From 08f87f769b595151be1afeff53e144f543faa614 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 06 Dec 2023 09:51:13 +0000
Subject: [PATCH] add dts config
---
kernel/arch/xtensa/include/asm/barrier.h | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/kernel/arch/xtensa/include/asm/barrier.h b/kernel/arch/xtensa/include/asm/barrier.h
index 956596e..d6f8d4d 100644
--- a/kernel/arch/xtensa/include/asm/barrier.h
+++ b/kernel/arch/xtensa/include/asm/barrier.h
@@ -9,12 +9,16 @@
#ifndef _XTENSA_SYSTEM_H
#define _XTENSA_SYSTEM_H
+#include <asm/core.h>
+
#define mb() ({ __asm__ __volatile__("memw" : : : "memory"); })
#define rmb() barrier()
#define wmb() mb()
+#if XCHAL_HAVE_S32C1I
#define __smp_mb__before_atomic() barrier()
#define __smp_mb__after_atomic() barrier()
+#endif
#include <asm-generic/barrier.h>
--
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