ksmbd: move fs/cifsd to fs/ksmbd

mainline inclusion
from mainline-5.15-rc1
commit 1a93084b
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I60T7G
CVE: NA

Reference: https://git.kernel.org/torvalds/linux/c/1a93084b9a89

-------------------------------

Move fs/cifsd to fs/ksmbd and rename the remaining cifsd name to ksmbd.
Reviewed-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NNamjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: NSteve French <stfrench@microsoft.com>
Signed-off-by: NJason Yan <yanaijie@huawei.com>
Signed-off-by: NZhong Jinghua <zhongjinghua@huawei.com>

Documentation/filesystems/cifs/index.rst

@@ -6,5 +6,5 @@ CIFS
 .. toctree::
    :maxdepth: 1
 
-   cifsd
+   ksmbd
    cifsroot

Documentation/filesystems/cifs/cifsd.rst → Documentation/filesystems/cifs/ksmbd.rst

 .. SPDX-License-Identifier: GPL-2.0
 
 ==========================
-CIFSD - SMB3 Kernel Server
+KSMBD - SMB3 Kernel Server
 ==========================
 
-CIFSD is a linux kernel server which implements SMB3 protocol in kernel space
+KSMBD is a linux kernel server which implements SMB3 protocol in kernel space
 for sharing files over network.
 
-CIFSD architecture
+KSMBD architecture
 ==================
 
 The subset of performance related operations belong in kernelspace and
@@ -60,7 +60,7 @@ NetServerGetInfo. Complete DCE/RPC response is prepared from the user space
 and passed over to the associated kernel thread for the client.
 
 
-CIFSD Feature Status
+KSMBD Feature Status
 ====================
 
 ============================== =================================================
@@ -138,7 +138,7 @@ How to run
 
 6. Access share from Windows or Linux using CIFS
 
-Shutdown CIFSD
+Shutdown KSMBD
 ==============
 
 1. kill user and kernel space daemon