Before using MADV_MERGEABLE, check whether it's available by macro
HAVE_MADV_MERGEABLE.

Signed-off-by: DAN LI <[email protected]>
---
 testcases/kernel/mem/lib/mem.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/testcases/kernel/mem/lib/mem.c b/testcases/kernel/mem/lib/mem.c
index 7cda3c5..9bc926e 100644
--- a/testcases/kernel/mem/lib/mem.c
+++ b/testcases/kernel/mem/lib/mem.c
@@ -494,8 +494,10 @@ void test_ksm_merge_across_nodes(unsigned long nr_pages)
                            MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
                if (memory[i] == MAP_FAILED)
                        tst_brkm(TBROK|TERRNO, tst_exit, "mmap");
+#ifdef HAVE_MADV_MERGEABLE
                if (madvise(memory[i], length, MADV_MERGEABLE) == -1)
                        tst_brkm(TBROK|TERRNO, tst_exit, "madvise");
+#endif

 #if HAVE_NUMA_H && HAVE_LINUX_MEMPOLICY_H && HAVE_NUMAIF_H \
        && HAVE_MPOL_CONSTANTS
-- 
1.7.11.rc0

------------------------------------------------------------------------------
AlienVault Unified Security Management (USM) platform delivers complete
security visibility with the essential security capabilities. Easily and
efficiently configure, manage, and operate all of your security controls
from a single console and one unified framework. Download a free trial.
http://p.sf.net/sfu/alienvault_d2d
_______________________________________________
Ltp-list mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/ltp-list

Reply via email to