[pve-devel] [PATCH qemu-server] apply pending changes at vm stop only if the section is not empty

[Oguz Bektas <o.bektas@proxmox.com>]

we also have the same skipping logic when starting vms. this way we
avoid calling 'write_config' when there are no present changes to
commit.

Signed-off-by: Oguz Bektas <o.bektas@proxmox.com>
---
 PVE/QemuServer.pm | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 45b704d..1379f33 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -4998,6 +4998,8 @@ sub vmconfig_delete_or_detach_drive {
 sub vmconfig_apply_pending {
     my ($vmid, $conf, $storecfg, $errors) = @_;
 
+    return if !scalar(keys %{$conf->{pending}});
+
     my $add_apply_error = sub {
 	my ($opt, $msg) = @_;
 	my $err_msg = "unable to apply pending change $opt : $msg";
@@ -5889,7 +5891,7 @@ sub _do_vm_stop {
 		die "VM quit/powerdown failed - got timeout\n";
 	    }
 	} else {
-	    vm_stop_cleanup($storecfg, $vmid, $conf, $keepActive, 1) if $conf;
+	    vm_stop_cleanup($storecfg, $vmid, $conf, $keepActive, scalar(keys %{$conf->{pending}})) if $conf;
 	    return;
 	}
     } else {
@@ -5920,7 +5922,7 @@ sub _do_vm_stop {
 	sleep 1;
     }
 
-    vm_stop_cleanup($storecfg, $vmid, $conf, $keepActive, 1) if $conf;
+    vm_stop_cleanup($storecfg, $vmid, $conf, $keepActive, scalar(keys %{$conf->{pending}})) if $conf;
 }
 
 # Note: use $nocheck to skip tests if VM configuration file exists.
-- 
2.30.2