ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/arch/sh/include/asm/futex-irq.h b/marvell/linux/arch/sh/include/asm/futex-irq.h
new file mode 100644
index 0000000..9bc0532
--- /dev/null
+++ b/marvell/linux/arch/sh/include/asm/futex-irq.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_SH_FUTEX_IRQ_H
+#define __ASM_SH_FUTEX_IRQ_H
+
+static inline int atomic_futex_op_cmpxchg_inatomic(u32 *uval,
+ u32 __user *uaddr,
+ u32 oldval, u32 newval)
+{
+ unsigned long flags;
+ int ret;
+ u32 prev = 0;
+
+ local_irq_save(flags);
+
+ ret = get_user(prev, uaddr);
+ if (!ret && oldval == prev)
+ ret = put_user(newval, uaddr);
+
+ local_irq_restore(flags);
+
+ *uval = prev;
+ return ret;
+}
+
+#endif /* __ASM_SH_FUTEX_IRQ_H */