From 08991531701b997bf3823354882acd785b24b7bc Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Thu, 3 Feb 2022 01:28:14 +0100
Subject: Kernel: Protect PTYMultiplexer freelist with spinlock instead of
 mutex

---
 Kernel/TTY/PTYMultiplexer.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'Kernel/TTY/PTYMultiplexer.h')

diff --git a/Kernel/TTY/PTYMultiplexer.h b/Kernel/TTY/PTYMultiplexer.h
index caac7b0fdd..9c0a546cf2 100644
--- a/Kernel/TTY/PTYMultiplexer.h
+++ b/Kernel/TTY/PTYMultiplexer.h
@@ -8,7 +8,6 @@
 
 #include <AK/Badge.h>
 #include <Kernel/Devices/CharacterDevice.h>
-#include <Kernel/Locking/Mutex.h>
 
 namespace Kernel {
 
@@ -36,7 +35,7 @@ private:
     virtual StringView class_name() const override { return "PTYMultiplexer"sv; }
 
     static constexpr size_t max_pty_pairs = 64;
-    MutexProtected<Vector<unsigned, max_pty_pairs>> m_freelist;
+    SpinlockProtected<Vector<unsigned, max_pty_pairs>> m_freelist;
 };
 
 }
-- 
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