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Re: [Qemu-block] [PATCH] iotests: 153: Wait for an answer to QMP command
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From: |
Kevin Wolf |
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Subject: |
Re: [Qemu-block] [PATCH] iotests: 153: Wait for an answer to QMP commands |
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Date: |
Fri, 15 Mar 2019 13:06:08 +0100 |
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User-agent: |
Mutt/1.11.3 (2019-02-01) |
Am 15.03.2019 um 12:46 hat Sergio Lopez geschrieben:
> There are various actions in this test that must be executed
> sequentially, as the result of it depends on the state triggered by the
> previous one.
>
> If the last argument of _send_qemu_cmd() is an empty string, it just
> sends the QMP commands without waiting for an answer. While unlikely, it
> may happen that the next action in the test gets invoked before QEMU
> processes the QMP request.
>
> This issue seems to be easier to reproduce on servers with limited
> resources or highly loaded.
>
> With this change, we wait for an answer on all _send_qemu_cmd() calls.
>
> Signed-off-by: Sergio Lopez <address@hidden>
Thanks, applied to the block branch.
Kevin