From 8f24f480b1490bc7fc4bda66f15648ca4baf2d74 Mon Sep 17 00:00:00 2001
From: Matheus <matheusuky@gmail.com>
Date: Fri, 22 Jul 2022 18:30:13 -0300
Subject: [PATCH] spinlocks

---
 src/include/kernel/spinlock.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 src/include/kernel/spinlock.h

diff --git a/src/include/kernel/spinlock.h b/src/include/kernel/spinlock.h
new file mode 100644
index 00000000..a6e88ff5
--- /dev/null
+++ b/src/include/kernel/spinlock.h
@@ -0,0 +1,12 @@
+#ifndef _SPINLOCK_H_INCLUDE
+#define _SPINLOCK_H_INCLUDE
+
+static inline void spinlock_acquire(int *lock){
+	while(!__sync_bool_compare_and_swap(lock, 0, 1));
+}
+
+static inline void spinlock_release(int *lock){
+	*lock = 0;
+}
+
+#endif