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qemuDomainBlockResize: Always refuse resize of empty/readonly disks

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The operation makes no sense regardless of the way how we specify disks.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2022-07-21 12:58:44 +02:00
parent e231bede44
commit 69e3a31729
1 changed files with 7 additions and 6 deletions
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5
src/qemu/qemu_driver.c
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@ -9954,8 +9954,6 @@ qemuDomainBlockResize(virDomainPtr dom,
disk->src->format == VIR_STORAGE_FILE_QED)
size = VIR_ROUND_UP(size, 512);
if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_BLOCKDEV) &&
!qemuDiskBusIsSD(disk->bus)) {
if (virStorageSourceIsEmpty(disk->src) || disk->src->readonly) {
virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
_("can't resize empty or readonly disk '%s'"),
@ -9963,6 +9961,9 @@ qemuDomainBlockResize(virDomainPtr dom,
goto endjob;
}
if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_BLOCKDEV) &&
!qemuDiskBusIsSD(disk->bus)) {
nodename = disk->src->nodeformat;
} else {
if (!(device = qemuAliasDiskDriveFromDisk(disk)))