Should have been done in commit 
1af08a1407f4 ("This is in preparation
for more generic atomic").
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Arun Sharma <asharma@fb.com>
Cc: David Miller <davem@davemloft.net>
Cc: "Hans-Christian Egtvedt" <hans-christian.egtvedt@atmel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 
 }
 EXPORT_SYMBOL(atomic_cmpxchg);
 
-int atomic_add_unless(atomic_t *v, int a, int u)
+int __atomic_add_unless(atomic_t *v, int a, int u)
 {
        int ret;
        unsigned long flags;
        spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
        return ret != u;
 }
-EXPORT_SYMBOL(atomic_add_unless);
+EXPORT_SYMBOL(__atomic_add_unless);
 
 /* Atomic operations are already serializing */
 void atomic_set(atomic_t *v, int i)