From: Fam Zheng <famz@redhat.com>
To: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>,
pbonzini@redhat.com, qemu-block@nongnu.org,
qemu-stable@nongnu.org, Stefan Hajnoczi <stefanha@redhat.com>
Subject: [Qemu-devel] [PATCH v4 3/3] qemu-iotests: Test unaligned sub-block zero write
Date: Mon, 27 Apr 2015 21:18:29 +0800 [thread overview]
Message-ID: <1430140709-13599-4-git-send-email-famz@redhat.com> (raw)
In-Reply-To: <1430140709-13599-1-git-send-email-famz@redhat.com>
Test zero write in byte range 512~1024 for 4k alignment.
Signed-off-by: Fam Zheng <famz@redhat.com>
---
tests/qemu-iotests/033 | 13 +++++++++++++
tests/qemu-iotests/033.out | 30 ++++++++++++++++++++++++++++++
2 files changed, 43 insertions(+)
diff --git a/tests/qemu-iotests/033 b/tests/qemu-iotests/033
index 4008f10..a61d8ce 100755
--- a/tests/qemu-iotests/033
+++ b/tests/qemu-iotests/033
@@ -78,6 +78,19 @@ for align in 512 4k; do
echo
echo "== verifying patterns (2) =="
do_test $align "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io
+
+ echo
+ echo "== rewriting unaligned zeroes =="
+ do_test $align "write -P 0xb 0x0 0x1000" "$TEST_IMG" | _filter_qemu_io
+ do_test $align "write -z 0x200 0x200" "$TEST_IMG" | _filter_qemu_io
+
+ echo
+ echo "== verifying patterns (3) =="
+ do_test $align "read -P 0xb 0x0 0x200" "$TEST_IMG" | _filter_qemu_io
+ do_test $align "read -P 0x0 0x200 0x200" "$TEST_IMG" | _filter_qemu_io
+ do_test $align "read -P 0xb 0x400 0xc00" "$TEST_IMG" | _filter_qemu_io
+
+ echo
done
# success, all done
diff --git a/tests/qemu-iotests/033.out b/tests/qemu-iotests/033.out
index 305949f..c3d18aa 100644
--- a/tests/qemu-iotests/033.out
+++ b/tests/qemu-iotests/033.out
@@ -27,6 +27,21 @@ wrote 65536/65536 bytes at offset 65536
read 131072/131072 bytes at offset 1024
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+== rewriting unaligned zeroes ==
+wrote 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verifying patterns (3) ==
+read 512/512 bytes at offset 0
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3072/3072 bytes at offset 1024
+3 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)
@@ -52,4 +67,19 @@ 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)
+
+== rewriting unaligned zeroes ==
+wrote 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verifying patterns (3) ==
+read 512/512 bytes at offset 0
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3072/3072 bytes at offset 1024
+3 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
*** done
--
1.9.3
next prev parent reply other threads:[~2015-04-27 13:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-27 13:18 [Qemu-devel] [PATCH v4 0/3] block: Fix unaligned bdrv_aio_write_zeroes Fam Zheng
2015-04-27 13:18 ` [Qemu-devel] [PATCH v4 1/3] Revert "block: Fix unaligned zero write" Fam Zheng
2015-04-27 13:18 ` [Qemu-devel] [PATCH v4 2/3] block: Fix NULL deference for unaligned write if qiov is NULL Fam Zheng
2015-04-27 13:18 ` Fam Zheng [this message]
2015-04-27 13:23 ` [Qemu-devel] [PATCH v4 0/3] block: Fix unaligned bdrv_aio_write_zeroes Paolo Bonzini
2015-04-27 13:55 ` Fam Zheng
2015-04-30 13:34 ` Kevin Wolf
2015-05-05 2:42 ` Fam Zheng
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