+void
+get_all_vm(int *num_vm, int *num_vcpu)
+{
+
+ virNodeInfo node_info;
+ virDomainPtr *domptr;
+ int i, ii, numVcpus[MAX_VCPUS], n_vcpus;
+ unsigned int jj;
+ const char *vm_name;
+ unsigned int domain_flags = VIR_CONNECT_LIST_DOMAINS_RUNNING |
+ VIR_CONNECT_LIST_DOMAINS_PERSISTENT;
+ unsigned int domain_flag = VIR_DOMAIN_VCPU_CONFIG;
+
+ if (!global_hypervisor_available)
+ return;
+
+ memset(global_cpumaps, 0, RTE_MAX_LCORE*global_maplen);
+ if (virNodeGetInfo(global_vir_conn_ptr, &node_info)) {
+ RTE_LOG(ERR, CHANNEL_MANAGER, "Unable to retrieve node Info\n");
+ return;
+ }
+
+ /* Returns number of pcpus */
+ global_n_host_cpus = (unsigned int)node_info.cpus;
+
+ /* Returns number of active domains */
+ *num_vm = virConnectListAllDomains(global_vir_conn_ptr, &domptr,
+ domain_flags);
+ if (*num_vm <= 0) {
+ RTE_LOG(ERR, CHANNEL_MANAGER, "No Active Domains Running\n");
+ return;
+ }
+
+ for (i = 0; i < *num_vm; i++) {
+
+ /* Get Domain Names */
+ vm_name = virDomainGetName(domptr[i]);
+ lvm_info[i].vm_name = vm_name;
+
+ /* Get Number of Vcpus */
+ numVcpus[i] = virDomainGetVcpusFlags(domptr[i], domain_flag);
+
+ /* Get Number of VCpus & VcpuPinInfo */
+ n_vcpus = virDomainGetVcpuPinInfo(domptr[i],
+ numVcpus[i], global_cpumaps,
+ global_maplen, domain_flag);
+
+ if ((int)n_vcpus > 0) {
+ *num_vcpu = n_vcpus;
+ lvm_info[i].num_cpus = n_vcpus;
+ }
+
+ /* Save pcpu in use by libvirt VMs */
+ for (ii = 0; ii < n_vcpus; ii++) {
+ for (jj = 0; jj < global_n_host_cpus; jj++) {
+ if (VIR_CPU_USABLE(global_cpumaps,
+ global_maplen, ii, jj) > 0) {
+ lvm_info[i].pcpus[ii] = jj;
+ }
+ }
+ }
+ }
+}
+