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From: Caleb Sander Mateos <csander@purestorage.com>
To: Ming Lei <ming.lei@redhat.com>, Jens Axboe <axboe@kernel.dk>,
	Shuah Khan <shuah@kernel.org>
Cc: linux-block@vger.kernel.org, linux-kselftest@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Stanley Zhang <stazhang@purestorage.com>,
	Uday Shankar <ushankar@purestorage.com>,
	Caleb Sander Mateos <csander@purestorage.com>
Subject: [PATCH 19/20] selftests: ublk: add integrity params test
Date: Tue, 16 Dec 2025 22:34:53 -0700	[thread overview]
Message-ID: <20251217053455.281509-20-csander@purestorage.com> (raw)
In-Reply-To: <20251217053455.281509-1-csander@purestorage.com>

Add test case null_04 to exercise all the different integrity params. It
creates 4 different ublk devices with different combinations of
integrity arguments and verifies their integrity limits via sysfs and
the metadata_size utility.

Signed-off-by: Caleb Sander Mateos <csander@purestorage.com>
---
 tools/testing/selftests/ublk/Makefile        |   1 +
 tools/testing/selftests/ublk/test_common.sh  |  10 ++
 tools/testing/selftests/ublk/test_null_04.sh | 166 +++++++++++++++++++
 3 files changed, 177 insertions(+)
 create mode 100755 tools/testing/selftests/ublk/test_null_04.sh

diff --git a/tools/testing/selftests/ublk/Makefile b/tools/testing/selftests/ublk/Makefile
index 0f6abb95c87a..d567f90d30b3 100644
--- a/tools/testing/selftests/ublk/Makefile
+++ b/tools/testing/selftests/ublk/Makefile
@@ -24,10 +24,11 @@ TEST_PROGS += test_generic_13.sh
 TEST_PROGS += test_generic_14.sh
 
 TEST_PROGS += test_null_01.sh
 TEST_PROGS += test_null_02.sh
 TEST_PROGS += test_null_03.sh
+TEST_PROGS += test_null_04.sh
 TEST_PROGS += test_loop_01.sh
 TEST_PROGS += test_loop_02.sh
 TEST_PROGS += test_loop_03.sh
 TEST_PROGS += test_loop_04.sh
 TEST_PROGS += test_loop_05.sh
diff --git a/tools/testing/selftests/ublk/test_common.sh b/tools/testing/selftests/ublk/test_common.sh
index 6f1c042de40e..9756b0ee876c 100755
--- a/tools/testing/selftests/ublk/test_common.sh
+++ b/tools/testing/selftests/ublk/test_common.sh
@@ -374,10 +374,20 @@ run_io_and_recover()
 _ublk_test_top_dir()
 {
 	cd "$(dirname "$0")" && pwd
 }
 
+METADATA_SIZE_PROG="$(_ublk_test_top_dir)/metadata_size"
+
+_get_metadata_size()
+{
+	local dev_id=$1
+	local field=$2
+
+	"$METADATA_SIZE_PROG" "/dev/ublkb$dev_id" | grep "$field" | grep -o "[0-9]*"
+}
+
 UBLK_PROG=$(_ublk_test_top_dir)/kublk
 UBLK_TEST_QUIET=1
 UBLK_TEST_SHOW_RESULT=1
 UBLK_BACKFILES=()
 export UBLK_PROG
diff --git a/tools/testing/selftests/ublk/test_null_04.sh b/tools/testing/selftests/ublk/test_null_04.sh
new file mode 100755
index 000000000000..0b0719ea33a3
--- /dev/null
+++ b/tools/testing/selftests/ublk/test_null_04.sh
@@ -0,0 +1,166 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+. "$(cd "$(dirname "$0")" && pwd)"/test_common.sh
+
+TID=null_04
+
+_prep_test "null" "integrity params"
+
+dev_id=$(_add_ublk_dev -t null -u --metadata_size 8)
+_check_add_dev $TID $?
+metadata_size=$(_get_metadata_size "$dev_id" metadata_size)
+if [ "$metadata_size" != 8 ]; then
+	echo "metadata_size $metadata_size != 8"
+	_show_result $TID 255
+fi
+pi_offset=$(_get_metadata_size "$dev_id" pi_offset)
+if [ "$pi_offset" != 0 ]; then
+	echo "pi_offset $pi_offset != 0"
+	_show_result $TID 255
+fi
+pi_tuple_size=$(_get_metadata_size "$dev_id" pi_tuple_size)
+if [ "$pi_tuple_size" != 0 ]; then
+	echo "pi_tuple_size $pi_tuple_size != 0"
+	_show_result $TID 255
+fi
+capable=$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")
+if [ "$capable" != 0 ]; then
+	echo "device_is_integrity_capable $capable != 0"
+	_show_result $TID 255
+fi
+format=$(cat "/sys/block/ublkb$dev_id/integrity/format")
+if [ "$format" != nop ]; then
+	echo "format $format != nop"
+	_show_result $TID 255
+fi
+protection_interval_bytes=$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")
+if [ "$protection_interval_bytes" != 512 ]; then
+	echo "protection_interval_bytes $protection_interval_bytes != 512"
+	_show_result $TID 255
+fi
+tag_size=$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")
+if [ "$tag_size" != 0 ]; then
+	echo "tag_size $tag_size != 0"
+	_show_result $TID 255
+fi
+_cleanup_test
+
+dev_id=$(_add_ublk_dev -t null -u --integrity_capable --metadata_size 64 --pi_offset 56 --csum_type ip)
+_check_add_dev $TID $?
+metadata_size=$(_get_metadata_size "$dev_id" metadata_size)
+if [ "$metadata_size" != 64 ]; then
+	echo "metadata_size $metadata_size != 64"
+	_show_result $TID 255
+fi
+pi_offset=$(_get_metadata_size "$dev_id" pi_offset)
+if [ "$pi_offset" != 56 ]; then
+	echo "pi_offset $pi_offset != 56"
+	_show_result $TID 255
+fi
+pi_tuple_size=$(_get_metadata_size "$dev_id" pi_tuple_size)
+if [ "$pi_tuple_size" != 8 ]; then
+	echo "pi_tuple_size $pi_tuple_size != 8"
+	_show_result $TID 255
+fi
+capable=$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")
+if [ "$capable" != 1 ]; then
+	echo "device_is_integrity_capable $capable != 1"
+	_show_result $TID 255
+fi
+format=$(cat "/sys/block/ublkb$dev_id/integrity/format")
+if [ "$format" != T10-DIF-TYPE3-IP ]; then
+	echo "format $format != T10-DIF-TYPE3-IP"
+	_show_result $TID 255
+fi
+protection_interval_bytes=$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")
+if [ "$protection_interval_bytes" != 512 ]; then
+	echo "protection_interval_bytes $protection_interval_bytes != 512"
+	_show_result $TID 255
+fi
+tag_size=$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")
+if [ "$tag_size" != 0 ]; then
+	echo "tag_size $tag_size != 0"
+	_show_result $TID 255
+fi
+_cleanup_test
+
+dev_id=$(_add_ublk_dev -t null -u --integrity_reftag --metadata_size 8 --csum_type t10dif)
+_check_add_dev $TID $?
+metadata_size=$(_get_metadata_size "$dev_id" metadata_size)
+if [ "$metadata_size" != 8 ]; then
+	echo "metadata_size $metadata_size != 8"
+	_show_result $TID 255
+fi
+pi_offset=$(_get_metadata_size "$dev_id" pi_offset)
+if [ "$pi_offset" != 0 ]; then
+	echo "pi_offset $pi_offset != 0"
+	_show_result $TID 255
+fi
+pi_tuple_size=$(_get_metadata_size "$dev_id" pi_tuple_size)
+if [ "$pi_tuple_size" != 8 ]; then
+	echo "pi_tuple_size $pi_tuple_size != 8"
+	_show_result $TID 255
+fi
+capable=$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")
+if [ "$capable" != 0 ]; then
+	echo "device_is_integrity_capable $capable != 0"
+	_show_result $TID 255
+fi
+format=$(cat "/sys/block/ublkb$dev_id/integrity/format")
+if [ "$format" != T10-DIF-TYPE1-CRC ]; then
+	echo "format $format != T10-DIF-TYPE1-CRC"
+	_show_result $TID 255
+fi
+protection_interval_bytes=$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")
+if [ "$protection_interval_bytes" != 512 ]; then
+	echo "protection_interval_bytes $protection_interval_bytes != 512"
+	_show_result $TID 255
+fi
+tag_size=$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")
+if [ "$tag_size" != 0 ]; then
+	echo "tag_size $tag_size != 0"
+	_show_result $TID 255
+fi
+_cleanup_test
+
+dev_id=$(_add_ublk_dev -t null -u --metadata_size 16 --csum_type nvme --tag_size 8)
+_check_add_dev $TID $?
+metadata_size=$(_get_metadata_size "$dev_id" metadata_size)
+if [ "$metadata_size" != 16 ]; then
+	echo "metadata_size $metadata_size != 16"
+	_show_result $TID 255
+fi
+pi_offset=$(_get_metadata_size "$dev_id" pi_offset)
+if [ "$pi_offset" != 0 ]; then
+	echo "pi_offset $pi_offset != 0"
+	_show_result $TID 255
+fi
+pi_tuple_size=$(_get_metadata_size "$dev_id" pi_tuple_size)
+if [ "$pi_tuple_size" != 16 ]; then
+	echo "pi_tuple_size $pi_tuple_size != 16"
+	_show_result $TID 255
+fi
+capable=$(cat "/sys/block/ublkb$dev_id/integrity/device_is_integrity_capable")
+if [ "$capable" != 0 ]; then
+	echo "device_is_integrity_capable $capable != 0"
+	_show_result $TID 255
+fi
+format=$(cat "/sys/block/ublkb$dev_id/integrity/format")
+if [ "$format" != EXT-DIF-TYPE3-CRC64 ]; then
+	echo "format $format != EXT-DIF-TYPE3-CRC64"
+	_show_result $TID 255
+fi
+protection_interval_bytes=$(cat "/sys/block/ublkb$dev_id/integrity/protection_interval_bytes")
+if [ "$protection_interval_bytes" != 512 ]; then
+	echo "protection_interval_bytes $protection_interval_bytes != 512"
+	_show_result $TID 255
+fi
+tag_size=$(cat "/sys/block/ublkb$dev_id/integrity/tag_size")
+if [ "$tag_size" != 8 ]; then
+	echo "tag_size $tag_size != 8"
+	_show_result $TID 255
+fi
+_cleanup_test
+
+_show_result $TID 0
-- 
2.45.2


  parent reply	other threads:[~2025-12-17  5:35 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-12-17  5:34 [PATCH 00/20] ublk: add support for integrity data Caleb Sander Mateos
2025-12-17  5:34 ` [PATCH 01/20] block: validate pi_offset integrity limit Caleb Sander Mateos
2025-12-18  8:53   ` Christoph Hellwig
2025-12-17  5:34 ` [PATCH 02/20] block: validate interval_exp " Caleb Sander Mateos
2025-12-18  8:53   ` Christoph Hellwig
2025-12-17  5:34 ` [PATCH 03/20] blk-integrity: take const pointer in blk_integrity_rq() Caleb Sander Mateos
2025-12-19 14:16   ` Ming Lei
2025-12-17  5:34 ` [PATCH 04/20] ublk: add integrity UAPI Caleb Sander Mateos
2025-12-22 14:26   ` Ming Lei
2025-12-22 15:09     ` Caleb Sander Mateos
2025-12-23  1:51       ` Ming Lei
2025-12-17  5:34 ` [PATCH 05/20] ublk: move ublk flag check functions earlier Caleb Sander Mateos
2025-12-22 14:30   ` Ming Lei
2025-12-17  5:34 ` [PATCH 06/20] ublk: support UBLK_PARAM_TYPE_INTEGRITY in device creation Caleb Sander Mateos
2025-12-22 14:47   ` Ming Lei
2025-12-22 15:35     ` Caleb Sander Mateos
2025-12-23  1:58       ` Ming Lei
2025-12-17  5:34 ` [PATCH 07/20] ublk: set UBLK_IO_F_INTEGRITY in ublksrv_io_desc Caleb Sander Mateos
2025-12-22 14:48   ` Ming Lei
2025-12-17  5:34 ` [PATCH 08/20] ublk: add ublk_copy_user_bvec() helper Caleb Sander Mateos
2025-12-22 14:52   ` Ming Lei
2025-12-22 15:37     ` Caleb Sander Mateos
2025-12-17  5:34 ` [PATCH 09/20] ublk: split out ublk_user_copy() helper Caleb Sander Mateos
2025-12-22 14:58   ` Ming Lei
2025-12-17  5:34 ` [PATCH 10/20] ublk: inline ublk_check_and_get_req() into ublk_user_copy() Caleb Sander Mateos
2025-12-26  2:10   ` Ming Lei
2025-12-17  5:34 ` [PATCH 11/20] ublk: move offset check out of __ublk_check_and_get_req() Caleb Sander Mateos
2025-12-26  2:15   ` Ming Lei
2025-12-17  5:34 ` [PATCH 12/20] ublk: implement integrity user copy Caleb Sander Mateos
2025-12-26  2:38   ` Ming Lei
2025-12-17  5:34 ` [PATCH 13/20] ublk: optimize ublk_user_copy() on daemon task Caleb Sander Mateos
2025-12-26  2:51   ` Ming Lei
2025-12-17  5:34 ` [PATCH 14/20] selftests: ublk: add utility to get block device metadata size Caleb Sander Mateos
2025-12-17  5:34 ` [PATCH 15/20] selftests: ublk: add kublk support for integrity params Caleb Sander Mateos
2025-12-17  5:34 ` [PATCH 16/20] selftests: ublk: implement integrity user copy in kublk Caleb Sander Mateos
2025-12-17  5:34 ` [PATCH 17/20] selftests: ublk: support non-O_DIRECT backing files Caleb Sander Mateos
2025-12-17  5:34 ` [PATCH 18/20] selftests: ublk: add integrity data support to loop target Caleb Sander Mateos
2025-12-17  5:34 ` Caleb Sander Mateos [this message]
2025-12-17  5:34 ` [PATCH 20/20] selftests: ublk: add end-to-end integrity test Caleb Sander Mateos
2025-12-18 16:54 ` (subset) [PATCH 00/20] ublk: add support for integrity data Jens Axboe

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