update docs

Author: 龙柏安

content/en/docs/compatibility-and-features/kubernetes-and-os-compatibility.md

@@ -218,6 +218,15 @@ The following table lists the OSs and multipathing software supported by the Hua
 <td class="cellrowborder" valign="top" width="28.999999999999996%" headers="mcps1.2.5.1.4 "><p id="p9412146192210"><a name="p9412146192210"></a><a name="p9412146192210"></a>Not supported</p>
 </td>
 </tr>
+<tr id="row141121958174817"><td class="cellrowborder" valign="top" width="21%" headers="mcps1.2.5.1.1 "><p id="p411217583481"><a name="p411217583481"></a><a name="p411217583481"></a>Red Hat Enterprise Linux x86_64</p>
+</td>
+<td class="cellrowborder" valign="top" width="23%" headers="mcps1.2.5.1.2 "><p id="p91129587480"><a name="p91129587480"></a><a name="p91129587480"></a>8.6, 8.7, 8.8</p>
+</td>
+<td class="cellrowborder" valign="top" width="27%" headers="mcps1.2.5.1.3 "><p id="p141128581485"><a name="p141128581485"></a><a name="p141128581485"></a>Delivered with the OS, supporting FC/iSCSI</p>
+</td>
+<td class="cellrowborder" valign="top" width="28.999999999999996%" headers="mcps1.2.5.1.4 "><p id="p511205884815"><a name="p511205884815"></a><a name="p511205884815"></a>Not supported</p>
+</td>
+</tr>
 </tbody>
 </table>
 

content/en/docs/installation-and-deployment/upgrading-or-rolling-back-huawei-csi/upgrading-or-rolling-back-huawei-csi-using-helm/rolling-back-huawei-csi/_index.md

@@ -0,0 +1,13 @@
+---
+title: "Rolling Back Huawei CSI"
+linkTitle: "Rolling Back Huawei CSI"
+description:
+weight: 2
+---
+
+If CSI fails to be upgraded from 2._x_  or 3._x_  to  4.5.0  and needs to be rolled back, uninstall CSI by referring to  [Uninstalling Huawei CSI Using Helm](en-us_topic_0000002032782245.md)  and then download and install CSI of the source version.
+
+>![](/public_sys-resources/icon-notice.gif) **NOTICE:** 
+>-   During the upgrade or rollback, the existing resources such as PVCs, snapshots, and Pods will run properly and will not affect your service access.
+>-   During the upgrade or rollback, you cannot use Huawei CSI to create new resources or mount or unmount an existing PVC.
+>-   During the upgrade or rollback, do not uninstall the snapshot-dependent component service.

content/zh-cn/docs/兼容性和特性/Kubernetes及操作系统兼容性.md

@@ -221,6 +221,15 @@ weight: 1
 <td class="cellrowborder" valign="top" width="28.957104289571046%" headers="mcps1.2.5.1.4 "><p id="p9412146192210"><a name="p9412146192210"></a><a name="p9412146192210"></a>不支持</p>
 </td>
 </tr>
+<tr id="row141121958174817"><td class="cellrowborder" valign="top" width="24.537546245375463%" headers="mcps1.2.5.1.1 "><p id="p411217583481"><a name="p411217583481"></a><a name="p411217583481"></a>Red Hat Enterprise Linux x86_64</p>
+</td>
+<td class="cellrowborder" valign="top" width="26.957304269573047%" headers="mcps1.2.5.1.2 "><p id="p91129587480"><a name="p91129587480"></a><a name="p91129587480"></a>8.6, 8.7, 8.8</p>
+</td>
+<td class="cellrowborder" valign="top" width="19.548045195480455%" headers="mcps1.2.5.1.3 "><p id="p141128581485"><a name="p141128581485"></a><a name="p141128581485"></a>随OS自带，支持FC/iSCSI</p>
+</td>
+<td class="cellrowborder" valign="top" width="28.957104289571046%" headers="mcps1.2.5.1.4 "><p id="p511205884815"><a name="p511205884815"></a><a name="p511205884815"></a>不支持</p>
+</td>
+</tr>
 </tbody>
 </table>