File ec5a1191-libxl-support-max-grant-frames.patch of Package libvirt.16761

commit ec5a11910d12f80e26f5d9905840c109e74939db
Author: Jim Fehlig <jfehlig@suse.com>
Date:   Thu Mar 7 15:16:09 2019 -0700

    libxl: Add support for max_grant_frames
    
    Add support for setting max_grant_frames in libxl domain config
    object and include a test to check that it is properly converted
    from XML to libxl domain config.
    
    Signed-off-by: Jim Fehlig <jfehlig@suse.com>
    Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

Index: libvirt-5.1.0/src/libxl/libxl_conf.c
===================================================================
--- libvirt-5.1.0.orig/src/libxl/libxl_conf.c
+++ libvirt-5.1.0/src/libxl/libxl_conf.c
@@ -393,6 +393,15 @@ libxlMakeDomBuildInfo(virDomainDefPtr de
     def->mem.cur_balloon = VIR_ROUND_UP(def->mem.cur_balloon, 1024);
     b_info->max_memkb = virDomainDefGetMemoryInitial(def);
     b_info->target_memkb = def->mem.cur_balloon;
+
+#ifdef LIBXL_HAVE_BUILDINFO_GRANT_LIMITS
+    for (i = 0; i < def->ncontrollers; i++) {
+        if (def->controllers[i]->type == VIR_DOMAIN_CONTROLLER_TYPE_XENBUS &&
+            def->controllers[i]->opts.xenbusopts.maxGrantFrames > 0)
+            b_info->max_grant_frames = def->controllers[i]->opts.xenbusopts.maxGrantFrames;
+    }
+#endif
+
     if (hvm || pvh) {
         if (caps &&
             def->cpu && def->cpu->mode == (VIR_CPU_MODE_HOST_PASSTHROUGH)) {
Index: libvirt-5.1.0/tests/libxlxml2domconfigdata/max-gntframes-hvm.json
===================================================================
--- /dev/null
+++ libvirt-5.1.0/tests/libxlxml2domconfigdata/max-gntframes-hvm.json
@@ -0,0 +1,90 @@
+{
+    "c_info": {
+        "type": "hvm",
+        "name": "test-hvm",
+        "uuid": "2147d599-9cc6-c0dc-92ab-4064b5446e9b"
+    },
+    "b_info": {
+        "max_vcpus": 4,
+        "avail_vcpus": [
+            0,
+            1,
+            2,
+            3
+        ],
+        "max_memkb": 1048576,
+        "target_memkb": 1048576,
+        "video_memkb": 8192,
+        "shadow_memkb": 12288,
+        "max_grant_frames": 64,
+        "device_model_version": "qemu_xen",
+        "device_model": "/bin/true",
+        "sched_params": {
+
+        },
+        "type.hvm": {
+            "pae": "True",
+            "apic": "True",
+            "acpi": "True",
+            "vga": {
+                "kind": "cirrus"
+            },
+            "vnc": {
+                "enable": "True",
+                "listen": "0.0.0.0",
+                "findunused": "False"
+            },
+            "sdl": {
+                "enable": "False"
+            },
+            "spice": {
+
+            },
+            "boot": "c",
+            "rdm": {
+
+            }
+        },
+        "arch_arm": {
+
+        }
+    },
+    "disks": [
+        {
+            "pdev_path": "/var/lib/xen/images/test-hvm.img",
+            "vdev": "hda",
+            "backend": "qdisk",
+            "format": "raw",
+            "removable": 1,
+            "readwrite": 1
+        }
+    ],
+    "nics": [
+        {
+            "devid": 0,
+            "mac": "00:16:3e:66:12:b4",
+            "bridge": "br0",
+            "script": "/etc/xen/scripts/vif-bridge",
+            "nictype": "vif_ioemu"
+        }
+    ],
+    "vfbs": [
+        {
+	    "devid": -1,
+            "vnc": {
+                "enable": "True",
+                "listen": "0.0.0.0",
+                "findunused": "False"
+            },
+            "sdl": {
+                "enable": "False"
+            }
+        }
+    ],
+    "vkbs": [
+        {
+            "devid": -1
+        }
+    ],
+    "on_reboot": "restart"
+}
Index: libvirt-5.1.0/tests/libxlxml2domconfigdata/max-gntframes-hvm.xml
===================================================================
--- /dev/null
+++ libvirt-5.1.0/tests/libxlxml2domconfigdata/max-gntframes-hvm.xml
@@ -0,0 +1,37 @@
+<domain type='xen'>
+  <name>test-hvm</name>
+  <description>None</description>
+  <uuid>2147d599-9cc6-c0dc-92ab-4064b5446e9b</uuid>
+  <memory>1048576</memory>
+  <currentMemory>1048576</currentMemory>
+  <vcpu>4</vcpu>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <clock offset='utc'/>
+  <os>
+    <type>hvm</type>
+    <loader>/usr/lib/xen/boot/hvmloader</loader>
+    <boot dev='hd'/>
+  </os>
+  <features>
+    <apic/>
+    <acpi/>
+    <pae/>
+  </features>
+  <devices>
+    <emulator>/bin/true</emulator>
+    <disk type='file' device='disk'>
+      <driver name='qemu'/>
+      <source file='/var/lib/xen/images/test-hvm.img'/>
+      <target dev='hda'/>
+    </disk>
+    <controller type='xenbus' maxGrantFrames='64'/>
+    <interface type='bridge'>
+      <source bridge='br0'/>
+      <mac address='00:16:3e:66:12:b4'/>
+      <script path='/etc/xen/scripts/vif-bridge'/>
+    </interface>
+    <graphics type='vnc' port='-1' autoport='yes' listen='0.0.0.0'/>
+  </devices>
+</domain>
Index: libvirt-5.1.0/tests/libxlxml2domconfigtest.c
===================================================================
--- libvirt-5.1.0.orig/tests/libxlxml2domconfigtest.c
+++ libvirt-5.1.0/tests/libxlxml2domconfigtest.c
@@ -217,6 +217,9 @@ mymain(void)
     DO_TEST("fullvirt-cpuid-legacy-nest");
 # endif
 
+# ifdef LIBXL_HAVE_BUILDINFO_GRANT_LIMITS
+    DO_TEST("max-gntframes-hvm");
+# endif
 
     unlink("libxl-driver.log");
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