Signed-off-by: Alexandre Derumier <aderum...@odiso.com>
---
 PVE/QemuServer.pm | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 3cd4475..fe40140 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -67,6 +67,17 @@ 
PVE::JSONSchema::register_standard_option('pve-snapshot-name', {
 
 #no warnings 'redefine';
 
+sub cgroups_write {
+   my ($controller, $vmid, $option, $value) = @_;
+
+   my $root_path = "/sys/fs/cgroup/";
+   my $vm_path = $root_path.$controller."/qemu.slice/$vmid.scope";
+   return if !$vm_path;
+
+   PVE::ProcFSTools::write_proc_entry("$vm_path/$option", $value);
+
+}
+
 unless(defined(&_VZSYSCALLS_H_)) {
     eval 'sub _VZSYSCALLS_H_ () {1;}' unless defined(&_VZSYSCALLS_H_);
     require 'sys/syscall.ph';
@@ -3906,6 +3917,8 @@ sub vmconfig_hotplug_pending {
            } elsif ($opt =~ m/^memory$/) {
                die "skip\n" if !$hotplug_features->{memory};
                qemu_memory_hotplug($vmid, $conf, $defaults, $opt);
+           } elsif ($opt eq 'cpuunits') {
+               cgroups_write("cpu", $vmid, "cpu.shares", 
$defaults->{cpuunits});
            } else {
                die "skip\n";
            }
@@ -3959,6 +3972,8 @@ sub vmconfig_hotplug_pending {
            } elsif ($opt =~ m/^memory$/) { #dimms
                die "skip\n" if !$hotplug_features->{memory};
                $value = qemu_memory_hotplug($vmid, $conf, $defaults, $opt, 
$value);
+           } elsif ($opt eq 'cpuunits') {
+               cgroups_write("cpu", $vmid, "cpu.shares", 
$conf->{pending}->{$opt});
            } else {
                die "skip\n";  # skip non-hot-pluggable options
            }
-- 
2.1.4

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