sandbox: add locking primitives

2023-02-02 21:00:40 +00:00
parent 7d3000e84d
commit 799a23014a
3 changed files with 26 additions and 1 deletions
--- a/sandbox/locks/include/socks/locks.h
+++ b/sandbox/locks/include/socks/locks.h
@@ -0,0 +1,11 @@
+#ifndef SOCKS_LOCKS_H_
+#define SOCKS_LOCKS_H_
+
+typedef int __attribute__((aligned(8))) spin_lock_t;
+
+#define SPIN_LOCK_INIT ((spin_lock_t)0)
+
+extern void spin_lock_irqsave(spin_lock_t *lck, unsigned long *flags);
+extern void spin_unlock_irqrestore(spin_lock_t *lck, unsigned long flags);
+
+#endif