arm64: remove bitop exports

Now that the arm64 bitops are inlines built atop of the regular atomics,
we don't need to export anything.

Remove the redundant exports.
Signed-off-by: NMark Rutland <mark.rutland@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: NWill Deacon <will.deacon@arm.com>

arch/arm64/kernel/arm64ksyms.c

@@ -62,14 +62,6 @@ EXPORT_SYMBOL(__memset);
 EXPORT_SYMBOL(__memcpy);
 EXPORT_SYMBOL(__memmove);
 
-	/* atomic bitops */
-EXPORT_SYMBOL(set_bit);
-EXPORT_SYMBOL(test_and_set_bit);
-EXPORT_SYMBOL(clear_bit);
-EXPORT_SYMBOL(test_and_clear_bit);
-EXPORT_SYMBOL(change_bit);
-EXPORT_SYMBOL(test_and_change_bit);
-
 #ifdef CONFIG_FUNCTION_TRACER
 EXPORT_SYMBOL(_mcount);
 NOKPROBE_SYMBOL(_mcount);