[libvirt] [PATCH 01/12] qemu: qemuDomainPMSuspendForDuration: Check availability of agent

[Erik Skultety]

On Fri, Sep 11, 2020 at 03:06:08PM +0800, Lin Ma wrote:
> It requires a guest agent configured and running in the domain's guest
> OS, So check qemu agent during qemuDomainPMSuspendForDuration().
>
> Signed-off-by: Lin Ma <lma at suse.de>
> ---

qemuDomainPMSuspendAgent later in that same function already checks it, we
don't need to check it twice.

NACK

>  src/qemu/qemu_driver.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> index 2e46931c71..bd287f259e 100644
> --- a/src/qemu/qemu_driver.c
> +++ b/src/qemu/qemu_driver.c
> @@ -16820,6 +16820,9 @@ qemuDomainPMSuspendForDuration(virDomainPtr dom,
>      if (virDomainPMSuspendForDurationEnsureACL(dom->conn, vm->def) < 0)
>          goto cleanup;
>
> +    if (!qemuDomainAgentAvailable(vm, true))
> +        goto cleanup;
> +
>      /*
>       * The case we want to handle here is when QEMU has the API (i.e.
>       * QEMU_CAPS_QUERY_CURRENT_MACHINE is set). Otherwise, do not interfere
> --
> 2.26.0
>