with pve-qemu-4.0.1-3 or higher it was not possible in a spice remote
session to enable more displays on the fly in linux guests.
Adding the `max_outputs` parameter to the qxl device manually restores
the functionality.
Signed-off-by: Aaron Lauterer <a.laute...@proxmox.com>
---
PVE/QemuServer.pm | 10 +++++++++-
test/cfg2cmd/spice-usb3.conf.cmd | 2 +-
2 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 11e7169..d05707d 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -2184,9 +2184,17 @@ sub print_vga_device {
$type = 'virtio-gpu';
}
my $vgamem_mb = $vga->{memory};
+
+ my $max_outputs = undef;
if ($qxlnum) {
$type = $id ? 'qxl' : 'qxl-vga';
+
+ if ($conf->{ostype} =~ m/^l(?=\d)/) {
+ # set max outputs so linux can have up to 4 qxl displays with one
device
+ $max_outputs = ",max_outputs=4";
+ }
}
+
die "no devicetype for $vga->{type}\n" if !$type;
my $memory = "";
@@ -2218,7 +2226,7 @@ sub print_vga_device {
$pciaddr = print_pci_addr($vgaid, $bridges, $arch, $machine);
}
- return "$type,id=${vgaid}${memory}${pciaddr}";
+ return "$type,id=${vgaid}${memory}${max_outputs}${pciaddr}";
}
sub drive_is_cloudinit {
diff --git a/test/cfg2cmd/spice-usb3.conf.cmd b/test/cfg2cmd/spice-usb3.conf.cmd
index 627c077..d10ba9a 100644
--- a/test/cfg2cmd/spice-usb3.conf.cmd
+++ b/test/cfg2cmd/spice-usb3.conf.cmd
@@ -21,7 +21,7 @@
-device 'nec-usb-xhci,id=xhci,bus=pci.1,addr=0x1b' \
-chardev 'spicevmc,id=usbredirchardev1,name=usbredir' \
-device 'usb-redir,chardev=usbredirchardev1,id=usbredirdev1,bus=xhci.0' \
- -device 'qxl-vga,id=vga,bus=pci.0,addr=0x2' \
+ -device 'qxl-vga,id=vga,max_outputs=4,bus=pci.0,addr=0x2' \
-device 'virtio-serial,id=spice,bus=pci.0,addr=0x9' \
-chardev 'spicevmc,id=vdagent,name=vdagent' \
-device 'virtserialport,chardev=vdagent,name=com.redhat.spice.0' \
--
2.20.1
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