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qemu: driver: Prepare qemuDomainBlockResize for blockdev
Use the nodename to resize the device rather than the drive alias. Signed-off-by: Peter Krempa <pkrempa@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
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@ -10943,6 +10943,7 @@ qemuDomainBlockResize(virDomainPtr dom,
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qemuDomainObjPrivatePtr priv;
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int ret = -1;
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char *device = NULL;
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const char *nodename = NULL;
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virDomainDiskDefPtr disk = NULL;
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virCheckFlags(VIR_DOMAIN_BLOCK_RESIZE_BYTES, -1);
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@ -10985,11 +10986,22 @@ qemuDomainBlockResize(virDomainPtr dom,
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disk->src->format == VIR_STORAGE_FILE_QED)
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size = VIR_ROUND_UP(size, 512);
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if (!(device = qemuAliasDiskDriveFromDisk(disk)))
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goto endjob;
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if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_BLOCKDEV)) {
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if (virStorageSourceIsEmpty(disk->src) || disk->src->readonly) {
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virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
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_("can't resize empty or readonly disk '%s'"),
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disk->dst);
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goto endjob;
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}
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nodename = disk->src->nodeformat;
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} else {
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if (!(device = qemuAliasDiskDriveFromDisk(disk)))
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goto endjob;
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}
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qemuDomainObjEnterMonitor(driver, vm);
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if (qemuMonitorBlockResize(priv->mon, device, NULL, size) < 0) {
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if (qemuMonitorBlockResize(priv->mon, device, nodename, size) < 0) {
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ignore_value(qemuDomainObjExitMonitor(driver, vm));
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goto endjob;
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}
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