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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/arch/alpha/include/asm/uaccess.h
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@@ -18,10 +18,9 @@
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 #define USER_DS		((mm_segment_t) { -0x40000000000UL })
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 #define get_fs()  (current_thread_info()->addr_limit)
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-#define get_ds()  (KERNEL_DS)
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 #define set_fs(x) (current_thread_info()->addr_limit = (x))
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-#define segment_eq(a, b)	((a).seg == (b).seg)
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+#define uaccess_kernel()	(get_fs().seg == KERNEL_DS.seg)
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 /*
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  * Is a address valid? This does a straightforward calculation rather
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@@ -38,7 +37,7 @@
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 	unsigned long __ao_end = __ao_a + __ao_b - !!__ao_b;	\
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 	(get_fs().seg & (__ao_a | __ao_b | __ao_end)) == 0; })
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-#define access_ok(type, addr, size)			\
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+#define access_ok(addr, size)				\
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 ({							\
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 	__chk_user_ptr(addr);				\
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 	__access_ok(((unsigned long)(addr)), (size));	\