diff options
author | Andrea Bastoni <bastoni@cs.unc.edu> | 2010-05-30 19:16:45 -0400 |
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committer | Andrea Bastoni <bastoni@cs.unc.edu> | 2010-05-30 19:16:45 -0400 |
commit | ada47b5fe13d89735805b566185f4885f5a3f750 (patch) | |
tree | 644b88f8a71896307d71438e9b3af49126ffb22b /Documentation/filesystems/nilfs2.txt | |
parent | 43e98717ad40a4ae64545b5ba047c7b86aa44f4f (diff) | |
parent | 3280f21d43ee541f97f8cda5792150d2dbec20d5 (diff) |
Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master
Diffstat (limited to 'Documentation/filesystems/nilfs2.txt')
-rw-r--r-- | Documentation/filesystems/nilfs2.txt | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/Documentation/filesystems/nilfs2.txt b/Documentation/filesystems/nilfs2.txt index 01539f410676..cf6d0d85ca82 100644 --- a/Documentation/filesystems/nilfs2.txt +++ b/Documentation/filesystems/nilfs2.txt | |||
@@ -28,7 +28,7 @@ described in the man pages included in the package. | |||
28 | Project web page: http://www.nilfs.org/en/ | 28 | Project web page: http://www.nilfs.org/en/ |
29 | Download page: http://www.nilfs.org/en/download.html | 29 | Download page: http://www.nilfs.org/en/download.html |
30 | Git tree web page: http://www.nilfs.org/git/ | 30 | Git tree web page: http://www.nilfs.org/git/ |
31 | NILFS mailing lists: http://www.nilfs.org/mailman/listinfo/users | 31 | List info: http://vger.kernel.org/vger-lists.html#linux-nilfs |
32 | 32 | ||
33 | Caveats | 33 | Caveats |
34 | ======= | 34 | ======= |
@@ -49,8 +49,7 @@ Mount options | |||
49 | NILFS2 supports the following mount options: | 49 | NILFS2 supports the following mount options: |
50 | (*) == default | 50 | (*) == default |
51 | 51 | ||
52 | barrier=on(*) This enables/disables barriers. barrier=off disables | 52 | nobarrier Disables barriers. |
53 | it, barrier=on enables it. | ||
54 | errors=continue(*) Keep going on a filesystem error. | 53 | errors=continue(*) Keep going on a filesystem error. |
55 | errors=remount-ro Remount the filesystem read-only on an error. | 54 | errors=remount-ro Remount the filesystem read-only on an error. |
56 | errors=panic Panic and halt the machine if an error occurs. | 55 | errors=panic Panic and halt the machine if an error occurs. |
@@ -71,6 +70,13 @@ order=strict Apply strict in-order semantics that preserves sequence | |||
71 | blocks. That means, it is guaranteed that no | 70 | blocks. That means, it is guaranteed that no |
72 | overtaking of events occurs in the recovered file | 71 | overtaking of events occurs in the recovered file |
73 | system after a crash. | 72 | system after a crash. |
73 | norecovery Disable recovery of the filesystem on mount. | ||
74 | This disables every write access on the device for | ||
75 | read-only mounts or snapshots. This option will fail | ||
76 | for r/w mounts on an unclean volume. | ||
77 | discard Issue discard/TRIM commands to the underlying block | ||
78 | device when blocks are freed. This is useful for SSD | ||
79 | devices and sparse/thinly-provisioned LUNs. | ||
74 | 80 | ||
75 | NILFS2 usage | 81 | NILFS2 usage |
76 | ============ | 82 | ============ |