Disable VM guest boot with '-no-acpi' on nvdimm systems
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
xen (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
Description of problem:
Starting qemu-kvm with '-no-acpi' should fail on systems with nvdimm
Environment:
KVM:kvm-
Base OS: Fedora release 25
Guest OS: Fedora release 25
Platform: SKL-2S
Reproduce steps:
1.Setup the AEP with 1-1-1 configuration on SKL-2S
2.Install Fedora25 on SKL host with ISO(Image path:http://
3.Create the guest with the command:
Expect result:
With no-acpi option, guest shall not be created, qemu report error, no host crash or call trace happens
Actual result:
Guest could bootup but the no pmem device under the /dev/
Fix is in qemu commit:
8cd91acec8 pc: fail memory hot-plug/unplug with -no-acpi and Q35 machine type