ class AddrReceiver(P2PInterface):
         self.received_addrs = None
 
     def get_received_addrs(self):
-        with mininode_lock:
+        with p2p_lock:
             return self.received_addrs
 
     def on_addr(self, message):
diff --git a/test/functional/p2p_leak.py b/test/functional/p2p_leak.py
index 79bf7b2e7..0dbf6b395 100755
--- a/test/functional/p2p_leak.py
+++ b/test/functional/p2p_leak.py
@@ -17,7 +17,7 @@ from test_framework.messages import (
     msg_ping,
     msg_version,
 )
-from test_framework.mininode import mininode_lock, P2PInterface
+from test_framework.mininode import p2p_lock, P2PInterface
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
     assert_equal,
@@ -114,9 +114,9 @@ class P2PLeakTest(BitcoinTestFramework):
         # verack, since we never sent one
         no_verack_idle_peer.wait_for_verack()
 
-        wait_until(lambda: no_version_disconnect_peer.ever_connected, timeout=10, lock=mininode_lock)
-        wait_until(lambda: no_version_idle_peer.ever_connected, timeout=10, lock=mininode_lock)
-        wait_until(lambda: no_verack_idle_peer.version_received, timeout=10, lock=mininode_lock)
+        wait_until(lambda: no_version_disconnect_peer.ever_connected, timeout=10, lock=p2p_lock)
+        wait_until(lambda: no_version_idle_peer.ever_connected, timeout=10, lock=p2p_lock)
+        wait_until(lambda: no_verack_idle_peer.version_received, timeout=10, lock=p2p_lock)
 
         # Mine a block and make sure that it's not sent to the connected peers
         self.nodes[0].generate(nblocks=1)
diff --git a/test/functional/p2p_node_network_limited.py b/test/functional/p2p_node_network_limited.py
index a2f6ea538..5574cf643 100755
--- a/test/functional/p2p_node_network_limited.py
+++ b/test/functional/p2p_node_network_limited.py
@@ -9,7 +9,7 @@ and that it responds to getdata requests for blocks correctly:
     - send a block within 288 + 2 of the tip
     - disconnect peers who request blocks older than that."""
 from test_framework.messages import CInv, MSG_BLOCK, msg_getdata, msg_verack, NODE_NETWORK_LIMITED, NODE_WITNESS
-from test_framework.mininode import P2PInterface, mininode_lock
+from test_framework.mininode import P2PInterface, p2p_lock
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
     assert_equal,
@@ -28,7 +28,7 @@ class P2PIgnoreInv(P2PInterface):
         self.firstAddrnServices = message.addrs[0].nServices
     def wait_for_addr(self, timeout=5):
         test_function = lambda: self.last_message.get("addr")
-        wait_until(test_function, timeout=timeout, lock=mininode_lock)
+        wait_until(test_function, timeout=timeout, lock=p2p_lock)
     def send_getdata_for_block(self, blockhash):
         getdata_request = msg_getdata()
         getdata_request.inv.append(CInv(MSG_BLOCK, int(blockhash, 16)))
diff --git a/test/functional/p2p_segwit.py b/test/functional/p2p_segwit.py
index 564e49f3d..ffb4e6d94 100755
--- a/test/functional/p2p_segwit.py
+++ b/test/functional/p2p_segwit.py
@@ -44,7 +44,7 @@ from test_framework.messages import (
 )
 from test_framework.mininode import (
     P2PInterface,
-    mininode_lock,
+    p2p_lock,
 )
 from test_framework.script import (
     CScript,
@@ -177,7 +177,7 @@ class TestP2PConn(P2PInterface):
         if success:
             # sanity check
             assert (self.wtxidrelay and use_wtxid) or (not self.wtxidrelay and not use_wtxid)
-        with mininode_lock:
+        with p2p_lock:
             self.last_message.pop("getdata", None)
         if use_wtxid:
             wtxid = tx.calc_sha256(True)
@@ -195,7 +195,7 @@ class TestP2PConn(P2PInterface):
             assert not self.last_message.get("getdata")
 
     def announce_block_and_wait_for_getdata(self, block, use_header, timeout=60):
-        with mininode_lock:
+        with p2p_lock:
             self.last_message.pop("getdata", None)
             self.last_message.pop("getheaders", None)
         msg = msg_headers()
@@ -209,7 +209,7 @@ class TestP2PConn(P2PInterface):
         self.wait_for_getdata([block.sha256])
 
     def request_block(self, blockhash, inv_type, timeout=60):
-        with mininode_lock:
+        with p2p_lock:
             self.last_message.pop("block", None)
         self.send_message(msg_getdata(inv=[CInv(inv_type, blockhash)]))
         self.wait_for_block(blockhash, timeout)
@@ -2114,7 +2114,7 @@ class SegWitTest(BitcoinTestFramework):
         # Check wtxidrelay feature negotiation message through connecting a new peer
         def received_wtxidrelay():
             return (len(self.wtx_node.last_wtxidrelay) > 0)
-        wait_until(received_wtxidrelay, timeout=60, lock=mininode_lock)
+        wait_until(received_wtxidrelay, timeout=60, lock=p2p_lock)
 
         # Create a Segwit output from the latest UTXO
         # and announce it to the network
@@ -2138,25 +2138,25 @@ class SegWitTest(BitcoinTestFramework):
         # Announce Segwit transaction with wtxid
         # and wait for getdata
         self.wtx_node.announce_tx_and_wait_for_getdata(tx2, use_wtxid=True)
-        with mininode_lock:
+        with p2p_lock:
             lgd = self.wtx_node.lastgetdata[:]
         assert_equal(lgd, [CInv(MSG_WTX, tx2.calc_sha256(True))])
 
         # Announce Segwit transaction from non wtxidrelay peer
         # and wait for getdata
         self.tx_node.announce_tx_and_wait_for_getdata(tx2, use_wtxid=False)
-        with mininode_lock:
+        with p2p_lock:
             lgd = self.tx_node.lastgetdata[:]
         assert_equal(lgd, [CInv(MSG_TX|MSG_WITNESS_FLAG, tx2.sha256)])
 
         # Send tx2 through; it's an orphan so won't be accepted
-        with mininode_lock:
+        with p2p_lock:
             self.wtx_node.last_message.pop("getdata", None)
         test_transaction_acceptance(self.nodes[0], self.wtx_node, tx2, with_witness=True, accepted=False)
 
         # Expect a request for parent (tx) by txid despite use of WTX peer
         self.wtx_node.wait_for_getdata([tx.sha256], 60)
-        with mininode_lock:
+        with p2p_lock:
             lgd = self.wtx_node.lastgetdata[:]
         assert_equal(lgd, [CInv(MSG_TX|MSG_WITNESS_FLAG, tx.sha256)])
 
diff --git a/test/functional/p2p_sendheaders.py b/test/functional/p2p_sendheaders.py
index 126a46bd5..cef57de2b 100755
--- a/test/functional/p2p_sendheaders.py
+++ b/test/functional/p2p_sendheaders.py
@@ -91,7 +91,7 @@ from test_framework.mininode import (
     CBlockHeader,
     NODE_WITNESS,
     P2PInterface,
-    mininode_lock,
+    p2p_lock,
     MSG_BLOCK,
     msg_block,
     msg_getblocks,
@@ -147,7 +147,7 @@ class BaseNode(P2PInterface):
 
     def wait_for_block_announcement(self, block_hash, timeout=60):
         test_function = lambda: self.last_blockhash_announced == block_hash
-        wait_until(test_function, timeout=timeout, lock=mininode_lock)
+        wait_until(test_function, timeout=timeout, lock=p2p_lock)
 
     def on_inv(self, message):
         self.block_announced = True
@@ -163,7 +163,7 @@ class BaseNode(P2PInterface):
             self.last_blockhash_announced = message.headers[-1].sha256
 
     def clear_block_announcements(self):
-        with mininode_lock:
+        with p2p_lock:
             self.block_announced = False
             self.last_message.pop("inv", None)
             self.last_message.pop("headers", None)
@@ -174,8 +174,8 @@ class BaseNode(P2PInterface):
         """Test whether the last headers announcements received are right.
            Headers may be announced across more than one message."""
         test_function = lambda: (len(self.recent_headers_announced) >= len(headers))
-        wait_until(test_function, timeout=60, lock=mininode_lock)
-        with mininode_lock:
+        wait_until(test_function, timeout=60, lock=p2p_lock)
+        with p2p_lock:
             assert_equal(self.recent_headers_announced, headers)
             self.block_announced = False
             self.last_message.pop("headers", None)
@@ -186,9 +186,9 @@ class BaseNode(P2PInterface):
         inv should be a list of block hashes."""
 
         test_function = lambda: self.block_announced
-        wait_until(test_function, timeout=60, lock=mininode_lock)
+        wait_until(test_function, timeout=60, lock=p2p_lock)
 
-        with mininode_lock:
+        with p2p_lock:
             compare_inv = []
             if "inv" in self.last_message:
                 compare_inv = [x.hash for x in self.last_message["inv"].inv]
@@ -298,7 +298,7 @@ class SendHeadersTest(BitcoinTestFramework):
                 test_node.send_header_for_blocks([new_block])
                 test_node.wait_for_getdata([new_block.sha256])
                 test_node.send_and_ping(msg_block(new_block))  # make sure this block is processed
-                wait_until(lambda: inv_node.block_announced, timeout=60, lock=mininode_lock)
+                wait_until(lambda: inv_node.block_announced, timeout=60, lock=p2p_lock)
                 inv_node.clear_block_announcements()
                 test_node.clear_block_announcements()
 
@@ -456,7 +456,7 @@ class SendHeadersTest(BitcoinTestFramework):
         test_node.send_header_for_blocks(blocks)
         test_node.sync_with_ping()
         # should not have received any getdata messages
-        with mininode_lock:
+        with p2p_lock:
             assert "getdata" not in test_node.last_message
 
         # This time, direct fetch should work
@@ -494,7 +494,7 @@ class SendHeadersTest(BitcoinTestFramework):
         test_node.last_message.pop("getdata", None)
         test_node.send_header_for_blocks(blocks[0:1])
         test_node.sync_with_ping()
-        with mininode_lock:
+        with p2p_lock:
             assert "getdata" not in test_node.last_message
 
         # Announcing one more block on fork should trigger direct fetch for
@@ -513,7 +513,7 @@ class SendHeadersTest(BitcoinTestFramework):
         test_node.last_message.pop("getdata", None)
         test_node.send_header_for_blocks(blocks[18:19])
         test_node.sync_with_ping()
-        with mininode_lock:
+        with p2p_lock:
             assert "getdata" not in test_node.last_message
 
         self.log.info("Part 4: success!")
@@ -536,7 +536,7 @@ class SendHeadersTest(BitcoinTestFramework):
                 block_time += 1
                 height += 1
             # Send the header of the second block -> this won't connect.
-            with mininode_lock:
+            with p2p_lock:
                 test_node.last_message.pop("getheaders", None)
             test_node.send_header_for_blocks([blocks[1]])
             test_node.wait_for_getheaders()
@@ -559,7 +559,7 @@ class SendHeadersTest(BitcoinTestFramework):
 
         for i in range(1, MAX_UNCONNECTING_HEADERS):
             # Send a header that doesn't connect, check that we get a getheaders.
-            with mininode_lock:
+            with p2p_lock:
                 test_node.last_message.pop("getheaders", None)
             test_node.send_header_for_blocks([blocks[i]])
             test_node.wait_for_getheaders()
@@ -574,7 +574,7 @@ class SendHeadersTest(BitcoinTestFramework):
         # before we get disconnected.  Should be 5*MAX_UNCONNECTING_HEADERS
         for i in range(5 * MAX_UNCONNECTING_HEADERS - 1):
             # Send a header that doesn't connect, check that we get a getheaders.
-            with mininode_lock:
+            with p2p_lock:
                 test_node.last_message.pop("getheaders", None)
             test_node.send_header_for_blocks([blocks[i % len(blocks)]])
             test_node.wait_for_getheaders()
diff --git a/test/functional/p2p_tx_download.py b/test/functional/p2p_tx_download.py
index 3ea1c6e5e..06dab6072 100755
--- a/test/functional/p2p_tx_download.py
+++ b/test/functional/p2p_tx_download.py
@@ -18,7 +18,7 @@ from test_framework.messages import (
 )
 from test_framework.mininode import (
     P2PInterface,
-    mininode_lock,
+    p2p_lock,
 )
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
@@ -73,7 +73,7 @@ class TxDownloadTest(BitcoinTestFramework):
 
         def getdata_found(peer_index):
             p = self.nodes[0].p2ps[peer_index]
-            with mininode_lock:
+            with p2p_lock:
                 return p.last_message.get("getdata") and p.last_message["getdata"].inv[-1].hash == txid
 
         node_0_mocktime = int(time.time())
@@ -134,18 +134,18 @@ class TxDownloadTest(BitcoinTestFramework):
 
         p = self.nodes[0].p2ps[0]
 
-        with mininode_lock:
+        with p2p_lock:
             p.tx_getdata_count = 0
 
         p.send_message(msg_inv([CInv(t=MSG_WTX, h=i) for i in txids]))
-        wait_until(lambda: p.tx_getdata_count >= MAX_GETDATA_IN_FLIGHT, lock=mininode_lock)
-        with mininode_lock:
+        wait_until(lambda: p.tx_getdata_count >= MAX_GETDATA_IN_FLIGHT, lock=p2p_lock)
+        with p2p_lock:
             assert_equal(p.tx_getdata_count, MAX_GETDATA_IN_FLIGHT)
 
         self.log.info("Now check that if we send a NOTFOUND for a transaction, we'll get one more request")
         p.send_message(msg_notfound(vec=[CInv(t=MSG_WTX, h=txids[0])]))
-        wait_until(lambda: p.tx_getdata_count >= MAX_GETDATA_IN_FLIGHT + 1, timeout=10, lock=mininode_lock)
-        with mininode_lock:
+        wait_until(lambda: p.tx_getdata_count >= MAX_GETDATA_IN_FLIGHT + 1, timeout=10, lock=p2p_lock)
+        with p2p_lock:
             assert_equal(p.tx_getdata_count, MAX_GETDATA_IN_FLIGHT + 1)
 
         WAIT_TIME = TX_EXPIRY_INTERVAL // 2 + TX_EXPIRY_INTERVAL
diff --git a/test/functional/p2p_unrequested_blocks.py b/test/functional/p2p_unrequested_blocks.py
index 71b0b0f63..6888e9032 100755
--- a/test/functional/p2p_unrequested_blocks.py
+++ b/test/functional/p2p_unrequested_blocks.py
@@ -55,7 +55,7 @@ import time
 
 from test_framework.blocktools import create_block, create_coinbase, create_tx_with_script
 from test_framework.messages import CBlockHeader, CInv, MSG_BLOCK, msg_block, msg_headers, msg_inv
-from test_framework.mininode import mininode_lock, P2PInterface
+from test_framework.mininode import p2p_lock, P2PInterface
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
     assert_equal,
@@ -199,13 +199,13 @@ class AcceptBlockTest(BitcoinTestFramework):
         # 6. Try to get node to request the missing block.
         # Poke the node with an inv for block at height 3 and see if that
         # triggers a getdata on block 2 (it should if block 2 is missing).
-        with mininode_lock:
+        with p2p_lock:
             # Clear state so we can check the getdata request
             test_node.last_message.pop("getdata", None)
             test_node.send_message(msg_inv([CInv(MSG_BLOCK, block_h3.sha256)]))
 
         test_node.sync_with_ping()
-        with mininode_lock:
+        with p2p_lock:
             getdata = test_node.last_message["getdata"]
 
         # Check that the getdata includes the right block
diff --git a/test/functional/test_framework/mininode.py b/test/functional/test_framework/mininode.py
index eaf637fbb..5a5a94f0d 100755
--- a/test/functional/test_framework/mininode.py
+++ b/test/functional/test_framework/mininode.py
@@ -320,7 +320,7 @@ class P2PInterface(P2PConnection):
 
         We keep a count of how many of each message type has been received
         and the most recent message of each type."""
-        with mininode_lock:
+        with p2p_lock:
             try:
                 msgtype = message.msgtype.decode('ascii')
                 self.message_count[msgtype] += 1
@@ -394,7 +394,7 @@ class P2PInterface(P2PConnection):
                 assert self.is_connected
             return test_function_in()
 
-        wait_until(test_function, timeout=timeout, lock=mininode_lock, timeout_factor=self.timeout_factor)
+        wait_until(test_function, timeout=timeout, lock=p2p_lock, timeout_factor=self.timeout_factor)
 
     def wait_for_disconnect(self, timeout=60):
         test_function = lambda: not self.is_connected
@@ -498,7 +498,7 @@ class P2PInterface(P2PConnection):
 # P2PConnection acquires this lock whenever delivering a message to a P2PInterface.
 # This lock should be acquired in the thread running the test logic to synchronize
 # access to any data shared with the P2PInterface or P2PConnection.
-mininode_lock = threading.Lock()
+p2p_lock = threading.Lock()
 
 
 class NetworkThread(threading.Thread):
@@ -592,7 +592,7 @@ class P2PDataStore(P2PInterface):
          - if success is False: assert that the node's tip doesn't advance
          - if reject_reason is set: assert that the correct reject message is logged"""
 
-        with mininode_lock:
+        with p2p_lock:
             for block in blocks:
                 self.block_store[block.sha256] = block
                 self.last_block_hash = block.sha256
@@ -629,7 +629,7 @@ class P2PDataStore(P2PInterface):
          - if expect_disconnect is True: Skip the sync with ping
          - if reject_reason is set: assert that the correct reject message is logged."""
 
-        with mininode_lock:
+        with p2p_lock:
             for tx in txs:
                 self.tx_store[tx.sha256] = tx
 
@@ -668,7 +668,7 @@ class P2PTxInvStore(P2PInterface):
                 self.tx_invs_received[i.hash] += 1
 
     def get_invs(self):
-        with mininode_lock:
+        with p2p_lock:
             return list(self.tx_invs_received.keys())
 
     def wait_for_broadcast(self, txns, timeout=60):
diff --git a/test/functional/wallet_resendwallettransactions.py b/test/functional/wallet_resendwallettransactions.py
index 3417616d7..36c4748a0 100755
--- a/test/functional/wallet_resendwallettransactions.py
+++ b/test/functional/wallet_resendwallettransactions.py
@@ -7,7 +7,7 @@ import time
 
 from test_framework.blocktools import create_block, create_coinbase
 from test_framework.messages import ToHex
-from test_framework.mininode import P2PTxInvStore, mininode_lock
+from test_framework.mininode import P2PTxInvStore, p2p_lock
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import assert_equal, wait_until
 
@@ -33,7 +33,7 @@ class ResendWalletTransactionsTest(BitcoinTestFramework):
         time.sleep(1.1)
 
         # Can take a few seconds due to transaction trickling
-        wait_until(lambda: node.p2p.tx_invs_received[txid] >= 1, lock=mininode_lock)
+        wait_until(lambda: node.p2p.tx_invs_received[txid] >= 1, lock=p2p_lock)
 
         # Add a second peer since txs aren't rebroadcast to the same peer (see filterInventoryKnown)
         node.add_p2p_connection(P2PTxInvStore())
@@ -64,7 +64,7 @@ class ResendWalletTransactionsTest(BitcoinTestFramework):
         # Transaction should be rebroadcast approximately 24 hours in the future,
         # but can range from 12-36. So bump 36 hours to be sure.
         node.setmocktime(now + 36 * 60 * 60)
-        wait_until(lambda: node.p2ps[1].tx_invs_received[txid] >= 1, lock=mininode_lock)
+        wait_until(lambda: node.p2ps[1].tx_invs_received[txid] >= 1, lock=p2p_lock)
 
 
 if __name__ == '__main__':