| .. | .. | 
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 | 1 | +# SPDX-License-Identifier: GPL-2.0-only  | 
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| 1 | 2 |  config NFS_FS | 
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| 2 | 3 |  	tristate "NFS client support" | 
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| 3 | 4 |  	depends on INET && FILE_LOCKING && MULTIUSER | 
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| .. | .. | 
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| 121 | 122 |  config PNFS_BLOCK | 
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| 122 | 123 |  	tristate | 
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| 123 | 124 |  	depends on NFS_V4_1 && BLK_DEV_DM | 
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| 124 |  | -	depends on 64BIT || LBDAF  | 
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| 125 | 125 |  	default NFS_V4 | 
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| 126 | 126 |   | 
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| 127 | 127 |  config PNFS_FLEXFILE_LAYOUT | 
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| .. | .. | 
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| 164 | 164 |  	  If you want your system to mount its root file system via NFS, | 
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| 165 | 165 |  	  choose Y here.  This is common practice for managing systems | 
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| 166 | 166 |  	  without local permanent storage.  For details, read | 
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| 167 |  | -	  <file:Documentation/filesystems/nfs/nfsroot.txt>.  | 
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 | 167 | +	  <file:Documentation/admin-guide/nfs/nfsroot.rst>.  | 
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| 168 | 168 |   | 
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| 169 | 169 |  	  Most people say N here. | 
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| 170 | 170 |   | 
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| .. | .. | 
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| 196 | 196 |  	depends on NFS_FS && SUNRPC_DEBUG | 
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| 197 | 197 |  	select CRC32 | 
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| 198 | 198 |  	default y | 
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 | 199 | +  | 
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 | 200 | +config NFS_DISABLE_UDP_SUPPORT  | 
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 | 201 | +       bool "NFS: Disable NFS UDP protocol support"  | 
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 | 202 | +       depends on NFS_FS  | 
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 | 203 | +       default y  | 
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 | 204 | +       help  | 
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 | 205 | +	 Choose Y here to disable the use of NFS over UDP. NFS over UDP  | 
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 | 206 | +	 on modern networks (1Gb+) can lead to data corruption caused by  | 
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 | 207 | +	 fragmentation during high loads.  | 
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 | 208 | +  | 
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 | 209 | +config NFS_V4_2_READ_PLUS  | 
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 | 210 | +	bool "NFS: Enable support for the NFSv4.2 READ_PLUS operation"  | 
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 | 211 | +	depends on NFS_V4_2  | 
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 | 212 | +	default n  | 
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 | 213 | +	help  | 
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 | 214 | +	 This is intended for developers only. The READ_PLUS operation has  | 
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 | 215 | +	 been shown to have issues under specific conditions and should not  | 
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 | 216 | +	 be used in production.  | 
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