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add virtio-scsi iothread support

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Signed-off-by: Alexandre Derumier <aderumier@odiso.com>
This commit is contained in:
Alexandre Derumier 2015-04-01 05:11:43 +02:00 committed by Dietmar Maurer
parent a9c3acda26
commit fc8b40fd5f
1 changed files with 17 additions and 3 deletions
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20
PVE/QemuServer.pm
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@ -549,7 +549,7 @@ PVE::JSONSchema::register_standard_option("pve-qm-ide", $idedesc);
my $scsidesc = {
optional => 1,
type => 'string', format => 'pve-qm-drive',
typetext => '[volume=]volume,] [,media=cdrom|disk] [,cyls=c,heads=h,secs=s[,trans=t]] [,snapshot=on|off] [,cache=none|writethrough|writeback|unsafe|directsync] [,format=f] [,backup=yes|no] [,rerror=ignore|report|stop] [,werror=enospc|ignore|report|stop] [,aio=native|threads] [,discard=ignore|on]',
typetext => '[volume=]volume,] [,media=cdrom|disk] [,cyls=c,heads=h,secs=s[,trans=t]] [,snapshot=on|off] [,cache=none|writethrough|writeback|unsafe|directsync] [,format=f] [,backup=yes|no] [,rerror=ignore|report|stop] [,werror=enospc|ignore|report|stop] [,aio=native|threads] [,discard=ignore|on] [,iothread=on]',
description => "Use volume as SCSI hard disk or CD-ROM (n is 0 to " . ($MAX_SCSI_DISKS - 1) . ").",
};
PVE::JSONSchema::register_standard_option("pve-qm-scsi", $scsidesc);
@ -3114,7 +3114,14 @@ sub config_to_command {
$pciaddr = print_pci_addr("$controller_prefix$controller", $bridges);
my $scsihw_type = $scsihw =~ m/^virtio-scsi-single/ ? "virtio-scsi-pci" : $scsihw;
push @$devices, '-device', "$scsihw_type,id=$controller_prefix$controller$pciaddr" if !$scsicontroller->{$controller};
my $iothread = '';
if($conf->{scsihw} && $conf->{scsihw} eq "virtio-scsi-single" && $drive->{iothread}){
$iothread .= ",iothread=iothread-$controller_prefix$controller";
push @$cmd, '-object', "iothread,id=iothread-$controller_prefix$controller";
}
push @$devices, '-device', "$scsihw_type,id=$controller_prefix$controller$pciaddr$iothread" if !$scsicontroller->{$controller};
$scsicontroller->{$controller}=1;
}
@ -3288,12 +3295,18 @@ sub vm_deviceplug {
} elsif ($deviceid =~ m/^(virtioscsi|scsihw)(\d+)$/) {
my $scsihw = defined($conf->{scsihw}) ? $conf->{scsihw} : "lsi";
my $pciaddr = print_pci_addr($deviceid);
my $scsihw_type = $scsihw eq 'virtio-scsi-single' ? "virtio-scsi-pci" : $scsihw;
my $devicefull = "$scsihw_type,id=$deviceid$pciaddr";
if($deviceid =~ m/^virtioscsi(\d+)$/ && $device->{iothread}) {
qemu_iothread_add($vmid, $deviceid, $device);
$devicefull .= ",iothread=iothread-$deviceid";
}
qemu_deviceadd($vmid, $devicefull);
qemu_deviceaddverify($vmid, $deviceid);
@ -3362,6 +3375,7 @@ sub vm_deviceunplug {
qemu_devicedel($vmid, $deviceid);
qemu_devicedelverify($vmid, $deviceid);
qemu_iothread_del($conf, $vmid, $deviceid);
} elsif ($deviceid =~ m/^(scsi)(\d+)$/) {
@ -3496,7 +3510,7 @@ sub qemu_findorcreatescsihw {
my $devices_list = vm_devices_list($vmid);
if(!defined($devices_list->{$scsihwid})) {
vm_deviceplug($storecfg, $conf, $vmid, $scsihwid);
vm_deviceplug($storecfg, $conf, $vmid, $scsihwid, $device);
}
return 1;