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https://gitlab.com/libvirt/libvirt.git
synced 2024-12-24 06:35:24 +00:00
Make hotplug use new device_add where possible
Since QEMU startup uses the new -device argument, the hotplug code needs todo the same. This converts disk, network and host device hotplug to use the device_add command * src/qemu/qemu_driver.c: Use new device_add monitor APIs whereever possible
This commit is contained in:
parent
5ec6cf7fb8
commit
264e98d6a8
@ -5192,12 +5192,14 @@ error:
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static int qemudDomainAttachPciDiskDevice(virConnectPtr conn,
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struct qemud_driver *driver,
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virDomainObjPtr vm,
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virDomainDiskDefPtr disk)
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virDomainDiskDefPtr disk,
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int qemuCmdFlags)
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{
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int i, ret;
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const char* type = virDomainDiskBusTypeToString(disk->bus);
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qemuDomainObjPrivatePtr priv = vm->privateData;
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virDomainDevicePCIAddress guestAddr;
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char *devstr = NULL;
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char *drivestr = NULL;
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for (i = 0 ; i < vm->def->ndisks ; i++) {
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if (STREQ(vm->def->disks[i]->dst, disk->dst)) {
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@ -5212,28 +5214,52 @@ static int qemudDomainAttachPciDiskDevice(virConnectPtr conn,
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driver->securityDriver->domainSetSecurityImageLabel(conn, vm, disk) < 0)
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return -1;
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) {
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if (!(drivestr = qemuBuildDriveStr(disk, 0, qemuCmdFlags)))
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goto error;
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if (!(devstr = qemuBuildDriveDevStr(NULL, disk)))
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goto error;
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}
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if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) {
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virReportOOMError(conn);
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goto error;
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}
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qemuDomainObjEnterMonitorWithDriver(driver, vm);
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ret = qemuMonitorAddPCIDisk(priv->mon,
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disk->src,
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type,
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&guestAddr);
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) {
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ret = qemuMonitorAddDrive(priv->mon, drivestr);
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if (ret == 0)
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qemuMonitorAddDevice(priv->mon, devstr);
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/* XXX remove the drive upon fail */
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} else {
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virDomainDevicePCIAddress guestAddr;
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ret = qemuMonitorAddPCIDisk(priv->mon,
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disk->src,
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type,
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&guestAddr);
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if (ret == 0) {
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disk->info.type = VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI;
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memcpy(&disk->info.addr.pci, &guestAddr, sizeof(guestAddr));
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}
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}
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qemuDomainObjExitMonitorWithDriver(driver, vm);
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if (ret < 0)
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goto error;
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disk->info.type = VIR_DOMAIN_DEVICE_ADDRESS_TYPE_PCI;
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memcpy(&disk->info.addr.pci, &guestAddr, sizeof(guestAddr));
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virDomainDiskInsertPreAlloced(vm->def, disk);
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VIR_FREE(devstr);
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VIR_FREE(drivestr);
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return 0;
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error:
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VIR_FREE(devstr);
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VIR_FREE(drivestr);
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if (driver->securityDriver &&
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driver->securityDriver->domainRestoreSecurityImageLabel &&
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driver->securityDriver->domainRestoreSecurityImageLabel(conn, vm, disk) < 0)
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@ -5246,10 +5272,13 @@ error:
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static int qemudDomainAttachPciControllerDevice(virConnectPtr conn,
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struct qemud_driver *driver,
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virDomainObjPtr vm,
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virDomainControllerDefPtr controller)
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virDomainControllerDefPtr controller,
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int qemuCmdFlags)
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{
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int i, ret;
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int i;
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int ret = -1;
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const char* type = virDomainControllerTypeToString(controller->type);
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char *devstr = NULL;
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qemuDomainObjPrivatePtr priv = vm->privateData;
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for (i = 0 ; i < vm->def->ncontrollers ; i++) {
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@ -5262,15 +5291,24 @@ static int qemudDomainAttachPciControllerDevice(virConnectPtr conn,
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}
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}
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if (!(devstr = qemuBuildControllerDevStr(controller))) {
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virReportOOMError(NULL);
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goto cleanup;
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}
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if (VIR_REALLOC_N(vm->def->controllers, vm->def->ncontrollers+1) < 0) {
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virReportOOMError(conn);
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return -1;
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virReportOOMError(NULL);
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goto cleanup;
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}
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qemuDomainObjEnterMonitorWithDriver(driver, vm);
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ret = qemuMonitorAttachPCIDiskController(priv->mon,
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type,
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&controller->info.addr.pci);
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) {
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ret = qemuMonitorAddDevice(priv->mon, devstr);
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} else {
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ret = qemuMonitorAttachPCIDiskController(priv->mon,
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type,
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&controller->info.addr.pci);
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}
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qemuDomainObjExitMonitorWithDriver(driver, vm);
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if (ret == 0) {
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@ -5278,6 +5316,8 @@ static int qemudDomainAttachPciControllerDevice(virConnectPtr conn,
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virDomainControllerInsertPreAlloced(vm->def, controller);
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}
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cleanup:
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VIR_FREE(devstr);
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return ret;
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}
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@ -5286,7 +5326,8 @@ static virDomainControllerDefPtr
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qemuDomainFindOrCreateSCSIDiskController(virConnectPtr conn,
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struct qemud_driver *driver,
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virDomainObjPtr vm,
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int controller)
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int controller,
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int qemuCmdFlags)
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{
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int i;
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virDomainControllerDefPtr cont;
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@ -5311,7 +5352,7 @@ qemuDomainFindOrCreateSCSIDiskController(virConnectPtr conn,
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VIR_INFO0("No SCSI controller present, hotplugging one");
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if (qemudDomainAttachPciControllerDevice(conn, driver,
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vm, cont) < 0) {
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vm, cont, qemuCmdFlags) < 0) {
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VIR_FREE(cont);
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return NULL;
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}
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@ -5327,9 +5368,9 @@ static int qemudDomainAttachSCSIDisk(virConnectPtr conn,
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{
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int i;
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qemuDomainObjPrivatePtr priv = vm->privateData;
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virDomainDeviceDriveAddress driveAddr;
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virDomainControllerDefPtr cont;
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char *drivestr = NULL;
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char *devstr = NULL;
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int ret = -1;
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for (i = 0 ; i < vm->def->ndisks ; i++) {
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@ -5352,6 +5393,9 @@ static int qemudDomainAttachSCSIDisk(virConnectPtr conn,
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if (!(drivestr = qemuBuildDriveStr(disk, 0, qemuCmdFlags)))
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goto error;
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if ((qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) &&
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!(devstr = qemuBuildDriveDevStr(NULL, disk)))
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goto error;
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/* We should have an adddress now, so make sure */
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if (disk->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE) {
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@ -5362,7 +5406,7 @@ static int qemudDomainAttachSCSIDisk(virConnectPtr conn,
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}
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for (i = 0 ; i <= disk->info.addr.drive.controller ; i++) {
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cont = qemuDomainFindOrCreateSCSIDiskController(conn, driver, vm, i);
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cont = qemuDomainFindOrCreateSCSIDiskController(conn, driver, vm, i, qemuCmdFlags);
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if (!cont)
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goto error;
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}
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@ -5379,26 +5423,42 @@ static int qemudDomainAttachSCSIDisk(virConnectPtr conn,
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}
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qemuDomainObjEnterMonitorWithDriver(driver, vm);
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ret = qemuMonitorAttachDrive(priv->mon,
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drivestr,
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&cont->info.addr.pci,
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&driveAddr);
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) {
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ret = qemuMonitorAddDrive(priv->mon,
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drivestr);
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if (ret == 0)
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ret = qemuMonitorAddDevice(priv->mon,
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devstr);
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/* XXX should call 'drive_del' on error but this does not exist yet */
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} else {
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virDomainDeviceDriveAddress driveAddr;
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ret = qemuMonitorAttachDrive(priv->mon,
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drivestr,
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&cont->info.addr.pci,
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&driveAddr);
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if (ret == 0) {
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/* XXX we should probably validate that the addr matches
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* our existing defined addr instead of overwriting */
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disk->info.type = VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE;
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memcpy(&disk->info.addr.drive, &driveAddr, sizeof(driveAddr));
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}
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}
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qemuDomainObjExitMonitorWithDriver(driver, vm);
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if (ret < 0)
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goto error;
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/* XXX we should probably validate that the addr matches
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* our existing defined addr instead of overwriting */
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disk->info.type = VIR_DOMAIN_DEVICE_ADDRESS_TYPE_DRIVE;
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memcpy(&disk->info.addr.drive, &driveAddr, sizeof(driveAddr));
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virDomainDiskInsertPreAlloced(vm->def, disk);
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VIR_FREE(devstr);
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VIR_FREE(drivestr);
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return 0;
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error:
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VIR_FREE(devstr);
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VIR_FREE(drivestr);
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if (driver->securityDriver &&
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driver->securityDriver->domainRestoreSecurityImageLabel &&
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driver->securityDriver->domainRestoreSecurityImageLabel(conn, vm, disk) < 0)
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@ -5411,10 +5471,13 @@ error:
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static int qemudDomainAttachUsbMassstorageDevice(virConnectPtr conn,
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struct qemud_driver *driver,
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virDomainObjPtr vm,
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virDomainDiskDefPtr disk)
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virDomainDiskDefPtr disk,
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int qemuCmdFlags)
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{
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qemuDomainObjPrivatePtr priv = vm->privateData;
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int i, ret;
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char *drivestr = NULL;
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char *devstr = NULL;
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for (i = 0 ; i < vm->def->ndisks ; i++) {
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if (STREQ(vm->def->disks[i]->dst, disk->dst)) {
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@ -5435,13 +5498,29 @@ static int qemudDomainAttachUsbMassstorageDevice(virConnectPtr conn,
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goto error;
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}
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) {
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if (!(drivestr = qemuBuildDriveStr(disk, 0, qemuCmdFlags)))
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goto error;
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if (!(devstr = qemuBuildDriveDevStr(NULL, disk)))
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goto error;
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}
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if (VIR_REALLOC_N(vm->def->disks, vm->def->ndisks+1) < 0) {
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virReportOOMError(conn);
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goto error;
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}
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qemuDomainObjEnterMonitorWithDriver(driver, vm);
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ret = qemuMonitorAddUSBDisk(priv->mon, disk->src);
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) {
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ret = qemuMonitorAddDrive(priv->mon,
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drivestr);
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if (ret == 0)
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ret = qemuMonitorAddDevice(priv->mon,
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devstr);
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/* XXX should call 'drive_del' on error but this does not exist yet */
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} else {
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ret = qemuMonitorAddUSBDisk(priv->mon, disk->src);
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}
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qemuDomainObjExitMonitorWithDriver(driver, vm);
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if (ret < 0)
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@ -5449,9 +5528,15 @@ static int qemudDomainAttachUsbMassstorageDevice(virConnectPtr conn,
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virDomainDiskInsertPreAlloced(vm->def, disk);
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VIR_FREE(devstr);
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VIR_FREE(drivestr);
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return 0;
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error:
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VIR_FREE(devstr);
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VIR_FREE(drivestr);
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if (driver->securityDriver &&
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driver->securityDriver->domainRestoreSecurityImageLabel &&
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driver->securityDriver->domainRestoreSecurityImageLabel(conn, vm, disk) < 0)
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@ -5594,12 +5679,14 @@ no_memory:
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static int qemudDomainAttachHostPciDevice(virConnectPtr conn,
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struct qemud_driver *driver,
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virDomainObjPtr vm,
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virDomainHostdevDefPtr hostdev)
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virDomainHostdevDefPtr hostdev,
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int qemuCmdFlags)
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{
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qemuDomainObjPrivatePtr priv = vm->privateData;
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pciDevice *pci;
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int ret;
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virDomainDevicePCIAddress guestAddr;
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char *devstr = NULL;
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if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs+1) < 0) {
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virReportOOMError(conn);
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@ -5626,10 +5713,17 @@ static int qemudDomainAttachHostPciDevice(virConnectPtr conn,
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return -1;
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}
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if ((qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) &&
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!(devstr = qemuBuildPCIHostdevDevStr(hostdev)))
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goto error;
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qemuDomainObjEnterMonitorWithDriver(driver, vm);
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ret = qemuMonitorAddPCIHostDevice(priv->mon,
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&hostdev->source.subsys.u.pci,
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&guestAddr);
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE)
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ret = qemuMonitorAddDevice(priv->mon, devstr);
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else
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ret = qemuMonitorAddPCIHostDevice(priv->mon,
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&hostdev->source.subsys.u.pci,
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&guestAddr);
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qemuDomainObjExitMonitorWithDriver(driver, vm);
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if (ret < 0)
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goto error;
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@ -5638,9 +5732,12 @@ static int qemudDomainAttachHostPciDevice(virConnectPtr conn,
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vm->def->hostdevs[vm->def->nhostdevs++] = hostdev;
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VIR_FREE(devstr);
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return 0;
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error:
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VIR_FREE(devstr);
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pciDeviceListDel(conn, driver->activePciHostdevs, pci);
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return -1;
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@ -5650,39 +5747,50 @@ error:
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static int qemudDomainAttachHostUsbDevice(virConnectPtr conn,
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struct qemud_driver *driver,
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virDomainObjPtr vm,
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virDomainHostdevDefPtr hostdev)
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virDomainHostdevDefPtr hostdev,
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int qemuCmdFlags)
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{
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int ret;
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qemuDomainObjPrivatePtr priv = vm->privateData;
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char *devstr = NULL;
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if ((qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE) &&
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!(devstr = qemuBuildPCIHostdevDevStr(hostdev)))
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goto error;
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if (VIR_REALLOC_N(vm->def->hostdevs, vm->def->nhostdevs+1) < 0) {
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virReportOOMError(conn);
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return -1;
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goto error;
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}
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qemuDomainObjEnterMonitorWithDriver(driver, vm);
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if (hostdev->source.subsys.u.usb.vendor) {
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ret = qemuMonitorAddUSBDeviceMatch(priv->mon,
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hostdev->source.subsys.u.usb.vendor,
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hostdev->source.subsys.u.usb.product);
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} else {
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if (qemuCmdFlags & QEMUD_CMD_FLAG_DEVICE)
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ret = qemuMonitorAddDevice(priv->mon, devstr);
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else
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ret = qemuMonitorAddUSBDeviceExact(priv->mon,
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hostdev->source.subsys.u.usb.bus,
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hostdev->source.subsys.u.usb.device);
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}
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qemuDomainObjExitMonitorWithDriver(driver, vm);
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if (ret < 0)
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goto error;
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if (ret == 0)
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vm->def->hostdevs[vm->def->nhostdevs++] = hostdev;
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vm->def->hostdevs[vm->def->nhostdevs++] = hostdev;
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return ret;
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VIR_FREE(devstr);
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return 0;
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error:
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VIR_FREE(devstr);
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return -1;
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}
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static int qemudDomainAttachHostDevice(virConnectPtr conn,
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struct qemud_driver *driver,
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virDomainObjPtr vm,
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virDomainHostdevDefPtr hostdev)
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virDomainHostdevDefPtr hostdev,
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int qemuCmdFlags)
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{
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if (hostdev->mode != VIR_DOMAIN_HOSTDEV_MODE_SUBSYS) {
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qemudReportError(conn, dom, NULL, VIR_ERR_NO_SUPPORT,
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@ -5698,12 +5806,14 @@ static int qemudDomainAttachHostDevice(virConnectPtr conn,
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switch (hostdev->source.subsys.type) {
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case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI:
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if (qemudDomainAttachHostPciDevice(conn, driver, vm, hostdev) < 0)
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if (qemudDomainAttachHostPciDevice(conn, driver, vm,
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hostdev, qemuCmdFlags) < 0)
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goto error;
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break;
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case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_USB:
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if (qemudDomainAttachHostUsbDevice(conn, driver, vm, hostdev) < 0)
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if (qemudDomainAttachHostUsbDevice(conn, driver, vm,
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hostdev, qemuCmdFlags) < 0)
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goto error;
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break;
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@ -5794,15 +5904,18 @@ static int qemudDomainAttachDevice(virDomainPtr dom,
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case VIR_DOMAIN_DISK_DEVICE_DISK:
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if (dev->data.disk->bus == VIR_DOMAIN_DISK_BUS_USB) {
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ret = qemudDomainAttachUsbMassstorageDevice(dom->conn, driver, vm, dev->data.disk);
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ret = qemudDomainAttachUsbMassstorageDevice(dom->conn, driver, vm,
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dev->data.disk, qemuCmdFlags);
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if (ret == 0)
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dev->data.disk = NULL;
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} else if (dev->data.disk->bus == VIR_DOMAIN_DISK_BUS_VIRTIO) {
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ret = qemudDomainAttachPciDiskDevice(dom->conn, driver, vm, dev->data.disk);
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ret = qemudDomainAttachPciDiskDevice(dom->conn, driver, vm,
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dev->data.disk, qemuCmdFlags);
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if (ret == 0)
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dev->data.disk = NULL;
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} else if (dev->data.disk->bus == VIR_DOMAIN_DISK_BUS_SCSI) {
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ret = qemudDomainAttachSCSIDisk(dom->conn, driver, vm, dev->data.disk, qemuCmdFlags);
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ret = qemudDomainAttachSCSIDisk(dom->conn, driver, vm,
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dev->data.disk, qemuCmdFlags);
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if (ret == 0)
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dev->data.disk = NULL;
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} else {
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@ -5825,7 +5938,8 @@ static int qemudDomainAttachDevice(virDomainPtr dom,
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}
|
||||
} else if (dev->type == VIR_DOMAIN_DEVICE_CONTROLLER) {
|
||||
if (dev->data.controller->type == VIR_DOMAIN_CONTROLLER_TYPE_SCSI) {
|
||||
ret = qemudDomainAttachPciControllerDevice(dom->conn, driver, vm, dev->data.controller);
|
||||
ret = qemudDomainAttachPciControllerDevice(dom->conn, driver, vm,
|
||||
dev->data.controller, qemuCmdFlags);
|
||||
} else {
|
||||
qemudReportError(dom->conn, dom, NULL, VIR_ERR_NO_SUPPORT,
|
||||
_("disk controller bus '%s' cannot be hotplugged."),
|
||||
@ -5833,11 +5947,13 @@ static int qemudDomainAttachDevice(virDomainPtr dom,
|
||||
/* fallthrough */
|
||||
}
|
||||
} else if (dev->type == VIR_DOMAIN_DEVICE_NET) {
|
||||
ret = qemudDomainAttachNetDevice(dom->conn, driver, vm, dev->data.net, qemuCmdFlags);
|
||||
ret = qemudDomainAttachNetDevice(dom->conn, driver, vm,
|
||||
dev->data.net, qemuCmdFlags);
|
||||
if (ret == 0)
|
||||
dev->data.net = NULL;
|
||||
} else if (dev->type == VIR_DOMAIN_DEVICE_HOSTDEV) {
|
||||
ret = qemudDomainAttachHostDevice(dom->conn, driver, vm, dev->data.hostdev);
|
||||
ret = qemudDomainAttachHostDevice(dom->conn, driver, vm,
|
||||
dev->data.hostdev, qemuCmdFlags);
|
||||
if (ret == 0)
|
||||
dev->data.hostdev = NULL;
|
||||
} else {
|
||||
|
Loading…
Reference in New Issue
Block a user