From 53069ae43ea997d51d2b985a26fffdb86a59b023 Mon Sep 17 00:00:00 2001
From: Aleksa Vuckovic <aleksa@vuckovic.cc>
Date: Wed, 22 Feb 2023 18:36:16 +0100
Subject: spinlocks in printf

---
 kernel/include/libk/stdio.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'kernel/include/libk/stdio.h')

diff --git a/kernel/include/libk/stdio.h b/kernel/include/libk/stdio.h
index 64d16f1..f7b204e 100644
--- a/kernel/include/libk/stdio.h
+++ b/kernel/include/libk/stdio.h
@@ -2,6 +2,7 @@
 #define STDIO_H
 
 #include <types.h>
+#include <atomic.h>
 
 void print_char(char c);
 void print_string(const char* s);
@@ -10,4 +11,6 @@ void print_hex(uint64_t num);
 void printf(const char *s, ...);
 void vprintf(const char *s, va_list list);
 
+extern mutex_t stdio_lock;
+
 #endif
-- 
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