add dts config

hc

2023-12-06 08f87f769b595151be1afeff53e144f543faa614

 kernel/arch/x86/mm/mem_encrypt_boot.S
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@@ -1,17 +1,14 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * AMD Memory Encryption Support
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  *
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  * Copyright (C) 2016 Advanced Micro Devices, Inc.
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  *
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  * Author: Tom Lendacky <thomas.lendacky@amd.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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  */
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 #include <linux/linkage.h>
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-#include <asm/pgtable.h>
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+#include <linux/pgtable.h>
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 #include <asm/page.h>
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 #include <asm/processor-flags.h>
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 #include <asm/msr-index.h>
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@@ -19,7 +16,7 @@
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 	.text
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 	.code64
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-ENTRY(sme_encrypt_execute)
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+SYM_FUNC_START(sme_encrypt_execute)
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 	/*
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 	 * Entry parameters:
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@@ -68,10 +65,13 @@
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 	movq	%rbp, %rsp		/* Restore original stack pointer */
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 	pop	%rbp
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+	/* Offset to __x86_return_thunk would be wrong here */
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+	ANNOTATE_UNRET_SAFE
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 	ret
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-ENDPROC(sme_encrypt_execute)
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+	int3
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+SYM_FUNC_END(sme_encrypt_execute)
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-ENTRY(__enc_copy)
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+SYM_FUNC_START(__enc_copy)
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 /*
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  * Routine used to encrypt memory in place.
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  *   This routine must be run outside of the kernel proper since
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@@ -154,6 +154,9 @@
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 	pop	%r12
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 	pop	%r15
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+	/* Offset to __x86_return_thunk would be wrong here */
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+	ANNOTATE_UNRET_SAFE
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 	ret
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+	int3
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 .L__enc_copy_end:
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-ENDPROC(__enc_copy)
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+SYM_FUNC_END(__enc_copy)