Re: [pve-devel] [PATCH qemu-server] qemu-agent: allow hotplug of fstrim_cloned_disk option.

[Thomas Lamprecht <t.lamprecht@proxmox.com>]

On 03.09.21 08:36, Alexandre Derumier wrote:
> This option don't have any impact on device itself.
> 
> Signed-off-by: Alexandre Derumier <aderumier@odiso.com>
> ---
>  PVE/QemuServer.pm | 19 +++++++++++++++++++
>  1 file changed, 19 insertions(+)
> 
> diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
> index cc73af8..09701e0 100644
> --- a/PVE/QemuServer.pm
> +++ b/PVE/QemuServer.pm
> @@ -4743,6 +4743,8 @@ sub vmconfig_hotplug_pending {
>  	    } elsif ($opt eq 'cpulimit') {
>  		my $cpulimit = $conf->{pending}->{$opt} == 0 ? -1 : int($conf->{pending}->{$opt} * 100000);
>  		$cgroup->change_cpu_quota($cpulimit, 100000);
> +	    } elsif ($opt eq 'agent') {
> +		vmconfig_update_agent($conf, $opt, $value);
>  	    } else {
>  		die "skip\n";  # skip non-hot-pluggable options
>  	    }
> @@ -4902,6 +4904,23 @@ sub vmconfig_update_net {
>      }
>  }
>  
> +sub vmconfig_update_agent {
> +    my ($conf, $opt, $value) = @_;
> +
> +    if ($conf->{$opt} && (my $old_agent = parse_guest_agent($conf))) {
> +
> +	my $agent = parse_guest_agent({$opt => $value});
> +
> +	# skip non hotpluggable value
> +	if (safe_string_ne($agent->{enabled}, $old_agent->{enabled}) ||
> +	    safe_string_ne($agent->{type}, $old_agent->{type})) {
> +		    die "skip\n";
> +	}
> +    }
> +    die "skip\n";

but this method always skips no matter what?

> +
> +}
> +
>  sub vmconfig_update_disk {
>      my ($storecfg, $conf, $hotplug, $vmid, $opt, $value, $arch, $machine_type) = @_;
>  
>