[LTP] [PATCH] nfs02: Add subtest for O_DIRECT

[Martin Doucha <mdoucha@suse.cz>]

Signed-off-by: Martin Doucha <mdoucha@suse.cz>
---
 testcases/network/nfs/nfs_stress/nfs02.sh | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/testcases/network/nfs/nfs_stress/nfs02.sh b/testcases/network/nfs/nfs_stress/nfs02.sh
index b7fbbce9c..100909790 100755
--- a/testcases/network/nfs/nfs_stress/nfs02.sh
+++ b/testcases/network/nfs/nfs_stress/nfs02.sh
@@ -8,7 +8,7 @@
 #
 # Ported by: Robbie Williamson (robbiew@us.ibm.com)
 
-TST_CNT=3
+TST_CNT=4
 TST_TESTFUNC="do_test"
 LTP_DATAFILES="$LTPROOT/testcases/bin/datafiles"
 
@@ -46,5 +46,18 @@ do_test3()
 	tst_res TPASS "test3 passed"
 }
 
+do_test4()
+{
+	tst_res TINFO "do_test4, copy data in direct mode"
+	ROD dd oflag=direct if="$LTP_DATAFILES/ascii.jmb" of=ascii2.jmb
+	echo 3 >/proc/sys/vm/drop_caches
+	ROD dd iflag=direct if=ascii2.jmb of="$TST_TMPDIR/ascii2.jmb"
+	echo 3 >/proc/sys/vm/drop_caches
+	tst_res TINFO "compare both ascii.jmbs"
+	ROD diff "$LTP_DATAFILES/ascii.jmb" ascii2.jmb
+	ROD diff "$LTP_DATAFILES/ascii.jmb" "$TST_TMPDIR/ascii2.jmb"
+	tst_res TPASS "test4 passed"
+}
+
 . nfs_lib.sh
 tst_run
-- 
2.44.0


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