add support 4g -- >ppp

hc

2023-11-24 2b26ab132d1b33b91c84c6d732456200e8c5ee77

 kernel/arch/arm64/include/asm/alternative.h
..
..
@@ -35,6 +35,12 @@
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 static inline void apply_alternatives_module(void *start, size_t length) { }
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 #endif
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+#ifdef CONFIG_KVM_ARM_HOST
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+void kvm_compute_layout(void);
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+#else
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+static inline void kvm_compute_layout(void) { }
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+#endif
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+
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 #define ALTINSTR_ENTRY(feature)					              \
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 	" .word 661b - .\n"				/* label           */ \
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 	" .word 663f - .\n"				/* new instruction */ \