mm/sparse.c: make sparse_init_one_section void and remove check

[linux.git] / lib / atomic64.c

diff --git a/lib/atomic64.c b/lib/atomic64.c
index 53c2d5edc826d4dd322e1623c3aa04297b762a2b..1d91e31eceec480e4945c9fd7152f61ebab701e5 100644 (file)
--- a/lib/atomic64.c
+++ b/lib/atomic64.c
@@ -178,18 +178,18 @@ long long atomic64_xchg(atomic64_t *v, long long new)
 }
 EXPORT_SYMBOL(atomic64_xchg);
 
-int atomic64_add_unless(atomic64_t *v, long long a, long long u)
+long long atomic64_fetch_add_unless(atomic64_t *v, long long a, long long u)
 {
        unsigned long flags;
        raw_spinlock_t *lock = lock_addr(v);
-       int ret = 0;
+       long long val;
 
        raw_spin_lock_irqsave(lock, flags);
-       if (v->counter != u) {
+       val = v->counter;
+       if (val != u)
                v->counter += a;
-               ret = 1;
-       }
        raw_spin_unlock_irqrestore(lock, flags);
-       return ret;
+
+       return val;
 }
-EXPORT_SYMBOL(atomic64_add_unless);
+EXPORT_SYMBOL(atomic64_fetch_add_unless);