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=== Description (from pull-request) ===
Signed-off-by: Thomas Parrott <thomas.parr...@canonical.com>
From e03b568c88b96247325c65b57fbe5368debfc5b6 Mon Sep 17 00:00:00 2001
From: Thomas Parrott <thomas.parr...@canonical.com>
Date: Mon, 15 Jun 2020 14:15:54 +0100
Subject: [PATCH] lxd/instance/drivers/driver/qemu: Pass-through GPU VGA mode
status from host
Signed-off-by: Thomas Parrott <thomas.parr...@canonical.com>
---
lxd/instance/drivers/driver_qemu.go | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lxd/instance/drivers/driver_qemu.go
b/lxd/instance/drivers/driver_qemu.go
index 785c927c1c..8721ea9e89 100644
--- a/lxd/instance/drivers/driver_qemu.go
+++ b/lxd/instance/drivers/driver_qemu.go
@@ -2061,6 +2061,9 @@ func (vm *qemu) addGPUDevConfig(sb *strings.Builder, bus
*qemuBus, gpuConfig []d
}
}
+ // Pass-through VGA mode if enabled on the host device.
+ vgaMode := shared.PathExists(filepath.Join("/sys/bus/pci/devices",
pciSlotName, "boot_vga"))
+
devBus, devAddr, multi := bus.allocate(fmt.Sprintf("lxd_%s", devName))
tplFields := map[string]interface{}{
"bus": bus.name,
@@ -2070,7 +2073,7 @@ func (vm *qemu) addGPUDevConfig(sb *strings.Builder, bus
*qemuBus, gpuConfig []d
"devName": devName,
"pciSlotName": pciSlotName,
- "vga": true,
+ "vga": vgaMode,
}
// Add main GPU device in VGA mode to qemu config.
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