[SPARC32]: Fix SMP build regression
commit b19cbe2a1695c09c74f83646c4b82b51123b3690 [BRIDGE]: Fix fdb RCU
race
breaks sparc SMP build because atomic_add_unless is not exported.
This patch exports atomic_add_unless and atomic_cmpxchg.
Signed-off-by: Robert Reif <reif@earthlink.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/atomic32.c b/arch/sparc/lib/atomic32.c
index 53ddcd9..559335f 100644
--- a/arch/sparc/lib/atomic32.c
+++ b/arch/sparc/lib/atomic32.c
@@ -52,6 +52,7 @@
spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
return ret;
}
+EXPORT_SYMBOL(atomic_cmpxchg);
int atomic_add_unless(atomic_t *v, int a, int u)
{
@@ -65,6 +66,7 @@
spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
return ret != u;
}
+EXPORT_SYMBOL(atomic_add_unless);
/* Atomic operations are already serializing */
void atomic_set(atomic_t *v, int i)
