diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2016_04_30_preview/operations/disks_operations.py b/azure-mgmt-compute/azure/mgmt/compute/v2016_04_30_preview/operations/disks_operations.py
index 3ee227fe67e8..2293337205e8 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2016_04_30_preview/operations/disks_operations.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2016_04_30_preview/operations/disks_operations.py
@@ -97,8 +97,10 @@ def create_or_update(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param disk: Disk object supplied in the body of the Put disk
          operation.
@@ -218,8 +220,10 @@ def update(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param disk: Disk object supplied in the body of the Patch disk
          operation.
@@ -287,8 +291,10 @@ def get(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -395,8 +401,10 @@ def delete(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -643,8 +651,10 @@ def grant_access(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param access: Possible values include: 'None', 'Read'
         :type access: str or
@@ -762,8 +772,10 @@ def revoke_access(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/disks_operations.py b/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/disks_operations.py
index bb16a26d1707..65a50ecf6902 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/disks_operations.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/disks_operations.py
@@ -97,8 +97,10 @@ def create_or_update(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param disk: Disk object supplied in the body of the Put disk
          operation.
@@ -218,8 +220,10 @@ def update(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param disk: Disk object supplied in the body of the Patch disk
          operation.
@@ -287,8 +291,10 @@ def get(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -395,8 +401,10 @@ def delete(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -643,8 +651,10 @@ def grant_access(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param access: Possible values include: 'None', 'Read'
         :type access: str or
@@ -762,8 +772,10 @@ def revoke_access(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param disk_name: The name of the disk within the given subscription
-         and resource group.
+        :param disk_name: The name of the managed disk that is being created.
+         The name can't be changed after the disk is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The maximum name
+         length is 80 characters.
         :type disk_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
diff --git a/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/snapshots_operations.py b/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/snapshots_operations.py
index ad0291d164ff..3a1e8eeb85d3 100644
--- a/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/snapshots_operations.py
+++ b/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/snapshots_operations.py
@@ -97,8 +97,10 @@ def create_or_update(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param snapshot_name: The name of the snapshot within the given
-         subscription and resource group.
+        :param snapshot_name: The name of the snapshot that is being created.
+         The name can't be changed after the snapshot is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The max name length
+         is 80 characters.
         :type snapshot_name: str
         :param snapshot: Snapshot object supplied in the body of the Put disk
          operation.
@@ -218,8 +220,10 @@ def update(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param snapshot_name: The name of the snapshot within the given
-         subscription and resource group.
+        :param snapshot_name: The name of the snapshot that is being created.
+         The name can't be changed after the snapshot is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The max name length
+         is 80 characters.
         :type snapshot_name: str
         :param snapshot: Snapshot object supplied in the body of the Patch
          snapshot operation.
@@ -287,8 +291,10 @@ def get(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param snapshot_name: The name of the snapshot within the given
-         subscription and resource group.
+        :param snapshot_name: The name of the snapshot that is being created.
+         The name can't be changed after the snapshot is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The max name length
+         is 80 characters.
         :type snapshot_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -395,8 +401,10 @@ def delete(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param snapshot_name: The name of the snapshot within the given
-         subscription and resource group.
+        :param snapshot_name: The name of the snapshot that is being created.
+         The name can't be changed after the snapshot is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The max name length
+         is 80 characters.
         :type snapshot_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
@@ -643,8 +651,10 @@ def grant_access(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param snapshot_name: The name of the snapshot within the given
-         subscription and resource group.
+        :param snapshot_name: The name of the snapshot that is being created.
+         The name can't be changed after the snapshot is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The max name length
+         is 80 characters.
         :type snapshot_name: str
         :param access: Possible values include: 'None', 'Read'
         :type access: str or
@@ -762,8 +772,10 @@ def revoke_access(
 
         :param resource_group_name: The name of the resource group.
         :type resource_group_name: str
-        :param snapshot_name: The name of the snapshot within the given
-         subscription and resource group.
+        :param snapshot_name: The name of the snapshot that is being created.
+         The name can't be changed after the snapshot is created. Supported
+         characters for the name are a-z, A-Z, 0-9 and _. The max name length
+         is 80 characters.
         :type snapshot_name: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the