[PATCH v4 07/11] qemu: hotplug: Remove overlay of <transient> disk on disk unplug
Remove the overlay if the disk was <transient/>. Note that even if we'd
forbid unplug of such a disk through the API, the disk can still be
ejected from the guest.
Signed-off-by: Peter Krempa <pkrempa(a)redhat.com>
---
src/qemu/qemu_hotplug.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index ed4d1580fa..11b549b12b 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -4313,6 +4313,15 @@ qemuDomainRemoveDiskDevice(virQEMUDriverPtr driver,
qemuHotplugRemoveManagedPR(driver, vm, QEMU_ASYNC_JOB_NONE) < 0)
goto cleanup;
+ if (disk->transient) {
+ VIR_DEBUG("Removing transient overlay '%s' of disk
'%s'",
+ disk->src->path, disk->dst);
+ if (qemuDomainStorageFileInit(driver, vm, disk->src, NULL) >= 0) {
+ virStorageFileUnlink(disk->src);
+ virStorageFileDeinit(disk->src);
+ }
+ }
+
ret = 0;
cleanup:
--
2.26.2