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-rw-r--r--lib/atomic64_test.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/atomic64_test.c b/lib/atomic64_test.c
index 4ff649e46bad..0effcacbebda 100644
--- a/lib/atomic64_test.c
+++ b/lib/atomic64_test.c
@@ -112,6 +112,7 @@ static __init int test_atomic64(void)
r += one;
BUG_ON(v.counter != r);
+#if defined(CONFIG_X86_32) || defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(_ASM_GENERIC_ATOMIC64_H)
INIT(onestwos);
BUG_ON(atomic64_dec_if_positive(&v) != (onestwos - 1));
r -= one;
@@ -124,6 +125,9 @@ static __init int test_atomic64(void)
INIT(-one);
BUG_ON(atomic64_dec_if_positive(&v) != (-one - one));
BUG_ON(v.counter != r);
+#else
+#warning Please implement atomic64_dec_if_positive for your architecture, and add it to the IF above
+#endif
INIT(onestwos);
BUG_ON(atomic64_inc_not_zero(&v));