1# SPDX-License-Identifier: GPL-2.0-only
2config NTFS3_FS
3	tristate "NTFS Read-Write file system support"
4	select NLS
5	help
6	  Windows OS native file system (NTFS) support up to NTFS version 3.1.
7
8	  Y or M enables the NTFS3 driver with full features enabled (read,
9	  write, journal replaying, sparse/compressed files support).
10	  File system type to use on mount is "ntfs3". Module name (M option)
11	  is also "ntfs3".
12
13	  Documentation: <file:Documentation/filesystems/ntfs3.rst>
14
15config NTFS3_64BIT_CLUSTER
16	bool "64 bits per NTFS clusters"
17	depends on NTFS3_FS && 64BIT
18	help
19	  Windows implementation of ntfs.sys uses 32 bits per clusters.
20	  If activated 64 bits per clusters you will be able to use 4k cluster
21	  for 16T+ volumes. Windows will not be able to mount such volumes.
22
23	  It is recommended to say N here.
24
25config NTFS3_LZX_XPRESS
26	bool "activate support of external compressions lzx/xpress"
27	depends on NTFS3_FS
28	help
29	  In Windows 10 one can use command "compact" to compress any files.
30	  4 possible variants of compression are: xpress4k, xpress8k, xpress16k and lzx.
31	  If activated you will be able to read such files correctly.
32
33	  It is recommended to say Y here.
34
35config NTFS3_FS_POSIX_ACL
36	bool "NTFS POSIX Access Control Lists"
37	depends on NTFS3_FS
38	select FS_POSIX_ACL
39	help
40	  POSIX Access Control Lists (ACLs) support additional access rights
41	  for users and groups beyond the standard owner/group/world scheme,
42	  and this option selects support for ACLs specifically for ntfs
43	  filesystems.
44	  NOTE: this is linux only feature. Windows will ignore these ACLs.
45
46	  If you don't know what Access Control Lists are, say N.
47