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libxl: support creating domain with VF assignment from a pool

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Add codes to support creating domain with network defition of assigning
SRIOV VF from a pool.

Signed-off-by: Chunyan Liu <cyliu@suse.com>
Signed-off-by: Jim Fehlig <jfehlig@suse.com>
This commit is contained in:
Chunyan Liu 2016-04-07 18:09:19 +08:00 committed by Jim Fehlig
parent 4dc5d8f2c1
commit da6bbc51fb
2 changed files with 51 additions and 0 deletions
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48
src/libxl/libxl_domain.c
View File

@ -36,6 +36,7 @@
#include "virtime.h"
#include "locking/domain_lock.h"
#include "xen_common.h"
#include "network/bridge_driver.h"
#define VIR_FROM_THIS VIR_FROM_LIBXL
@ -764,6 +765,10 @@ libxlDomainCleanup(libxlDriverPrivatePtr driver,
if (net->ifname &&
STRPREFIX(net->ifname, LIBXL_GENERATED_PREFIX_XEN))
VIR_FREE(net->ifname);
/* cleanup actual device */
virDomainNetRemoveHostdev(vm->def, net);
networkReleaseActualDevice(vm->def, net);
}
}
@ -900,6 +905,46 @@ libxlDomainFreeMem(libxl_ctx *ctx, libxl_domain_config *d_config)
return -1;
}
static int
libxlNetworkPrepareDevices(virDomainDefPtr def)
{
size_t i;
for (i = 0; i < def->nnets; i++) {
virDomainNetDefPtr net = def->nets[i];
int actualType;
/* If appropriate, grab a physical device from the configured
* network's pool of devices, or resolve bridge device name
* to the one defined in the network definition.
*/
if (networkAllocateActualDevice(def, net) < 0)
return -1;
actualType = virDomainNetGetActualType(net);
if (actualType == VIR_DOMAIN_NET_TYPE_HOSTDEV &&
net->type == VIR_DOMAIN_NET_TYPE_NETWORK) {
/* Each type='hostdev' network device must also have a
* corresponding entry in the hostdevs array. For netdevs
* that are hardcoded as type='hostdev', this is already
* done by the parser, but for those allocated from a
* network / determined at runtime, we need to do it
* separately.
*/
virDomainHostdevDefPtr hostdev = virDomainNetGetActualHostdev(net);
virDomainHostdevSubsysPCIPtr pcisrc = &hostdev->source.subsys.u.pci;
if (hostdev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI)
pcisrc->backend = VIR_DOMAIN_HOSTDEV_PCI_BACKEND_XEN;
if (virDomainHostdevInsert(def, hostdev) < 0)
return -1;
}
}
return 0;
}
static void
libxlConsoleCallback(libxl_ctx *ctx, libxl_event *ev, void *for_callback)
{
@ -1050,6 +1095,9 @@ libxlDomainStart(libxlDriverPrivatePtr driver, virDomainObjPtr vm,
goto cleanup;
VIR_FREE(priv->lockState);
if (libxlNetworkPrepareDevices(vm->def) < 0)
goto cleanup_dom;
if (libxlBuildDomainConfig(driver->reservedGraphicsPorts, vm->def,
cfg->ctx, &d_config) < 0)
goto cleanup_dom;

3
tests/Makefile.am
View File

@ -534,6 +534,9 @@ endif ! WITH_XEN
if WITH_LIBXL
libxl_LDADDS = ../src/libvirt_driver_libxl_impl.la
if WITH_NETWORK
libxl_LDADDS += ../src/libvirt_driver_network_impl.la
endif WITH_NETWORK
libxl_LDADDS += $(LDADDS)
xlconfigtest_SOURCES = \