1# SPDX-License-Identifier: GPL-2.0-only 2config NTFS3_FS 3 tristate "NTFS Read-Write file system support" 4 select BUFFER_HEAD 5 select NLS 6 select LEGACY_DIRECT_IO 7 help 8 Windows OS native file system (NTFS) support up to NTFS version 3.1. 9 10 Y or M enables the NTFS3 driver with full features enabled (read, 11 write, journal replaying, sparse/compressed files support). 12 File system type to use on mount is "ntfs3". Module name (M option) 13 is also "ntfs3". 14 15 Documentation: <file:Documentation/filesystems/ntfs3.rst> 16 17config NTFS3_64BIT_CLUSTER 18 bool "64 bits per NTFS clusters" 19 depends on NTFS3_FS && 64BIT 20 help 21 Windows implementation of ntfs.sys uses 32 bits per clusters. 22 If activated 64 bits per clusters you will be able to use 4k cluster 23 for 16T+ volumes. Windows will not be able to mount such volumes. 24 25 It is recommended to say N here. 26 27config NTFS3_LZX_XPRESS 28 bool "activate support of external compressions lzx/xpress" 29 depends on NTFS3_FS 30 help 31 In Windows 10 one can use command "compact" to compress any files. 32 4 possible variants of compression are: xpress4k, xpress8k, xpress16k and lzx. 33 If activated you will be able to read such files correctly. 34 35 It is recommended to say Y here. 36 37config NTFS3_FS_POSIX_ACL 38 bool "NTFS POSIX Access Control Lists" 39 depends on NTFS3_FS 40 select FS_POSIX_ACL 41 help 42 POSIX Access Control Lists (ACLs) support additional access rights 43 for users and groups beyond the standard owner/group/world scheme, 44 and this option selects support for ACLs specifically for ntfs 45 filesystems. 46 NOTE: this is linux only feature. Windows will ignore these ACLs. 47 48 If you don't know what Access Control Lists are, say N. 49 50config NTFS_FS 51 tristate "NTFS file system support" 52 select NTFS3_FS 53 select BUFFER_HEAD 54 select NLS 55 help 56 This config option is here only for backward compatibility. NTFS 57 filesystem is now handled by the NTFS3 driver. 58