qemu: fix typo in name - should be VHOST_NET, not VNET_HOST

NB: the enum that uses the string vnet-host (now changed to vhost-net)
is used in XML, but fortunately that hasn't been in an official
release yet, so it can still be fixed.

src/qemu/qemu_capabilities.c

@@ -85,7 +85,7 @@ VIR_ENUM_IMPL(qemuCaps, QEMU_CAPS_LAST,
               "netdev",
 
               "rtc", /* 30 */
-              "vnet-host",
+              "vhost-net",
               "rtc-td-hack",
               "no-hpet",
               "no-kvm-pit",
@@ -983,7 +983,7 @@ qemuCapsComputeCmdFlags(const char *help,
         qemuCapsSet(flags, QEMU_CAPS_VNET_HDR);
 
     if (strstr(help, ",vhost=")) {
-        qemuCapsSet(flags, QEMU_CAPS_VNET_HOST);
+        qemuCapsSet(flags, QEMU_CAPS_VHOST_NET);
     }
 
     /*

src/qemu/qemu_capabilities.h

@@ -66,7 +66,7 @@ enum qemuCapsFlags {
     QEMU_CAPS_SMP_TOPOLOGY      = 28, /* Is sockets=s,cores=c,threads=t available for -smp? */
     QEMU_CAPS_NETDEV            = 29, /* The -netdev flag & netdev_add/remove monitor commands */
     QEMU_CAPS_RTC               = 30, /* The -rtc flag for clock options */
-    QEMU_CAPS_VNET_HOST         = 31, /* vnet-host support is available in qemu */
+    QEMU_CAPS_VHOST_NET         = 31, /* vhost-net support is available in qemu */
     QEMU_CAPS_RTC_TD_HACK       = 32, /* -rtc-td-hack available */
     QEMU_CAPS_NO_HPET           = 33, /* -no-hpet flag is supported */
     QEMU_CAPS_NO_KVM_PIT        = 34, /* -no-kvm-pit-reinjection supported */

src/qemu/qemu_command.c

@@ -320,7 +320,7 @@ qemuOpenVhostNet(virDomainDefPtr def,
     /* If qemu doesn't support vhost-net mode (including the -netdev command
      * option), don't try to open the device.
      */
-    if (!(qemuCapsGet(qemuCaps, QEMU_CAPS_VNET_HOST) &&
+    if (!(qemuCapsGet(qemuCaps, QEMU_CAPS_VHOST_NET) &&
           qemuCapsGet(qemuCaps, QEMU_CAPS_NETDEV) &&
           qemuCapsGet(qemuCaps, QEMU_CAPS_DEVICE))) {
         if (net->driver.virtio.name == VIR_DOMAIN_NET_BACKEND_TYPE_VHOST) {

tests/qemuhelptest.c

@@ -333,7 +333,7 @@ mymain(void)
             QEMU_CAPS_DEVICE,
             QEMU_CAPS_SMP_TOPOLOGY,
             QEMU_CAPS_RTC,
-            QEMU_CAPS_VNET_HOST,
+            QEMU_CAPS_VHOST_NET,
             QEMU_CAPS_NO_KVM_PIT,
             QEMU_CAPS_TDF,
             QEMU_CAPS_PCI_CONFIGFD,
@@ -374,7 +374,7 @@ mymain(void)
             QEMU_CAPS_DEVICE,
             QEMU_CAPS_SMP_TOPOLOGY,
             QEMU_CAPS_RTC,
-            QEMU_CAPS_VNET_HOST,
+            QEMU_CAPS_VHOST_NET,
             QEMU_CAPS_NO_HPET,
             QEMU_CAPS_NO_KVM_PIT,
             QEMU_CAPS_TDF,
@@ -415,7 +415,7 @@ mymain(void)
             QEMU_CAPS_SMP_TOPOLOGY,
             QEMU_CAPS_NETDEV,
             QEMU_CAPS_RTC,
-            QEMU_CAPS_VNET_HOST,
+            QEMU_CAPS_VHOST_NET,
             QEMU_CAPS_NO_HPET,
             QEMU_CAPS_NO_KVM_PIT,
             QEMU_CAPS_TDF,
@@ -456,7 +456,7 @@ mymain(void)
             QEMU_CAPS_DEVICE,
             QEMU_CAPS_SMP_TOPOLOGY,
             QEMU_CAPS_RTC,
-            QEMU_CAPS_VNET_HOST,
+            QEMU_CAPS_VHOST_NET,
             QEMU_CAPS_NO_KVM_PIT,
             QEMU_CAPS_TDF,
             QEMU_CAPS_PCI_CONFIGFD,