[MIPS] Export __copy_user_inatomic.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/mips_ksyms.c

@@ -37,6 +37,7 @@ EXPORT_SYMBOL(kernel_thread);
  * Userspace access stuff.
  */
 EXPORT_SYMBOL(__copy_user);
+EXPORT_SYMBOL(__copy_user_inatomic);
 EXPORT_SYMBOL(__bzero);
 EXPORT_SYMBOL(__strncpy_from_user_nocheck_asm);
 EXPORT_SYMBOL(__strncpy_from_user_asm);