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qemu_command: Generate cmd line for virtio-mem dynamicMemslots

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This is pretty straightforward.

Resolves: https://issues.redhat.com/browse/RHEL-15316
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Michal Privoznik 2024-01-04 10:49:06 +01:00
parent 6be07af817
commit dab99eedcd
2 changed files with 4 additions and 1 deletions
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3
src/qemu/qemu_command.c
View File

@ -3670,6 +3670,7 @@ qemuBuildMemoryDeviceProps(virQEMUDriverConfig *cfg,
unsigned long long requestedsize = 0;
unsigned long long address = 0;
bool prealloc = false;
virTristateBool dynamicMemslots = VIR_TRISTATE_BOOL_ABSENT;
if (!mem->info.alias) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
@ -3711,6 +3712,7 @@ qemuBuildMemoryDeviceProps(virQEMUDriverConfig *cfg,
blocksize = mem->target.virtio_mem.blocksize;
requestedsize = mem->target.virtio_mem.requestedsize;
address = mem->target.virtio_mem.address;
dynamicMemslots = mem->target.virtio_mem.dynamicMemslots;
break;
case VIR_DOMAIN_MEMORY_MODEL_SGX_EPC:
@ -3733,6 +3735,7 @@ qemuBuildMemoryDeviceProps(virQEMUDriverConfig *cfg,
"s:memdev", memdev,
"B:prealloc", prealloc,
"P:memaddr", address,
"T:dynamic-memslots", dynamicMemslots,
"s:id", mem->info.alias,
NULL) < 0)
return NULL;

2
tests/qemuxmlconfdata/memory-hotplug-virtio-mem.x86_64-latest.args
View File

@ -32,7 +32,7 @@ XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain--1-QEMUGuest1/.config \
-object '{"qom-type":"memory-backend-ram","id":"memvirtiomem0","reserve":false,"size":1073741824}' \
-device '{"driver":"virtio-mem-pci","node":0,"block-size":2097152,"requested-size":536870912,"memdev":"memvirtiomem0","id":"virtiomem0","bus":"pci.0","addr":"0x2"}' \
-object '{"qom-type":"memory-backend-file","id":"memvirtiomem1","mem-path":"/dev/hugepages2M/libvirt/qemu/-1-QEMUGuest1","reserve":false,"size":2147483648,"host-nodes":[1,2,3],"policy":"bind"}' \
-device '{"driver":"virtio-mem-pci","node":0,"block-size":2097152,"requested-size":1073741824,"memdev":"memvirtiomem1","prealloc":true,"memaddr":5637144576,"id":"virtiomem1","bus":"pci.1","addr":"0x1"}' \
-device '{"driver":"virtio-mem-pci","node":0,"block-size":2097152,"requested-size":1073741824,"memdev":"memvirtiomem1","prealloc":true,"memaddr":5637144576,"dynamic-memslots":true,"id":"virtiomem1","bus":"pci.1","addr":"0x1"}' \
-blockdev '{"driver":"host_device","filename":"/dev/HostVG/QEMUGuest1","node-name":"libvirt-1-storage","auto-read-only":true,"discard":"unmap"}' \
-blockdev '{"node-name":"libvirt-1-format","read-only":false,"driver":"raw","file":"libvirt-1-storage"}' \
-device '{"driver":"ide-hd","bus":"ide.0","unit":0,"drive":"libvirt-1-format","id":"ide0-0-0","bootindex":1}' \