x86/alternative: Convert alternative_call()

Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20240607111701.8366-8-bp@kernel.org

Author: bp3tk0v

arch/x86/include/asm/alternative.h

@@ -349,11 +349,7 @@ static inline int alternatives_text_reserved(void *start, void *end)
  * suffix.
  */
 #define alternative_call(oldfunc, newfunc, ft_flags, output, input...)	\
-	asm_inline volatile (ALTERNATIVE("call %c[old]", "call %c[new]", ft_flags) \
-		: output : [old] "i" (oldfunc), [new] "i" (newfunc), ## input)
-
-#define n_alternative_call(oldfunc, newfunc, ft_flags, output, input...)	\
-	asm_inline volatile (N_ALTERNATIVE("call %c[old]", "call %c[new]", ft_flags) \
+	asm_inline volatile(N_ALTERNATIVE("call %c[old]", "call %c[new]", ft_flags) \
 		: output : [old] "i" (oldfunc), [new] "i" (newfunc), ## input)
 
 /*