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Re: [PATCH v2 for-6.0 0/8] nbd reconnect on open
From: |
Eric Blake |
Subject: |
Re: [PATCH v2 for-6.0 0/8] nbd reconnect on open |
Date: |
Wed, 20 Jan 2021 20:17:50 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 |
On 11/30/20 7:40 AM, Vladimir Sementsov-Ogievskiy wrote:
> Hi all! There is a new feature: reconnect on open. It is useful when
> start of vm and start of nbd server are not simple to sync.
>
> v2: rebase on master.
> Also, I've discovered that I've sent downstream version of test which
> doesn't work here. So, the test is rewritten (with appropriate
> improvements of iotests.py)
Because of my questions on 2, I haven't queued the series yet; but 3 and
4 were independent enough to take now.
>
> Vladimir Sementsov-Ogievskiy (8):
> block/nbd: move initial connect to coroutine
> nbd: allow reconnect on open, with corresponding new options
> iotests.py: fix qemu_tool_pipe_and_status()
> iotests.py: qemu_io(): reuse qemu_tool_pipe_and_status()
> iotests.py: add qemu_tool_popen()
> iotests.py: add and use qemu_io_wrap_args()
> iotests.py: add qemu_io_popen()
> iotests: add 306 to test reconnect on nbd open
>
> block/nbd.c | 173 +++++++++++++++++++++++++---------
> tests/qemu-iotests/306 | 71 ++++++++++++++
> tests/qemu-iotests/306.out | 11 +++
> tests/qemu-iotests/group | 1 +
> tests/qemu-iotests/iotests.py | 56 +++++++----
> 5 files changed, 246 insertions(+), 66 deletions(-)
> create mode 100755 tests/qemu-iotests/306
> create mode 100644 tests/qemu-iotests/306.out
>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3226
Virtualization: qemu.org | libvirt.org