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4c2d0b29d7
If user requested multiqueue networking, beside multiple /dev/tap and /dev/vhost-net openings, we forgot to pass mq=on onto the -device virtio-net-pci command line. This is advised at: http://www.linux-kvm.org/page/Multiqueue#Enable_MQ_feature
309 lines
13 KiB
C
309 lines
13 KiB
C
/*
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* qemu_command.h: QEMU command generation
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*
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* Copyright (C) 2006-2013 Red Hat, Inc.
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* Copyright (C) 2006 Daniel P. Berrange
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Author: Daniel P. Berrange <berrange@redhat.com>
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*/
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#ifndef __QEMU_COMMAND_H__
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# define __QEMU_COMMAND_H__
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# include "domain_conf.h"
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# include "vircommand.h"
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# include "capabilities.h"
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# include "qemu_conf.h"
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# include "qemu_domain.h"
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# include "qemu_capabilities.h"
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/* Config type for XML import/export conversions */
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# define QEMU_CONFIG_FORMAT_ARGV "qemu-argv"
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# define QEMU_DRIVE_HOST_PREFIX "drive-"
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# define QEMU_VIRTIO_SERIAL_PREFIX "virtio-serial"
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# define QEMU_FSDEV_HOST_PREFIX "fsdev-"
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/* These are only defaults, they can be changed now in qemu.conf and
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* explicitely specified port is checked against these two (makes
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* sense to limit the values).
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*
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* This limitation is mentioned in qemu.conf, so bear in mind that the
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* configuration file should reflect any changes made to these values.
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*/
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# define QEMU_REMOTE_PORT_MIN 5900
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# define QEMU_REMOTE_PORT_MAX 65535
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# define QEMU_WEBSOCKET_PORT_MIN 5700
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# define QEMU_WEBSOCKET_PORT_MAX 65535
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typedef struct _qemuBuildCommandLineCallbacks qemuBuildCommandLineCallbacks;
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typedef qemuBuildCommandLineCallbacks *qemuBuildCommandLineCallbacksPtr;
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struct _qemuBuildCommandLineCallbacks {
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char * (*qemuGetSCSIDeviceSgName) (const char *adapter,
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unsigned int bus,
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unsigned int target,
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unsigned int unit);
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};
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extern qemuBuildCommandLineCallbacks buildCommandLineCallbacks;
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virCommandPtr qemuBuildCommandLine(virConnectPtr conn,
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virQEMUDriverPtr driver,
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virDomainDefPtr def,
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virDomainChrSourceDefPtr monitor_chr,
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bool monitor_json,
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virQEMUCapsPtr qemuCaps,
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const char *migrateFrom,
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int migrateFd,
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virDomainSnapshotObjPtr current_snapshot,
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enum virNetDevVPortProfileOp vmop,
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qemuBuildCommandLineCallbacksPtr callbacks)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(11);
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/* Generate '-device' string for chardev device */
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int
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qemuBuildChrDeviceStr(char **deviceStr,
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virDomainDefPtr vmdef,
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virDomainChrDefPtr chr,
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virQEMUCapsPtr qemuCaps);
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/* With vlan == -1, use netdev syntax, else old hostnet */
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char * qemuBuildHostNetStr(virDomainNetDefPtr net,
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virQEMUDriverPtr driver,
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char type_sep,
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int vlan,
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char **tapfd,
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int tapfdSize,
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char **vhostfd,
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int vhostfdSize);
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/* Legacy, pre device support */
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char * qemuBuildNicStr(virDomainNetDefPtr net,
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const char *prefix,
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int vlan);
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/* Current, best practice */
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char * qemuBuildNicDevStr(virDomainDefPtr def,
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virDomainNetDefPtr net,
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int vlan,
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int bootindex,
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bool multiqueue,
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virQEMUCapsPtr qemuCaps);
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char *qemuDeviceDriveHostAlias(virDomainDiskDefPtr disk,
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virQEMUCapsPtr qemuCaps);
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/* Both legacy & current support */
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char *qemuBuildDriveStr(virConnectPtr conn,
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virDomainDiskDefPtr disk,
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bool bootable,
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virQEMUCapsPtr qemuCaps);
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char *qemuBuildFSStr(virDomainFSDefPtr fs,
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virQEMUCapsPtr qemuCaps);
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/* Current, best practice */
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char * qemuBuildDriveDevStr(virDomainDefPtr def,
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virDomainDiskDefPtr disk,
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int bootindex,
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virQEMUCapsPtr qemuCaps);
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char * qemuBuildFSDevStr(virDomainDefPtr domainDef,
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virDomainFSDefPtr fs,
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virQEMUCapsPtr qemuCaps);
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/* Current, best practice */
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char * qemuBuildControllerDevStr(virDomainDefPtr domainDef,
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virDomainControllerDefPtr def,
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virQEMUCapsPtr qemuCaps,
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int *nusbcontroller);
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char * qemuBuildWatchdogDevStr(virDomainDefPtr domainDef,
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virDomainWatchdogDefPtr dev,
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virQEMUCapsPtr qemuCaps);
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char * qemuBuildMemballoonDevStr(virDomainDefPtr domainDef,
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virDomainMemballoonDefPtr dev,
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virQEMUCapsPtr qemuCaps);
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char * qemuBuildUSBInputDevStr(virDomainDefPtr domainDef,
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virDomainInputDefPtr dev,
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virQEMUCapsPtr qemuCaps);
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char * qemuBuildSoundDevStr(virDomainDefPtr domainDef,
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virDomainSoundDefPtr sound,
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virQEMUCapsPtr qemuCaps);
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/* Legacy, pre device support */
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char * qemuBuildPCIHostdevPCIDevStr(virDomainHostdevDefPtr dev);
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/* Current, best practice */
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char * qemuBuildPCIHostdevDevStr(virDomainDefPtr def,
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virDomainHostdevDefPtr dev,
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const char *configfd,
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virQEMUCapsPtr qemuCaps);
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int qemuOpenPCIConfig(virDomainHostdevDefPtr dev);
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/* Legacy, pre device support */
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char * qemuBuildUSBHostdevUsbDevStr(virDomainHostdevDefPtr dev);
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/* Current, best practice */
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char * qemuBuildUSBHostdevDevStr(virDomainDefPtr def,
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virDomainHostdevDefPtr dev,
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virQEMUCapsPtr qemuCaps);
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char * qemuBuildSCSIHostdevDrvStr(virDomainHostdevDefPtr dev,
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virQEMUCapsPtr qemuCaps,
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qemuBuildCommandLineCallbacksPtr callbacks)
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ATTRIBUTE_NONNULL(3);
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char * qemuBuildSCSIHostdevDevStr(virDomainDefPtr def,
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virDomainHostdevDefPtr dev,
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virQEMUCapsPtr qemuCaps);
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char * qemuBuildHubDevStr(virDomainDefPtr def,
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virDomainHubDefPtr dev,
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virQEMUCapsPtr qemuCaps);
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char * qemuBuildRedirdevDevStr(virDomainDefPtr def,
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virDomainRedirdevDefPtr dev,
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virQEMUCapsPtr qemuCaps);
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int qemuNetworkIfaceConnect(virDomainDefPtr def,
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virConnectPtr conn,
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virQEMUDriverPtr driver,
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virDomainNetDefPtr net,
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virQEMUCapsPtr qemuCaps,
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int *tapfd,
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int *tapfdSize)
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ATTRIBUTE_NONNULL(2);
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int qemuPhysIfaceConnect(virDomainDefPtr def,
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virQEMUDriverPtr driver,
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virDomainNetDefPtr net,
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virQEMUCapsPtr qemuCaps,
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enum virNetDevVPortProfileOp vmop);
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int qemuOpenVhostNet(virDomainDefPtr def,
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virDomainNetDefPtr net,
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virQEMUCapsPtr qemuCaps,
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int *vhostfd,
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int *vhostfdSize);
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int qemuNetworkPrepareDevices(virDomainDefPtr def);
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/*
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* NB: def->name can be NULL upon return and the caller
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* *must* decide how to fill in a name in this case
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*/
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virDomainDefPtr qemuParseCommandLine(virCapsPtr qemuCaps,
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virDomainXMLOptionPtr xmlopt,
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const char **progenv,
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const char **progargv,
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char **pidfile,
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virDomainChrSourceDefPtr *monConfig,
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bool *monJSON);
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virDomainDefPtr qemuParseCommandLineString(virCapsPtr qemuCaps,
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virDomainXMLOptionPtr xmlopt,
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const char *args,
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char **pidfile,
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virDomainChrSourceDefPtr *monConfig,
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bool *monJSON);
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virDomainDefPtr qemuParseCommandLinePid(virCapsPtr qemuCaps,
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virDomainXMLOptionPtr xmlopt,
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pid_t pid,
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char **pidfile,
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virDomainChrSourceDefPtr *monConfig,
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bool *monJSON);
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int qemuDomainAssignAddresses(virDomainDefPtr def,
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virQEMUCapsPtr qemuCaps,
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virDomainObjPtr obj)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
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int qemuDomainAssignSpaprVIOAddresses(virDomainDefPtr def,
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virQEMUCapsPtr qemuCaps);
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void qemuDomainReleaseDeviceAddress(virDomainObjPtr vm,
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virDomainDeviceInfoPtr info,
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const char *devstr);
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typedef enum {
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QEMU_PCI_CONNECT_HOTPLUGGABLE = 1 << 0,
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/* This bus supports hot-plug */
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QEMU_PCI_CONNECT_SINGLESLOT = 1 << 1,
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/* This "bus" has only a single downstream slot/port */
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QEMU_PCI_CONNECT_TYPE_PCI = 1 << 2,
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/* PCI devices can connect to this bus */
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QEMU_PCI_CONNECT_TYPE_PCIE = 1 << 3,
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/* PCI Express devices can connect to this bus */
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} qemuDomainPCIConnectFlags;
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/* a combination of all bit that describe the type of connections
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* allowed, e.g. PCI, PCIe, switch
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*/
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# define QEMU_PCI_CONNECT_TYPES_MASK \
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(QEMU_PCI_CONNECT_TYPE_PCI | QEMU_PCI_CONNECT_TYPE_PCIE)
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int qemuDomainAssignPCIAddresses(virDomainDefPtr def,
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virQEMUCapsPtr qemuCaps,
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virDomainObjPtr obj);
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qemuDomainPCIAddressSetPtr qemuDomainPCIAddressSetCreate(virDomainDefPtr def,
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unsigned int nbuses,
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bool dryRun);
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int qemuDomainPCIAddressReserveSlot(qemuDomainPCIAddressSetPtr addrs,
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virDevicePCIAddressPtr addr,
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qemuDomainPCIConnectFlags flags);
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int qemuDomainPCIAddressReserveAddr(qemuDomainPCIAddressSetPtr addrs,
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virDevicePCIAddressPtr addr,
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qemuDomainPCIConnectFlags flags,
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bool reserveEntireSlot,
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bool fromConfig);
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int qemuDomainPCIAddressReserveNextSlot(qemuDomainPCIAddressSetPtr addrs,
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virDomainDeviceInfoPtr dev,
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qemuDomainPCIConnectFlags flags);
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int qemuDomainPCIAddressEnsureAddr(qemuDomainPCIAddressSetPtr addrs,
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virDomainDeviceInfoPtr dev);
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int qemuDomainPCIAddressReleaseAddr(qemuDomainPCIAddressSetPtr addrs,
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virDevicePCIAddressPtr addr);
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void qemuDomainPCIAddressSetFree(qemuDomainPCIAddressSetPtr addrs);
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int qemuAssignDevicePCISlots(virDomainDefPtr def,
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virQEMUCapsPtr qemuCaps,
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qemuDomainPCIAddressSetPtr addrs);
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int qemuDomainCCWAddressAssign(virDomainDeviceInfoPtr dev, qemuDomainCCWAddressSetPtr addrs,
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bool autoassign);
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void qemuDomainCCWAddressSetFree(qemuDomainCCWAddressSetPtr addrs);
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int qemuAssignDeviceAliases(virDomainDefPtr def, virQEMUCapsPtr qemuCaps);
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int qemuDomainNetVLAN(virDomainNetDefPtr def);
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int qemuAssignDeviceNetAlias(virDomainDefPtr def, virDomainNetDefPtr net, int idx);
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int qemuAssignDeviceDiskAlias(virDomainDefPtr vmdef,
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virDomainDiskDefPtr def,
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virQEMUCapsPtr qemuCaps);
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int qemuAssignDeviceHostdevAlias(virDomainDefPtr def, virDomainHostdevDefPtr hostdev, int idx);
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int qemuAssignDeviceControllerAlias(virDomainControllerDefPtr controller);
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int qemuAssignDeviceRedirdevAlias(virDomainDefPtr def, virDomainRedirdevDefPtr redirdev, int idx);
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int qemuAssignDeviceChrAlias(virDomainDefPtr def,
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virDomainChrDefPtr chr,
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ssize_t idx);
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int
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qemuParseKeywords(const char *str,
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char ***retkeywords,
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char ***retvalues,
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int allowEmptyValue);
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#endif /* __QEMU_COMMAND_H__*/
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