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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/arch/alpha/include/asm/core_t2.h
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@@ -572,7 +572,7 @@
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    it doesn't make sense to merge the pio and mmio routines.  */
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 #define IOPORT(OS, NS)							\
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-__EXTERN_INLINE unsigned int t2_ioread##NS(void __iomem *xaddr)		\
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+__EXTERN_INLINE unsigned int t2_ioread##NS(const void __iomem *xaddr)		\
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 {									\
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 	if (t2_is_mmio(xaddr))						\
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 		return t2_read##OS(xaddr);				\