[PATCH blktests 11/13] block/023: convert to use _configure_null_blk

[Christoph Hellwig <hch@lst.de>]

Switch to use _configure_null_blk so that built-in null_blk can be
supported, which implies not using the default nullb0 device.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 tests/block/023 | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/tests/block/023 b/tests/block/023
index 0f20f4a..db1cbe0 100755
--- a/tests/block/023
+++ b/tests/block/023
@@ -21,10 +21,11 @@ test() {
 
 	local queue_mode
 	for queue_mode in 0 2; do
-		if _init_null_blk gb=1 queue_mode="$queue_mode"; then
+		if _configure_null_blk nullb1 size=1024 \
+				queue_mode="$queue_mode" power=1; then
 			echo "Queue mode $queue_mode"
-			dd if=/dev/nullb0 of=/dev/null iflag=direct bs=64k status=none
-			dd if=/dev/null of=/dev/nullb0 oflag=direct bs=64k status=none
+			dd if=/dev/nullb1 of=/dev/null iflag=direct bs=64k status=none
+			dd if=/dev/null of=/dev/nullb1 oflag=direct bs=64k status=none
 			_exit_null_blk
 		fi
 	done
-- 
2.30.2