---
Note: abstract part, apply together with container and qemu-server patch
src/PVE/AbstractConfig.pm | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/src/PVE/AbstractConfig.pm b/src/PVE/AbstractConfig.pm
index 0799c8b..ac12fd1 100644
--- a/src/PVE/AbstractConfig.pm
+++ b/src/PVE/AbstractConfig.pm
@@ -286,6 +286,13 @@ sub __snapshot_rollback_vm_start {
die "abstract method - implement me\n";
}
+# Get list of volume IDs which are referenced in $conf, but not in $snap.
+sub __snapshot_rollback_get_unused {
+ my ($class, $conf, $snap) = @_;
+
+ die "abstract method - implement me\n";
+}
+
# Iterate over all configured volumes, calling $func for each key/value pair.
sub __snapshot_foreach_volume {
my ($class, $conf, $func) = @_;
@@ -603,6 +610,12 @@ sub snapshot_rollback {
my $forcemachine;
if (!$prepare) {
+ my $unused = $class->__snapshot_rollback_get_unused($conf, $snap);
+
+ foreach my $volid (@$unused) {
+ $class->add_unused_volume($conf, $volid);
+ }
+
my $has_machine_config = defined($conf->{machine});
# copy snapshot config to current config
--
2.1.4
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