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add cpu_hotplug

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Signed-off-by: Alexandre Derumier <aderumier@odiso.com>
This commit is contained in:
Alexandre Derumier 2014-01-07 13:32:51 +01:00 committed by Dietmar Maurer
parent 3bd18e48cf
commit 838776ab65
2 changed files with 24 additions and 0 deletions
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4
PVE/API2/Qemu.pm
View File

@ -989,6 +989,10 @@ my $update_vm_api = sub {
PVE::QemuServer::vm_deviceunplug($vmid, $conf, $opt);
}
if($opt eq 'cores' && $conf->{maxcpus}){
PVE::QemuServer::qemu_cpu_hotplug($vmid, $conf, $param->{$opt});
}
$conf->{$opt} = $param->{$opt};
PVE::QemuServer::update_config_nolock($vmid, $conf, 1);
}

20
PVE/QemuServer.pm
View File

@ -2943,6 +2943,26 @@ sub qemu_netdevdel {
return 1;
}
sub qemu_cpu_hotplug {
my ($vmid, $conf, $cores) = @_;
die "new cores config is not defined" if !$cores;
die "you can't add more cores than maxcpus" if $conf->{maxcpus} && ($cores > $conf->{maxcpus});
return if !check_running($vmid);
my $currentcores = $conf->{cores} if $conf->{cores};
die "current cores is not defined" if !$currentcores;
die "maxcpus is not defined" if !$conf->{maxcpus};
raise_param_exc({ 'cores' => "online cpu unplug is not yet possible" }) if($cores < $currentcores);
my $currentrunningcores = vm_mon_cmd($vmid, "query-cpus");
raise_param_exc({ 'cores' => "cores number if running vm is different than configuration" }) if scalar (@{$currentrunningcores}) != $currentcores;
for(my $i = $currentcores; $i < $cores; $i++){
vm_mon_cmd($vmid, "cpu-add", id => int($i));
}
}
sub qemu_block_set_io_throttle {
my ($vmid, $deviceid, $bps, $bps_rd, $bps_wr, $iops, $iops_rd, $iops_wr) = @_;