diff --git a/nova/tests/unit/virt/hyperv/test_driver.py b/nova/tests/unit/virt/hyperv/test_driver.py
index 6ae8d27115ef..9449b36b9479 100644
--- a/nova/tests/unit/virt/hyperv/test_driver.py
+++ b/nova/tests/unit/virt/hyperv/test_driver.py
@@ -486,3 +486,17 @@ class HyperVDriverTestCase(test_base.HyperVBaseTestCase):
                                        mock.sentinel.all_instances)
         self.driver._imagecache.update.assert_called_once_with(
             mock.sentinel.context, mock.sentinel.all_instances)
+
+    @mock.patch.object(driver.HyperVDriver, '_get_allocation_ratios')
+    def test_update_provider_tree(self, mock_get_alloc_ratios):
+        mock_ptree = mock.Mock()
+        mock_inventory = mock_ptree.data.return_value.inventory
+
+        self.driver.update_provider_tree(
+            mock_ptree, mock.sentinel.nodename, mock.sentinel.allocations)
+
+        mock_get_alloc_ratios.assert_called_once_with(mock_inventory)
+        self.driver._hostops.update_provider_tree.assert_called_once_with(
+            mock_ptree, mock.sentinel.nodename,
+            mock_get_alloc_ratios.return_value,
+            mock.sentinel.allocations)
diff --git a/nova/tests/unit/virt/hyperv/test_hostops.py b/nova/tests/unit/virt/hyperv/test_hostops.py
index 73bb5d8955fe..520c532c95c2 100644
--- a/nova/tests/unit/virt/hyperv/test_hostops.py
+++ b/nova/tests/unit/virt/hyperv/test_hostops.py
@@ -16,6 +16,7 @@
 import datetime
 
 import mock
+import os_resource_classes as orc
 from os_win import constants as os_win_const
 from oslo_config import cfg
 from oslo_serialization import jsonutils
@@ -268,3 +269,48 @@ class HostOpsTestCase(test_base.HyperVBaseTestCase):
                    str(mock_time()), str(tdelta))
 
         self.assertEqual(expected, response)
+
+    @mock.patch.object(hostops.HostOps, 'get_available_resource')
+    def test_update_provider_tree(self, mock_get_avail_res):
+        resources = mock.MagicMock()
+        allocation_ratios = mock.MagicMock()
+        provider_tree = mock.Mock()
+
+        mock_get_avail_res.return_value = resources
+
+        self.flags(reserved_host_disk_mb=1)
+
+        exp_inventory = {
+            orc.VCPU: {
+                'total': resources['vcpus'],
+                'min_unit': 1,
+                'max_unit': resources['vcpus'],
+                'step_size': 1,
+                'allocation_ratio': allocation_ratios[orc.VCPU],
+                'reserved': CONF.reserved_host_cpus,
+            },
+            orc.MEMORY_MB: {
+                'total': resources['memory_mb'],
+                'min_unit': 1,
+                'max_unit': resources['memory_mb'],
+                'step_size': 1,
+                'allocation_ratio': allocation_ratios[orc.MEMORY_MB],
+                'reserved': CONF.reserved_host_memory_mb,
+            },
+            orc.DISK_GB: {
+                'total': resources['local_gb'],
+                'min_unit': 1,
+                'max_unit': resources['local_gb'],
+                'step_size': 1,
+                'allocation_ratio': allocation_ratios[orc.DISK_GB],
+                'reserved': 1,
+            },
+        }
+
+        self._hostops.update_provider_tree(
+            provider_tree, mock.sentinel.node_name, allocation_ratios,
+            mock.sentinel.allocations)
+
+        provider_tree.update_inventory.assert_called_once_with(
+            mock.sentinel.node_name,
+            exp_inventory)
diff --git a/nova/virt/hyperv/driver.py b/nova/virt/hyperv/driver.py
index 6c93687a7f42..7b30ca047457 100644
--- a/nova/virt/hyperv/driver.py
+++ b/nova/virt/hyperv/driver.py
@@ -369,3 +369,10 @@ class HyperVDriver(driver.ComputeDriver):
 
     def unrescue(self, instance, network_info):
         self._vmops.unrescue_instance(instance)
+
+    def update_provider_tree(self, provider_tree, nodename, allocations=None):
+        inventory = provider_tree.data(nodename).inventory
+        alloc_ratios = self._get_allocation_ratios(inventory)
+
+        self._hostops.update_provider_tree(
+            provider_tree, nodename, alloc_ratios, allocations)
diff --git a/nova/virt/hyperv/hostops.py b/nova/virt/hyperv/hostops.py
index 0ab1c05a7b0a..9689bf5760e4 100644
--- a/nova/virt/hyperv/hostops.py
+++ b/nova/virt/hyperv/hostops.py
@@ -20,12 +20,14 @@ import datetime
 import platform
 import time
 
+import os_resource_classes as orc
 from os_win import constants as os_win_const
 from os_win import utilsfactory
 from oslo_log import log as logging
 from oslo_serialization import jsonutils
 from oslo_utils import units
 
+from nova.compute import utils as compute_utils
 import nova.conf
 from nova.i18n import _
 from nova import objects
@@ -251,3 +253,39 @@ class HostOps(object):
         return "%s up %s,  0 users,  load average: 0, 0, 0" % (
                    str(time.strftime("%H:%M:%S")),
                    str(datetime.timedelta(milliseconds=int(tick_count64))))
+
+    def update_provider_tree(self, provider_tree, nodename,
+                             allocation_ratios, allocations=None):
+        resources = self.get_available_resource()
+
+        inventory = {
+            orc.VCPU: {
+                'total': resources['vcpus'],
+                'min_unit': 1,
+                'max_unit': resources['vcpus'],
+                'step_size': 1,
+                'allocation_ratio': allocation_ratios[orc.VCPU],
+                'reserved': CONF.reserved_host_cpus,
+            },
+            orc.MEMORY_MB: {
+                'total': resources['memory_mb'],
+                'min_unit': 1,
+                'max_unit': resources['memory_mb'],
+                'step_size': 1,
+                'allocation_ratio': allocation_ratios[orc.MEMORY_MB],
+                'reserved': CONF.reserved_host_memory_mb,
+            },
+            # TODO(lpetrut): once #1784020 is fixed, we can skip reporting
+            # shared storage capacity
+            orc.DISK_GB: {
+                'total': resources['local_gb'],
+                'min_unit': 1,
+                'max_unit': resources['local_gb'],
+                'step_size': 1,
+                'allocation_ratio': allocation_ratios[orc.DISK_GB],
+                'reserved': compute_utils.convert_mb_to_ceil_gb(
+                    CONF.reserved_host_disk_mb),
+            },
+        }
+
+        provider_tree.update_inventory(nodename, inventory)