disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/set_memory.h
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@@ -1,9 +1,6 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Copyright 2017, Michael Ellerman, IBM Corporation.
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License version
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- * 2 as published by the Free Software Foundation;
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  */
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 #ifndef _LINUX_SET_MEMORY_H_
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 #define _LINUX_SET_MEMORY_H_
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@@ -17,6 +14,17 @@
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 static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
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 #endif
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+#ifndef CONFIG_ARCH_HAS_SET_DIRECT_MAP
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+static inline int set_direct_map_invalid_noflush(struct page *page)
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+{
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+	return 0;
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+}
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+static inline int set_direct_map_default_noflush(struct page *page)
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+{
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+	return 0;
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+}
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+#endif
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+
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 #ifndef set_mce_nospec
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 static inline int set_mce_nospec(unsigned long pfn, bool unmap)
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 {