Current code doesn't allow us to add sub-features as we always print the
closing '/>'. As a preparatory change to implementing 'direct' sub-feature
for 'stimer' feature switch to printing closing tag individually.

No functional change.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
 src/conf/domain_conf.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 441eb1a5a2..0871f21494 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -28073,19 +28073,24 @@ virDomainDefFormatFeatures(virBufferPtr buf,
                 case VIR_DOMAIN_HYPERV_TLBFLUSH:
                 case VIR_DOMAIN_HYPERV_IPI:
                 case VIR_DOMAIN_HYPERV_EVMCS:
+                    virBufferAddLit(&childBuf, "/>\n");
                     break;
 
                 case VIR_DOMAIN_HYPERV_SPINLOCKS:
-                    if (def->hyperv_features[j] != VIR_TRISTATE_SWITCH_ON)
+                    if (def->hyperv_features[j] != VIR_TRISTATE_SWITCH_ON) {
+                        virBufferAddLit(&childBuf, "/>\n");
                         break;
-                    virBufferAsprintf(&childBuf, " retries='%d'",
+                    }
+                    virBufferAsprintf(&childBuf, " retries='%d'/>\n",
                                       def->hyperv_spinlocks);
                     break;
 
                 case VIR_DOMAIN_HYPERV_VENDOR_ID:
-                    if (def->hyperv_features[j] != VIR_TRISTATE_SWITCH_ON)
+                    if (def->hyperv_features[j] != VIR_TRISTATE_SWITCH_ON) {
+                        virBufferAddLit(&childBuf, "/>\n");
                         break;
-                    virBufferEscapeString(&childBuf, " value='%s'",
+                    }
+                    virBufferEscapeString(&childBuf, " value='%s'/>\n",
                                           def->hyperv_vendor_id);
                     break;
 
@@ -28093,8 +28098,6 @@ virDomainDefFormatFeatures(virBufferPtr buf,
                 case VIR_DOMAIN_HYPERV_LAST:
                     break;
                 }
-
-                virBufferAddLit(&childBuf, "/>\n");
             }
             virBufferAdjustIndent(&childBuf, -2);
             virBufferAddLit(&childBuf, "</hyperv>\n");
-- 
2.20.1

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