diff --git a/src/driver.h b/src/driver.h
index 32aeb04909..79a96c17e1 100644
--- a/src/driver.h
+++ b/src/driver.h
@@ -184,6 +184,13 @@ typedef int
 typedef int
         (*virDrvDomainSetVcpus)		(virDomainPtr domain,
                                          unsigned int nvcpus);
+typedef int
+        (*virDrvDomainSetVcpusFlags)	(virDomainPtr domain,
+                                         unsigned int nvcpus,
+                                         unsigned int flags);
+typedef int
+        (*virDrvDomainGetVcpusFlags)	(virDomainPtr domain,
+                                         unsigned int flags);
 typedef int
         (*virDrvDomainPinVcpu)		(virDomainPtr domain,
                                          unsigned int vcpu,
@@ -520,6 +527,8 @@ struct _virDriver {
     virDrvDomainRestore		domainRestore;
     virDrvDomainCoreDump		domainCoreDump;
     virDrvDomainSetVcpus		domainSetVcpus;
+    virDrvDomainSetVcpusFlags		domainSetVcpusFlags;
+    virDrvDomainGetVcpusFlags		domainGetVcpusFlags;
     virDrvDomainPinVcpu		domainPinVcpu;
     virDrvDomainGetVcpus		domainGetVcpus;
     virDrvDomainGetMaxVcpus		domainGetMaxVcpus;
diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c
index 1b4ee299f8..2a3237486f 100644
--- a/src/esx/esx_driver.c
+++ b/src/esx/esx_driver.c
@@ -4160,6 +4160,8 @@ static virDriver esxDriver = {
     NULL,                            /* domainRestore */
     NULL,                            /* domainCoreDump */
     esxDomainSetVcpus,               /* domainSetVcpus */
+    NULL,                            /* domainSetVcpusFlags */
+    NULL,                            /* domainGetVcpusFlags */
     NULL,                            /* domainPinVcpu */
     NULL,                            /* domainGetVcpus */
     esxDomainGetMaxVcpus,            /* domainGetMaxVcpus */
diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
index df814da64a..7563a8ce46 100644
--- a/src/lxc/lxc_driver.c
+++ b/src/lxc/lxc_driver.c
@@ -2768,6 +2768,8 @@ static virDriver lxcDriver = {
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
     NULL, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     NULL, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     NULL, /* domainGetMaxVcpus */
diff --git a/src/opennebula/one_driver.c b/src/opennebula/one_driver.c
index ced9a3853f..199fca3486 100644
--- a/src/opennebula/one_driver.c
+++ b/src/opennebula/one_driver.c
@@ -751,6 +751,8 @@ static virDriver oneDriver = {
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
     NULL, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     NULL, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     NULL, /* domainGetMaxVcpus */
diff --git a/src/openvz/openvz_driver.c b/src/openvz/openvz_driver.c
index 92cf4a18f4..9d19aebc78 100644
--- a/src/openvz/openvz_driver.c
+++ b/src/openvz/openvz_driver.c
@@ -1590,6 +1590,8 @@ static virDriver openvzDriver = {
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
     openvzDomainSetVcpus, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     NULL, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     openvzDomainGetMaxVcpus, /* domainGetMaxVcpus */
diff --git a/src/phyp/phyp_driver.c b/src/phyp/phyp_driver.c
index e63d8d9451..6e0a5e9f5b 100644
--- a/src/phyp/phyp_driver.c
+++ b/src/phyp/phyp_driver.c
@@ -3941,6 +3941,8 @@ static virDriver phypDriver = {
     NULL,                       /* domainRestore */
     NULL,                       /* domainCoreDump */
     phypDomainSetCPU,           /* domainSetVcpus */
+    NULL,                       /* domainSetVcpusFlags */
+    NULL,                       /* domainGetVcpusFlags */
     NULL,                       /* domainPinVcpu */
     NULL,                       /* domainGetVcpus */
     phypGetLparCPUMAX,          /* domainGetMaxVcpus */
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index abd8e9d237..3d17e04f1e 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -12938,6 +12938,8 @@ static virDriver qemuDriver = {
     qemudDomainRestore, /* domainRestore */
     qemudDomainCoreDump, /* domainCoreDump */
     qemudDomainSetVcpus, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     qemudDomainPinVcpu, /* domainPinVcpu */
     qemudDomainGetVcpus, /* domainGetVcpus */
     qemudDomainGetMaxVcpus, /* domainGetMaxVcpus */
diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index 0b104066a4..1a687ad987 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -10468,6 +10468,8 @@ static virDriver remote_driver = {
     remoteDomainRestore, /* domainRestore */
     remoteDomainCoreDump, /* domainCoreDump */
     remoteDomainSetVcpus, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     remoteDomainPinVcpu, /* domainPinVcpu */
     remoteDomainGetVcpus, /* domainGetVcpus */
     remoteDomainGetMaxVcpus, /* domainGetMaxVcpus */
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index 7d4d119dce..6a00558258 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -5260,6 +5260,8 @@ static virDriver testDriver = {
     testDomainRestore, /* domainRestore */
     testDomainCoreDump, /* domainCoreDump */
     testSetVcpus, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     testDomainPinVcpu, /* domainPinVcpu */
     testDomainGetVcpus, /* domainGetVcpus */
     testDomainGetMaxVcpus, /* domainGetMaxVcpus */
diff --git a/src/uml/uml_driver.c b/src/uml/uml_driver.c
index 3dcd321760..5161012739 100644
--- a/src/uml/uml_driver.c
+++ b/src/uml/uml_driver.c
@@ -2129,6 +2129,8 @@ static virDriver umlDriver = {
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
     NULL, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     NULL, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     NULL, /* domainGetMaxVcpus */
diff --git a/src/vbox/vbox_tmpl.c b/src/vbox/vbox_tmpl.c
index 7e7d8e4779..cb9193a476 100644
--- a/src/vbox/vbox_tmpl.c
+++ b/src/vbox/vbox_tmpl.c
@@ -8267,6 +8267,8 @@ virDriver NAME(Driver) = {
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
     vboxDomainSetVcpus, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     NULL, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     vboxDomainGetMaxVcpus, /* domainGetMaxVcpus */
diff --git a/src/xen/xen_driver.c b/src/xen/xen_driver.c
index c2a4de3f14..7d67ced93b 100644
--- a/src/xen/xen_driver.c
+++ b/src/xen/xen_driver.c
@@ -1951,6 +1951,8 @@ static virDriver xenUnifiedDriver = {
     xenUnifiedDomainRestore, /* domainRestore */
     xenUnifiedDomainCoreDump, /* domainCoreDump */
     xenUnifiedDomainSetVcpus, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     xenUnifiedDomainPinVcpu, /* domainPinVcpu */
     xenUnifiedDomainGetVcpus, /* domainGetVcpus */
     xenUnifiedDomainGetMaxVcpus, /* domainGetMaxVcpus */
diff --git a/src/xenapi/xenapi_driver.c b/src/xenapi/xenapi_driver.c
index e62a1394d2..753169ccc9 100644
--- a/src/xenapi/xenapi_driver.c
+++ b/src/xenapi/xenapi_driver.c
@@ -1754,6 +1754,8 @@ static virDriver xenapiDriver = {
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
     xenapiDomainSetVcpus, /* domainSetVcpus */
+    NULL, /* domainSetVcpusFlags */
+    NULL, /* domainGetVcpusFlags */
     xenapiDomainPinVcpu, /* domainPinVcpu */
     xenapiDomainGetVcpus, /* domainGetVcpus */
     xenapiDomainGetMaxVcpus, /* domainGetMaxVcpus */