From 7441576422844bf66c7560c5940d8159aa8f6882 Mon Sep 17 00:00:00 2001 From: Fam Zheng Date: Mon, 25 May 2015 04:45:55 +0200 Subject: [PATCH 3/6] qemu-iotests: Test unaligned 4k zero write Message-id: <1432529157-20381-2-git-send-email-famz@redhat.com> Patchwork-id: 65119 O-Subject: [RHEL-7.2 qemu-kvm PATCH v2 1/3] qemu-iotests: Test unaligned 4k zero write Bugzilla: 1200295 RH-Acked-by: Max Reitz RH-Acked-by: Kevin Wolf RH-Acked-by: Stefan Hajnoczi Signed-off-by: Fam Zheng Message-id: 1427160230-4489-3-git-send-email-famz@redhat.com Signed-off-by: Stefan Hajnoczi (cherry picked from commit 61815d6e0aa1a549ad55f6621b6816aa6b1ab757) Signed-off-by: Fam Zheng Signed-off-by: Miroslav Rezanina --- tests/qemu-iotests/033 | 47 +++++++++++++++++++++++++++++----------------- tests/qemu-iotests/033.out | 26 +++++++++++++++++++++++++ 2 files changed, 56 insertions(+), 17 deletions(-) diff --git a/tests/qemu-iotests/033 b/tests/qemu-iotests/033 index ea3351c..4008f10 100755 --- a/tests/qemu-iotests/033 +++ b/tests/qemu-iotests/033 @@ -46,26 +46,39 @@ _supported_os Linux size=128M _make_test_img $size -echo -echo "== preparing image ==" -$QEMU_IO -c "write -P 0xa 0x200 0x400" "$TEST_IMG" | _filter_qemu_io -$QEMU_IO -c "write -P 0xa 0x20000 0x600" "$TEST_IMG" | _filter_qemu_io -$QEMU_IO -c "write -z 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io +do_test() +{ + local align=$1 + local iocmd=$2 + local img=$3 + { + echo "open -o driver=$IMGFMT,file.align=$align blkdebug::$img" + echo $iocmd + } | $QEMU_IO +} + +for align in 512 4k; do + echo + echo "== preparing image ==" + do_test $align "write -P 0xa 0x200 0x400" "$TEST_IMG" | _filter_qemu_io + do_test $align "write -P 0xa 0x20000 0x600" "$TEST_IMG" | _filter_qemu_io + do_test $align "write -z 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io -echo -echo "== verifying patterns (1) ==" -$QEMU_IO -c "read -P 0xa 0x200 0x200" "$TEST_IMG" | _filter_qemu_io -$QEMU_IO -c "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io -$QEMU_IO -c "read -P 0xa 0x20400 0x200" "$TEST_IMG" | _filter_qemu_io + echo + echo "== verifying patterns (1) ==" + do_test $align "read -P 0xa 0x200 0x200" "$TEST_IMG" | _filter_qemu_io + do_test $align "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io + do_test $align "read -P 0xa 0x20400 0x200" "$TEST_IMG" | _filter_qemu_io -echo -echo "== rewriting zeroes ==" -$QEMU_IO -c "write -P 0xb 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io -$QEMU_IO -c "write -z 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io + echo + echo "== rewriting zeroes ==" + do_test $align "write -P 0xb 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io + do_test $align "write -z 0x10000 0x10000" "$TEST_IMG" | _filter_qemu_io -echo -echo "== verifying patterns (2) ==" -$QEMU_IO -c "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io + echo + echo "== verifying patterns (2) ==" + do_test $align "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io +done # success, all done echo "*** done" diff --git a/tests/qemu-iotests/033.out b/tests/qemu-iotests/033.out index 2fe74df..344065f 100644 --- a/tests/qemu-iotests/033.out +++ b/tests/qemu-iotests/033.out @@ -26,4 +26,30 @@ wrote 65536/65536 bytes at offset 65536 == verifying patterns (2) == read 131072/131072 bytes at offset 1024 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== preparing image == +wrote 1024/1024 bytes at offset 512 +1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 1536/1536 bytes at offset 131072 +1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 131072/131072 bytes at offset 1024 +128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== verifying patterns (1) == +read 512/512 bytes at offset 512 +512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 131072/131072 bytes at offset 1024 +128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 512/512 bytes at offset 132096 +512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== rewriting zeroes == +wrote 65536/65536 bytes at offset 65536 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 65536/65536 bytes at offset 65536 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== verifying patterns (2) == +read 131072/131072 bytes at offset 1024 +128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) *** done -- 1.8.3.1