From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio

---
 kernel/arch/xtensa/include/asm/cache.h |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/kernel/arch/xtensa/include/asm/cache.h b/kernel/arch/xtensa/include/asm/cache.h
index d2fd932..54e147a 100644
--- a/kernel/arch/xtensa/include/asm/cache.h
+++ b/kernel/arch/xtensa/include/asm/cache.h
@@ -11,7 +11,7 @@
 #ifndef _XTENSA_CACHE_H
 #define _XTENSA_CACHE_H
 
-#include <variant/core.h>
+#include <asm/core.h>
 
 #define L1_CACHE_SHIFT	XCHAL_DCACHE_LINEWIDTH
 #define L1_CACHE_BYTES	XCHAL_DCACHE_LINESIZE
@@ -31,4 +31,10 @@
 
 #define ARCH_DMA_MINALIGN	L1_CACHE_BYTES
 
+/*
+ * R/O after init is actually writable, it cannot go to .rodata
+ * according to vmlinux linker script.
+ */
+#define __ro_after_init __read_mostly
+
 #endif	/* _XTENSA_CACHE_H */

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