[LTP] [PATCH v3 1/3] fcntl16: Skip fcntl16 tests on NFS

[Xiong Zhou <xzhou@redhat.com>]

According to nfs(5), NLM supports advisory file locks only. So skip
fcntl16 test if NFS.

Signed-off-by: Xiong Zhou <xzhou@redhat.com>
---
 testcases/kernel/syscalls/fcntl/fcntl16.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/testcases/kernel/syscalls/fcntl/fcntl16.c b/testcases/kernel/syscalls/fcntl/fcntl16.c
index 44b6a80..7dba6ea 100644
--- a/testcases/kernel/syscalls/fcntl/fcntl16.c
+++ b/testcases/kernel/syscalls/fcntl/fcntl16.c
@@ -51,6 +51,8 @@
 #include <sys/types.h>
 #include <sys/wait.h>
 
+#include "tst_fs_type.h"
+
 #define SKIPVAL 0x0f00
 //#define       SKIP    SKIPVAL, 0, 0L, 0L, IGNORED
 #define SKIP 0,0,0L,0L,0
@@ -412,6 +414,12 @@ void setup(void)
 
 	tst_tmpdir();
 
+	/* On NFS or not */
+	if (tst_fs_type(cleanup, ".") == TST_NFS_MAGIC) {
+		tst_brkm(TCONF, cleanup, "Cannot test madatory locking "
+			"on a file located on an NFS filesystem");
+	}
+
 	/* set up temp filename */
 	sprintf(tmpname, "fcntl4.%d", parent);
 
-- 
1.8.3.1


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