1 files changed, 20 insertions, 0 deletions

diff --git a/sys/compat/linuxkpi/common/include/linux/spinlock.h b/sys/compat/linuxkpi/common/include/linux/spinlock.h
index dc10b0457153..341e89b6feed 100644
--- a/sys/compat/linuxkpi/common/include/linux/spinlock.h
+++ b/sys/compat/linuxkpi/common/include/linux/spinlock.h
@@ -178,4 +178,24 @@ _atomic_dec_and_lock_irqsave(atomic_t *cnt, spinlock_t *lock,
 	return (0);
 }
 
+/*
+ * struct raw_spinlock
+ */
+
+typedef struct raw_spinlock {
+	struct mtx	lock;
+} raw_spinlock_t;
+
+#define	raw_spin_lock_init(rlock) \
+	mtx_init(&(rlock)->lock, spin_lock_name("lnxspin_raw"), \
+	    NULL, MTX_DEF | MTX_NOWITNESS | MTX_NEW)
+
+#define	raw_spin_lock(rl)	spin_lock(&(rl)->lock)
+#define	raw_spin_trylock(rl)	spin_trylock(&(rl)->lock)
+#define	raw_spin_unlock(rl)	spin_unlock(&(rl)->lock)
+
+#define	raw_spin_lock_irqsave(rl, f)		spin_lock_irqsave(&(rl)->lock, (f))
+#define	raw_spin_trylock_irqsave(rl, f)		spin_trylock_irqsave(&(rl)->lock, (f))
+#define	raw_spin_unlock_irqrestore(rl, f)	spin_unlock_irqrestore(&(rl)->lock, (f))
+
 #endif					/* _LINUXKPI_LINUX_SPINLOCK_H_ */