Add suspend info to Xen, LXC and UML hypervisor capabilities

* src/lxc/lxc_conf.c, src/uml/uml_conf.c,
  src/xen/xen_hypervisor.c: Initialize suspend capabilities
* tests/xencapsdata/*xml: Add empty powermgmt capabilities

src/lxc/lxc_conf.c

@@ -37,6 +37,8 @@
 #include "uuid.h"
 #include "configmake.h"
 #include "lxc_container.h"
+#include "virnodesuspend.h"
+
 
 #define VIR_FROM_THIS VIR_FROM_LXC
 
@@ -71,6 +73,9 @@ virCapsPtr lxcCapsInit(void)
         VIR_WARN("Failed to query host NUMA topology, disabling NUMA capabilities");
     }
 
+    if (virNodeSuspendGetTargetMask(&caps->host.powerMgmt) < 0)
+        VIR_WARN("Failed to get host power management capabilities");
+
     if (virGetHostUUID(caps->host.host_uuid)) {
         lxcError(VIR_ERR_INTERNAL_ERROR,
                  "%s", _("cannot get the host uuid"));

src/uml/uml_conf.c

@@ -47,6 +47,8 @@
 #include "virfile.h"
 #include "command.h"
 #include "virnetdevtap.h"
+#include "virnodesuspend.h"
+
 
 #define VIR_FROM_THIS VIR_FROM_UML
 
@@ -81,6 +83,9 @@ virCapsPtr umlCapsInit(void) {
         VIR_WARN("Failed to query host NUMA topology, disabling NUMA capabilities");
     }
 
+    if (virNodeSuspendGetTargetMask(&caps->host.powerMgmt) < 0)
+        VIR_WARN("Failed to get host power management capabilities");
+
     if (virGetHostUUID(caps->host.host_uuid)) {
         umlReportError(VIR_ERR_INTERNAL_ERROR,
                        "%s", _("cannot get the host uuid"));

src/xen/xen_hypervisor.c

@@ -66,6 +66,7 @@
 #include "capabilities.h"
 #include "memory.h"
 #include "virfile.h"
+#include "virnodesuspend.h"
 
 #define VIR_FROM_THIS VIR_FROM_XEN
 
@@ -2743,6 +2744,9 @@ xenHypervisorMakeCapabilities(virConnectPtr conn)
                                                  cpuinfo,
                                                  capabilities);
 
+    if (virNodeSuspendGetTargetMask(&caps->host.powerMgmt) < 0)
+        VIR_WARN("Failed to get host power management capabilities");
+
     VIR_FORCE_FCLOSE(cpuinfo);
     VIR_FORCE_FCLOSE(capabilities);
 

tests/xencapsdata/xen-i686-pae-hvm.xml

@@ -7,6 +7,7 @@
         <vmx/>
       </features>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-i686-pae.xml

@@ -7,6 +7,7 @@
         <vmx/>
       </features>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-i686.xml

@@ -4,6 +4,7 @@
     <cpu>
       <arch>i686</arch>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-ia64-be-hvm.xml

@@ -4,6 +4,7 @@
     <cpu>
       <arch>ia64</arch>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-ia64-be.xml

@@ -4,6 +4,7 @@
     <cpu>
       <arch>ia64</arch>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-ia64-hvm.xml

@@ -4,6 +4,7 @@
     <cpu>
       <arch>ia64</arch>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-ia64.xml

@@ -4,6 +4,7 @@
     <cpu>
       <arch>ia64</arch>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-ppc64.xml

@@ -4,6 +4,7 @@
     <cpu>
       <arch>ppc64</arch>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-x86_64-hvm.xml

@@ -7,6 +7,7 @@
         <svm/>
       </features>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>

tests/xencapsdata/xen-x86_64.xml

@@ -7,6 +7,7 @@
         <svm/>
       </features>
     </cpu>
+    <power_management/>
     <migration_features>
       <live/>
       <uri_transports>