generic: fsx IO_URING direct-IO soak tests

After fsx supports IO_URING read/write, add a test to do IO_URING
direct-IO test by fsx

Signed-off-by: Zorro Lang <zlang@redhat.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>

tests/generic/617

@@ -0,0 +1,64 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2020 Red Hat Inc.  All Rights Reserved.
+#
+# FS QA Test No. 617
+#
+# IO_URING soak direct-IO fsx test, copy from generic/521 but reduce the number
+# fsx ops to limit the testing time to be an auto group test.
+#
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1	# failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+	cd /
+	rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs generic
+_require_test
+_require_odirect
+_require_io_uring
+
+# Run fsx for 20 thousand ops or more
+nr_ops=$((20000 * TIME_FACTOR))
+op_sz=$((128000 * LOAD_FACTOR))
+file_sz=$((600000 * LOAD_FACTOR))
+fsx_file=$TEST_DIR/fsx.$seq
+min_dio_sz=$(_min_dio_alignment)
+
+fsx_args=(-S 0)
+fsx_args+=(-U)
+fsx_args+=(-q)
+fsx_args+=(-N $nr_ops)
+fsx_args+=(-p $((nr_ops / 100)))
+fsx_args+=(-o $op_sz)
+fsx_args+=(-l $file_sz)
+fsx_args+=(-r $min_dio_sz)
+fsx_args+=(-t $min_dio_sz)
+fsx_args+=(-w $min_dio_sz)
+fsx_args+=(-Z)
+
+run_fsx "${fsx_args[@]}" | sed -e '/^fsx.*/d'
+
+# success, all done
+echo "Silence is golden"
+status=0
+exit

tests/generic/617.out

@@ -0,0 +1,2 @@
+QA output created by 617
+Silence is golden

tests/generic/group

@@ -619,3 +619,4 @@
 614 auto quick rw
 615 auto rw
 616 auto rw io_uring stress
+617 auto rw io_uring stress