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From df86b255911f2a682ffd411f4924442d6b007624 Mon Sep 17 00:00:00 2001
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From: Kevin Wolf <kwolf@redhat.com>
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Date: Tue, 14 Jan 2014 15:37:03 +0100
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Subject: [PATCH 35/37] qemu-iotests: Test pwritev RMW logic
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Message-id: <1392117622-28812-35-git-send-email-kwolf@redhat.com>
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Patchwork-id: 57199
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O-Subject: [RHEL-7.0 qemu-kvm PATCH v2 35/37] qemu-iotests: Test pwritev RMW logic
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Bugzilla: 748906
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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RH-Acked-by: Max Reitz <mreitz@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Reviewed-by: Max Reitz <mreitz@redhat.com>
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(cherry picked from commit 9e1cb96d9a5e434f389a4d7b7ff4dcdd71e8ec0f)
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Conflicts:
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	block.c
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	block/blkdebug.c
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	include/block/block.h
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	tests/qemu-iotests/group
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Conflicts because RHEL 7 doesn't have all blkdebug events that upstream
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has. (Plus group from qemu-iotests.)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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---
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 block.c                    |   7 ++
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 block/blkdebug.c           |   8 ++
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 include/block/block.h      |   8 ++
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 tests/qemu-iotests/077     | 278 +++++++++++++++++++++++++++++++++++++++++++++
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 tests/qemu-iotests/077.out | 202 ++++++++++++++++++++++++++++++++
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 tests/qemu-iotests/group   |   1 +
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 6 files changed, 504 insertions(+)
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 create mode 100755 tests/qemu-iotests/077
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 create mode 100644 tests/qemu-iotests/077.out
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---
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 block.c                    |    7 +
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 block/blkdebug.c           |    8 ++
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 include/block/block.h      |    8 ++
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 tests/qemu-iotests/077     |  278 ++++++++++++++++++++++++++++++++++++++++++++
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 tests/qemu-iotests/077.out |  202 ++++++++++++++++++++++++++++++++
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 tests/qemu-iotests/group   |    1 +
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 6 files changed, 504 insertions(+), 0 deletions(-)
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 create mode 100755 tests/qemu-iotests/077
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 create mode 100644 tests/qemu-iotests/077.out
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diff --git a/block.c b/block.c
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index d18c2df..d063924 100644
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--- a/block.c
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+++ b/block.c
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@@ -2982,10 +2982,13 @@ static int coroutine_fn bdrv_aligned_pwritev(BlockDriverState *bs,
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     assert(!waited || !req->serialising);
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     if (flags & BDRV_REQ_ZERO_WRITE) {
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+        BLKDBG_EVENT(bs, BLKDBG_PWRITEV_ZERO);
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         ret = bdrv_co_do_write_zeroes(bs, sector_num, nb_sectors, flags);
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     } else {
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+        BLKDBG_EVENT(bs, BLKDBG_PWRITEV);
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         ret = drv->bdrv_co_writev(bs, sector_num, nb_sectors, qiov);
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     }
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+    BLKDBG_EVENT(bs, BLKDBG_PWRITEV_DONE);
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     if (ret == 0 && !bs->enable_write_cache) {
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         ret = bdrv_co_flush(bs);
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@@ -3058,11 +3061,13 @@ static int coroutine_fn bdrv_co_do_pwritev(BlockDriverState *bs,
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         };
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         qemu_iovec_init_external(&head_qiov, &head_iov, 1);
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+        BLKDBG_EVENT(bs, BLKDBG_PWRITEV_RMW_HEAD);
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         ret = bdrv_aligned_preadv(bs, &req, offset & ~(align - 1), align,
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                                   align, &head_qiov, 0);
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         if (ret < 0) {
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             goto fail;
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         }
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+        BLKDBG_EVENT(bs, BLKDBG_PWRITEV_RMW_AFTER_HEAD);
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         qemu_iovec_init(&local_qiov, qiov->niov + 2);
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         qemu_iovec_add(&local_qiov, head_buf, offset & (align - 1));
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@@ -3090,11 +3095,13 @@ static int coroutine_fn bdrv_co_do_pwritev(BlockDriverState *bs,
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         };
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         qemu_iovec_init_external(&tail_qiov, &tail_iov, 1);
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+        BLKDBG_EVENT(bs, BLKDBG_PWRITEV_RMW_TAIL);
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         ret = bdrv_aligned_preadv(bs, &req, (offset + bytes) & ~(align - 1), align,
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                                   align, &tail_qiov, 0);
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         if (ret < 0) {
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             goto fail;
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         }
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+        BLKDBG_EVENT(bs, BLKDBG_PWRITEV_RMW_AFTER_TAIL);
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         if (!use_local_qiov) {
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             qemu_iovec_init(&local_qiov, qiov->niov + 1);
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diff --git a/block/blkdebug.c b/block/blkdebug.c
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index 1e772a5..c61ce52 100644
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--- a/block/blkdebug.c
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+++ b/block/blkdebug.c
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@@ -183,6 +183,14 @@ static const char *event_names[BLKDBG_EVENT_MAX] = {
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     [BLKDBG_CLUSTER_ALLOC]                  = "cluster_alloc",
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     [BLKDBG_CLUSTER_ALLOC_BYTES]            = "cluster_alloc_bytes",
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     [BLKDBG_CLUSTER_FREE]                   = "cluster_free",
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+
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+    [BLKDBG_PWRITEV_RMW_HEAD]               = "pwritev_rmw.head",
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+    [BLKDBG_PWRITEV_RMW_AFTER_HEAD]         = "pwritev_rmw.after_head",
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+    [BLKDBG_PWRITEV_RMW_TAIL]               = "pwritev_rmw.tail",
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+    [BLKDBG_PWRITEV_RMW_AFTER_TAIL]         = "pwritev_rmw.after_tail",
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+    [BLKDBG_PWRITEV]                        = "pwritev",
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+    [BLKDBG_PWRITEV_ZERO]                   = "pwritev_zero",
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+    [BLKDBG_PWRITEV_DONE]                   = "pwritev_done",
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 };
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 static int get_event_by_name(const char *name, BlkDebugEvent *event)
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diff --git a/include/block/block.h b/include/block/block.h
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index feb1926..13ef173 100644
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--- a/include/block/block.h
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+++ b/include/block/block.h
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@@ -498,6 +498,14 @@ typedef enum {
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     BLKDBG_CLUSTER_ALLOC_BYTES,
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     BLKDBG_CLUSTER_FREE,
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+    BLKDBG_PWRITEV_RMW_HEAD,
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+    BLKDBG_PWRITEV_RMW_AFTER_HEAD,
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+    BLKDBG_PWRITEV_RMW_TAIL,
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+    BLKDBG_PWRITEV_RMW_AFTER_TAIL,
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+    BLKDBG_PWRITEV,
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+    BLKDBG_PWRITEV_ZERO,
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+    BLKDBG_PWRITEV_DONE,
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+
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     BLKDBG_EVENT_MAX,
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 } BlkDebugEvent;
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diff --git a/tests/qemu-iotests/077 b/tests/qemu-iotests/077
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new file mode 100755
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index 0000000..bbf7b51
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--- /dev/null
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+++ b/tests/qemu-iotests/077
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@@ -0,0 +1,278 @@
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+#!/bin/bash
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+#
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+# Test concurrent pread/pwrite
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+#
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+# Copyright (C) 2014 Red Hat, Inc.
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+#
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 2 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program.  If not, see <http: www.gnu.org="" licenses=""/>.
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+#
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+
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+# creator
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+owner=kwolf@redhat.com
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+
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+seq=`basename $0`
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+echo "QA output created by $seq"
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+
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+here=`pwd`
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+tmp=/tmp/$$
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+status=1	# failure is the default!
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+
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+_cleanup()
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+{
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+	_cleanup_test_img
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+}
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+trap "_cleanup; exit \$status" 0 1 2 3 15
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+
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+# get standard environment, filters and checks
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+. ./common.rc
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+. ./common.filter
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+
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+_supported_fmt generic
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+_supported_proto generic
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+_supported_os Linux
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+
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+CLUSTER_SIZE=4k
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+size=128M
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+
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+_make_test_img $size
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+
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+echo
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+echo "== Some concurrent requests involving RMW =="
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+
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+function test_io()
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+{
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+echo "open -o file.align=4k blkdebug::$TEST_IMG"
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+# A simple RMW request
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+cat  <
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+aio_write -P 10 0x200 0x200
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+aio_flush
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+EOF
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+
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+# Sequential RMW requests on the same physical sector
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+off=0x1000
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+for ev in "head" "after_head" "tail" "after_tail"; do
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+cat  <
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+break pwritev_rmw.$ev A
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+aio_write -P 10 $((off + 0x200)) 0x200
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+wait_break A
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+aio_write -P 11 $((off + 0x400)) 0x200
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+sleep 100
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+resume A
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+aio_flush
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+EOF
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+off=$((off + 0x1000))
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+done
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+
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+# Chained dependencies
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+cat  <
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+break pwritev_rmw.after_tail A
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+aio_write -P 10 0x5000 0x200
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+wait_break A
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+aio_write -P 11 0x5200 0x200
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+aio_write -P 12 0x5400 0x200
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+aio_write -P 13 0x5600 0x200
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+aio_write -P 14 0x5800 0x200
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+aio_write -P 15 0x5a00 0x200
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+aio_write -P 16 0x5c00 0x200
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+aio_write -P 17 0x5e00 0x200
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+sleep 100
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+resume A
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+aio_flush
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+EOF
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+
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+# Overlapping multiple requests
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+cat  <
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+break pwritev_rmw.after_tail A
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+aio_write -P 10 0x6000 0x200
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+wait_break A
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+break pwritev_rmw.after_head B
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+aio_write -P 10 0x7e00 0x200
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+wait_break B
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+aio_write -P 11 0x6800 0x1000
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+resume A
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+sleep 100
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+resume B
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+aio_flush
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+EOF
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+
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+cat  <
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+break pwritev_rmw.after_tail A
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+aio_write -P 10 0x8000 0x200
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+wait_break A
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+break pwritev_rmw.after_head B
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+aio_write -P 10 0x9e00 0x200
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+wait_break B
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+aio_write -P 11 0x8800 0x1000
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+resume B
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+sleep 100
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+resume A
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+aio_flush
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+EOF
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+
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+cat  <
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+break pwritev_rmw.after_tail A
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+aio_write -P 10 0xa000 0x200
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+wait_break A
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+aio_write -P 11 0xa800 0x1000
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+break pwritev_rmw.after_head B
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+aio_write -P 10 0xbe00 0x200
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+wait_break B
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+resume A
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+sleep 100
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+resume B
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+aio_flush
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+EOF
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+
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+cat  <
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+break pwritev_rmw.after_tail A
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+aio_write -P 10 0xc000 0x200
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+wait_break A
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+aio_write -P 11 0xc800 0x1000
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+break pwritev_rmw.after_head B
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+aio_write -P 10 0xde00 0x200
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+wait_break B
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+resume B
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+sleep 100
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+resume A
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+aio_flush
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+EOF
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+
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+# Only RMW for the tail part
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+cat  <
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+break pwritev_rmw.after_tail A
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+aio_write -P 10 0xe000 0x1800
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+wait_break A
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+aio_write -P 11 0xf000 0xc00
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+sleep 100
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+resume A
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+aio_flush
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+EOF
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+
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+cat  <
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+break pwritev A
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+aio_write -P 10 0x10000 0x800
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+wait_break A
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+break pwritev_rmw.after_tail B
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+aio_write -P 11 0x10000 0x400
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+break pwritev_done C
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+resume A
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+wait_break C
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+resume C
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+sleep 100
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+wait_break B
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+resume B
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+aio_flush
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+EOF
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+
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+cat  <
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+break pwritev A
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+aio_write -P 10 0x11000 0x800
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+wait_break A
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+aio_write -P 11 0x11000 0x1000
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+sleep 100
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+resume A
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+aio_flush
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+EOF
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+}
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+
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+test_io | $QEMU_IO  | _filter_qemu_io | \
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+    sed -e 's,[0-9/]* bytes at offset [0-9]*,XXX/XXX bytes at offset XXX,g' \
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+        -e 's/^[0-9]* \(bytes\|KiB\)/XXX bytes/' \
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+        -e '/Suspended/d'
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+
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+echo
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+echo "== Verify image content =="
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+
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+function verify_io()
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+{
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+    # A simple RMW request
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+    echo read -P 0       0 0x200
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+    echo read -P 10  0x200 0x200
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+    echo read -P 0   0x400 0xc00
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+
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+    # Sequential RMW requests on the same physical sector
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+    echo read -P 0  0x1000 0x200
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+    echo read -P 10 0x1200 0x200
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+    echo read -P 11 0x1400 0x200
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+    echo read -P 0  0x1600 0xa00
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+
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+    echo read -P 0  0x2000 0x200
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+    echo read -P 10 0x2200 0x200
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+    echo read -P 11 0x2400 0x200
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+    echo read -P 0  0x2600 0xa00
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+
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+    echo read -P 0  0x3000 0x200
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+    echo read -P 10 0x3200 0x200
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+    echo read -P 11 0x3400 0x200
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+    echo read -P 0  0x3600 0xa00
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+
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+    echo read -P 0  0x4000 0x200
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+    echo read -P 10 0x4200 0x200
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+    echo read -P 11 0x4400 0x200
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+    echo read -P 0  0x4600 0xa00
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+
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+    # Chained dependencies
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+    echo read -P 10 0x5000 0x200
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+    echo read -P 11 0x5200 0x200
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+    echo read -P 12 0x5400 0x200
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+    echo read -P 13 0x5600 0x200
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+    echo read -P 14 0x5800 0x200
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+    echo read -P 15 0x5a00 0x200
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+    echo read -P 16 0x5c00 0x200
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+    echo read -P 17 0x5e00 0x200
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+
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+    # Overlapping multiple requests
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+    echo read -P 10 0x6000 0x200
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+    echo read -P  0 0x6200 0x600
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+    echo read -P 11 0x6800 0x1000
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+    echo read -P  0 0x7800 0x600
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+    echo read -P 10 0x7e00 0x200
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+
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+    echo read -P 10 0x8000 0x200
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+    echo read -P  0 0x8200 0x600
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+    echo read -P 11 0x8800 0x1000
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+    echo read -P  0 0x9800 0x600
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+    echo read -P 10 0x9e00 0x200
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+
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+    echo read -P 10 0xa000 0x200
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+    echo read -P  0 0xa200 0x600
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+    echo read -P 11 0xa800 0x1000
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+    echo read -P  0 0xb800 0x600
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+    echo read -P 10 0xbe00 0x200
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+
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+    echo read -P 10 0xc000 0x200
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+    echo read -P  0 0xc200 0x600
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+    echo read -P 11 0xc800 0x1000
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+    echo read -P  0 0xd800 0x600
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+    echo read -P 10 0xde00 0x200
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+
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+    # Only RMW for the tail part
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+    echo read -P 10 0xe000 0x1000
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+    echo read -P 11 0xf800 0x400
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+    echo read -P  0 0xfc00 0x400
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+
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+    echo read -P 11 0x10000 0x400
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+    echo read -P 10 0x10400 0x400
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+
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+    echo read -P 11 0x11800 0x800
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+}
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+
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+verify_io | $QEMU_IO "$TEST_IMG" | _filter_qemu_io
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+
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+_check_test_img
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+
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+# success, all done
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+echo "*** done"
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+rm -f $seq.full
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+status=0
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diff --git a/tests/qemu-iotests/077.out b/tests/qemu-iotests/077.out
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new file mode 100644
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index 0000000..ab61234
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--- /dev/null
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+++ b/tests/qemu-iotests/077.out
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@@ -0,0 +1,202 @@
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+QA output created by 077
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+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 
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+
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+== Some concurrent requests involving RMW ==
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+wrote XXX/XXX bytes at offset XXX
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+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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+blkdebug: Resuming request 'A'
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+wrote XXX/XXX bytes at offset XXX
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+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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+wrote XXX/XXX bytes at offset XXX
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+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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+blkdebug: Resuming request 'A'
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+wrote XXX/XXX bytes at offset XXX
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+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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+wrote XXX/XXX bytes at offset XXX
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+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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+blkdebug: Resuming request 'A'
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+wrote XXX/XXX bytes at offset XXX
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+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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+wrote XXX/XXX bytes at offset XXX
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+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
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+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'B'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'B'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'B'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'B'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+blkdebug: Resuming request 'C'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'B'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+blkdebug: Resuming request 'A'
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+wrote XXX/XXX bytes at offset XXX
0a122b
+XXX bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+
0a122b
+== Verify image content ==
0a122b
+read 512/512 bytes at offset 0
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 512
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 3072/3072 bytes at offset 1024
0a122b
+3 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 4096
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 4608
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 5120
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 2560/2560 bytes at offset 5632
0a122b
+2.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 8192
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 8704
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 9216
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 2560/2560 bytes at offset 9728
0a122b
+2.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 12288
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 12800
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 13312
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 2560/2560 bytes at offset 13824
0a122b
+2.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 16384
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 16896
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 17408
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 2560/2560 bytes at offset 17920
0a122b
+2.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 20480
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 20992
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 21504
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 22016
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 22528
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 23040
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 23552
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 24064
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 24576
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 25088
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 4096/4096 bytes at offset 26624
0a122b
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 30720
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 32256
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 32768
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 33280
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 4096/4096 bytes at offset 34816
0a122b
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 38912
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 40448
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 40960
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 41472
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 4096/4096 bytes at offset 43008
0a122b
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 47104
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 48640
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 49152
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 49664
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 4096/4096 bytes at offset 51200
0a122b
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1536/1536 bytes at offset 55296
0a122b
+1.500 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 512/512 bytes at offset 56832
0a122b
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 4096/4096 bytes at offset 57344
0a122b
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1024/1024 bytes at offset 63488
0a122b
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1024/1024 bytes at offset 64512
0a122b
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1024/1024 bytes at offset 65536
0a122b
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 1024/1024 bytes at offset 66560
0a122b
+1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+read 2048/2048 bytes at offset 71680
0a122b
+2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
0a122b
+No errors were found on the image.
0a122b
+*** done
0a122b
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
0a122b
index 50a726e..dd70acb 100644
0a122b
--- a/tests/qemu-iotests/group
0a122b
+++ b/tests/qemu-iotests/group
0a122b
@@ -71,3 +71,4 @@
0a122b
 067 rw auto
0a122b
 068 rw auto
0a122b
 070 rw auto
0a122b
+077 rw auto
0a122b
-- 
0a122b
1.7.1
0a122b