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Re: [RFC v3 5/5] qemu-iotests: add zone operation tests.


From: Hannes Reinecke
Subject: Re: [RFC v3 5/5] qemu-iotests: add zone operation tests.
Date: Mon, 27 Jun 2022 09:42:03 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0

On 6/27/22 02:19, Sam Li wrote:
---
  tests/qemu-iotests/tests/zoned.sh | 49 +++++++++++++++++++++++++++++++
  1 file changed, 49 insertions(+)
  create mode 100755 tests/qemu-iotests/tests/zoned.sh

diff --git a/tests/qemu-iotests/tests/zoned.sh 
b/tests/qemu-iotests/tests/zoned.sh
new file mode 100755
index 0000000000..262c0b5427
--- /dev/null
+++ b/tests/qemu-iotests/tests/zoned.sh
@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+#
+# Test zone management operations.
+#
+
+QEMU_IO="build/qemu-io"
+IMG="--image-opts driver=zoned_host_device,filename=/dev/nullb0"
+QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT
+
+echo "Testing a null_blk device"
+echo "Simple cases: if the operations work"
+sudo modprobe null_blk nr_devices=1 zoned=1
+# hidden issues:
+# 1. memory allocation error of "unaligned tcache chunk detected" when the 
nr_zone=1 in zone report
+# 2. qemu-io: after report 10 zones, the program failed at double free error 
and exited.
+echo "report the first zone"
+sudo $QEMU_IO $IMG -c "zone_report 0 0 1"
+echo "report: the first 10 zones"
+sudo $QEMU_IO $IMG -c "zone_report 0 0 10"
+
+echo "open the first zone"
+sudo $QEMU_IO $IMG -c "zone_open 0 0x80000"
+echo "report after:"
+sudo $QEMU_IO $IMG -c "zone_report 0 0 1"
+echo "open the last zone"
+sudo $QEMU_IO $IMG -c "zone_open 0x3e70000000 0x80000"
+echo "report after:"
+sudo $QEMU_IO $IMG -c "zone_report 0x3e70000000 0 2"
+
+echo "close the first zone"
+sudo $QEMU_IO $IMG -c "zone_close 0 0x80000"
+echo "report after:"
+sudo $QEMU_IO $IMG -c "zone_report 0 0 1"
+echo "close the last zone"
+sudo $QEMU_IO $IMG -c "zone_close 0x3e70000000 0x80000"
+echo "report after:"
+sudo $QEMU_IO $IMG -c "zone_report 0x3e70000000 0 2"
+
+
+echo "reset the second zone"
+sudo $QEMU_IO $IMG -c "zone_reset 0x80000 0x80000"
+echo "After resetting a zone:"
+sudo $QEMU_IO $IMG -c "zone_report 0x80000 0 5"
+
+# success, all done
+sudo rmmod null_blk
+echo "*** done"
+#rm -f $seq.full
+status=0

Caveat: I'm not that familiar with qemu-iotests.
FWIW:

Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
--
Dr. Hannes Reinecke                        Kernel Storage Architect
hare@suse.de                                      +49 911 74053 688
SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg
HRB 36809 (AG Nürnberg), GF: Felix Imendörffer



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