github/kata-containers
1
0
Fork 1
mirror of https://github.com/kata-containers/kata-containers.git synced 2025-08-13 13:46:46 +00:00
Code Issues Projects Releases Wiki Activity

runtime: QemuVirt: hotadd virtio-mem dev to pcie root port

Browse Source 
Hotplug virtio-mem device to pcie root port for Qemu Virt.

Fixes: #7646
Signed-off-by: Jianyong Wu <jianyong.wu@arm.com>
This commit is contained in:
Jianyong Wu 2023-08-15 06:29:06 +00:00
parent ef18c9550c
commit f9c9d8f645
1 changed files with 11 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/runtime/virtcontainers/qemu.go
View File

@ -937,7 +937,17 @@ func (q *qemu) setupVirtioMem(ctx context.Context) error {
}
}()
err = q.qmpMonitorCh.qmp.ExecMemdevAdd(q.qmpMonitorCh.ctx, memoryBack, "virtiomem", target, sizeMB, share, "virtio-mem-pci", "virtiomem0", addr, bridge.ID)
bridgeID := bridge.ID
// Hot add virtioMem dev to pcie-root-port for QemuVirt
machineType := q.HypervisorConfig().HypervisorMachineType
if machineType == QemuVirt {
addr = "00"
bridgeID = fmt.Sprintf("%s%d", config.PCIeRootPortPrefix, len(config.PCIeDevices[config.RootPort]))
config.PCIeDevices[config.RootPort]["virtiomem"] = true
}
err = q.qmpMonitorCh.qmp.ExecMemdevAdd(q.qmpMonitorCh.ctx, memoryBack, "virtiomem", target, sizeMB, share, "virtio-mem-pci", "virtiomem0", addr, bridgeID)
if err == nil {
q.Logger().Infof("Setup %dMB virtio-mem-pci success", sizeMB)
} else {