Since this test tries 0-32 values as 'advice', it needs to expect the
little-known ABI hack used for fadvise64 on s390 in the kernel,
see Linux kernel commit 068e1b94bbd268f375349f68531829c8b7c210bc.
Signed-off-by: Jiri Jaburek <jjabu...@redhat.com>
---
testcases/kernel/syscalls/fadvise/posix_fadvise03.c | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/testcases/kernel/syscalls/fadvise/posix_fadvise03.c
b/testcases/kernel/syscalls/fadvise/posix_fadvise03.c
index db88765..1e77740 100644
--- a/testcases/kernel/syscalls/fadvise/posix_fadvise03.c
+++ b/testcases/kernel/syscalls/fadvise/posix_fadvise03.c
@@ -65,9 +65,25 @@ int defined_advise[] = {
POSIX_FADV_NORMAL,
POSIX_FADV_SEQUENTIAL,
POSIX_FADV_RANDOM,
- POSIX_FADV_NOREUSE,
POSIX_FADV_WILLNEED,
+#if defined(__s390__) && __WORDSIZE == 32
+ /* POSIX_FADV_DONTNEED and POSIX_FADV_NOREUSE are 6,7 on 31bit s390,
+ * but the kernel accepts 4,5 as well and rewrites them internally,
+ * see Linux kernel commit 068e1b94bbd268f375349f68531829c8b7c210bc
+ *
+ * since header definitions are incomplete - posix fcntl.h doesn't care
+ * and defines them as 4,5 while linux/fadvise.h (which uses 6,7)
+ * matches only 64bit - we need to hardcode the values here for
+ * all 4 cases, unfortunately
+ */
+ 4, /* POSIX_FADV_DONTNEED */
+ 5, /* POSIX_FADV_NOREUSE */
+ 6, /* POSIX_FADV_DONTNEED */
+ 7, /* POSIX_FADV_NOREUSE */
+#else
POSIX_FADV_DONTNEED,
+ POSIX_FADV_NOREUSE,
+#endif
};
#define defined_advise_total (sizeof(defined_advise) /
sizeof(defined_advise[0]))
--
2.1.0
------------------------------------------------------------------------------
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