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[SPARC32]: Fix SMP build regression

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commit b19cbe2a16 [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>
This commit is contained in:
Robert Reif
2007-03-26 19:10:43 -07:00
committed by David S. Miller
parent b82f87f6d4
commit 74e61dee2a
1 changed files with 2 additions and 0 deletions
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2
arch/sparc/lib/atomic32.c
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@@ -52,6 +52,7 @@ int atomic_cmpxchg(atomic_t *v, int old, int new)
spin_unlock_irqrestore(ATOMIC_HASH(v), flags); spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
return ret; return ret;
} }
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)
{ {
@@ -65,6 +66,7 @@ int atomic_add_unless(atomic_t *v, int a, int u)
spin_unlock_irqrestore(ATOMIC_HASH(v), flags); spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
return ret != u; return ret != u;
} }
EXPORT_SYMBOL(atomic_add_unless);
/* Atomic operations are already serializing */ /* Atomic operations are already serializing */
void atomic_set(atomic_t *v, int i) void atomic_set(atomic_t *v, int i)