[PATCH] lib/atomic64_test: do not build on non-atomic64 systems

From: Mike Frysinger
Date: Sat Oct 16 2010 - 13:27:34 EST


If the arch doesn't provide atomic64 functionality (there are quite a
few), then don't bother trying to build this test.

Signed-off-by: Mike Frysinger <vapier@xxxxxxxxxx>
---
lib/atomic64_test.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/lib/atomic64_test.c b/lib/atomic64_test.c
index 250ed11..0ac1a66 100644
--- a/lib/atomic64_test.c
+++ b/lib/atomic64_test.c
@@ -12,6 +12,8 @@
#include <linux/kernel.h>
#include <asm/atomic.h>

+#ifdef ATOMIC64_INIT
+
#define INIT(c) do { atomic64_set(&v, c); r = c; } while (0)
static __init int test_atomic64(void)
{
@@ -164,3 +166,5 @@ static __init int test_atomic64(void)
}

core_initcall(test_atomic64);
+
+#endif
--
1.7.3.1

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