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Diffstat (limited to 'fs/f2fs/Kconfig')
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1 | config F2FS_FS | ||
2 | tristate "F2FS filesystem support (EXPERIMENTAL)" | ||
3 | depends on BLOCK | ||
4 | help | ||
5 | F2FS is based on Log-structured File System (LFS), which supports | ||
6 | versatile "flash-friendly" features. The design has been focused on | ||
7 | addressing the fundamental issues in LFS, which are snowball effect | ||
8 | of wandering tree and high cleaning overhead. | ||
9 | |||
10 | Since flash-based storages show different characteristics according to | ||
11 | the internal geometry or flash memory management schemes aka FTL, F2FS | ||
12 | and tools support various parameters not only for configuring on-disk | ||
13 | layout, but also for selecting allocation and cleaning algorithms. | ||
14 | |||
15 | If unsure, say N. | ||
16 | |||
17 | config F2FS_STAT_FS | ||
18 | bool "F2FS Status Information" | ||
19 | depends on F2FS_FS && DEBUG_FS | ||
20 | default y | ||
21 | help | ||
22 | /sys/kernel/debug/f2fs/ contains information about all the partitions | ||
23 | mounted as f2fs. Each file shows the whole f2fs information. | ||
24 | |||
25 | /sys/kernel/debug/f2fs/status includes: | ||
26 | - major file system information managed by f2fs currently | ||
27 | - average SIT information about whole segments | ||
28 | - current memory footprint consumed by f2fs. | ||
29 | |||
30 | config F2FS_FS_XATTR | ||
31 | bool "F2FS extended attributes" | ||
32 | depends on F2FS_FS | ||
33 | default y | ||
34 | help | ||
35 | Extended attributes are name:value pairs associated with inodes by | ||
36 | the kernel or by users (see the attr(5) manual page, or visit | ||
37 | <http://acl.bestbits.at/> for details). | ||
38 | |||
39 | If unsure, say N. | ||
40 | |||
41 | config F2FS_FS_POSIX_ACL | ||
42 | bool "F2FS Access Control Lists" | ||
43 | depends on F2FS_FS_XATTR | ||
44 | select FS_POSIX_ACL | ||
45 | default y | ||
46 | help | ||
47 | Posix Access Control Lists (ACLs) support permissions for users and | ||
48 | gourps beyond the owner/group/world scheme. | ||
49 | |||
50 | To learn more about Access Control Lists, visit the POSIX ACLs for | ||
51 | Linux website <http://acl.bestbits.at/>. | ||
52 | |||
53 | If you don't know what Access Control Lists are, say N | ||