Re: [PATCH] qemu: Ignore missing query-migrate-parameters

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On Wed, Apr 26, 2017 at 11:25:46PM +0200, Jiri Denemark wrote:
> Trivially no migration parameters are supported when
> query-migrate-parameters QMP command is missing. There's no need to
> report an error in such case especially when doing so breaks
> compatibility with old QEMU.

I'd suggest adjusting the commit message a bit, since the important part is
that there's a regression, the migration should work regardless of the presence
of the QMP command, and without your patch, it doesn't.

ACK

Erik

>
> https://bugzilla.redhat.com/show_bug.cgi?id=1441934
>
> Signed-off-by: Jiri Denemark <jdenemar@xxxxxxxxxx>
> ---
>  src/qemu/qemu_monitor_json.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
> index 98e3c53f5..083729003 100644
> --- a/src/qemu/qemu_monitor_json.c
> +++ b/src/qemu/qemu_monitor_json.c
> @@ -2660,6 +2660,11 @@ qemuMonitorJSONGetMigrationParams(qemuMonitorPtr mon,
>      if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
>          goto cleanup;
>
> +    if (qemuMonitorJSONHasError(reply, "CommandNotFound")) {
> +        ret = 0;
> +        goto cleanup;
> +    }
> +
>      if (qemuMonitorJSONCheckError(cmd, reply) < 0)
>          goto cleanup;
>
> --
> 2.12.2
>
> --
> libvir-list mailing list
> libvir-list@xxxxxxxxxx
> https://www.redhat.com/mailman/listinfo/libvir-list

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