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authorAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
committerAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
commitada47b5fe13d89735805b566185f4885f5a3f750 (patch)
tree644b88f8a71896307d71438e9b3af49126ffb22b /Documentation/filesystems/nilfs2.txt
parent43e98717ad40a4ae64545b5ba047c7b86aa44f4f (diff)
parent3280f21d43ee541f97f8cda5792150d2dbec20d5 (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.txt12
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.
28Project web page: http://www.nilfs.org/en/ 28Project web page: http://www.nilfs.org/en/
29Download page: http://www.nilfs.org/en/download.html 29Download page: http://www.nilfs.org/en/download.html
30Git tree web page: http://www.nilfs.org/git/ 30Git tree web page: http://www.nilfs.org/git/
31NILFS mailing lists: http://www.nilfs.org/mailman/listinfo/users 31List info: http://vger.kernel.org/vger-lists.html#linux-nilfs
32 32
33Caveats 33Caveats
34======= 34=======
@@ -49,8 +49,7 @@ Mount options
49NILFS2 supports the following mount options: 49NILFS2 supports the following mount options:
50(*) == default 50(*) == default
51 51
52barrier=on(*) This enables/disables barriers. barrier=off disables 52nobarrier Disables barriers.
53 it, barrier=on enables it.
54errors=continue(*) Keep going on a filesystem error. 53errors=continue(*) Keep going on a filesystem error.
55errors=remount-ro Remount the filesystem read-only on an error. 54errors=remount-ro Remount the filesystem read-only on an error.
56errors=panic Panic and halt the machine if an error occurs. 55errors=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.
73norecovery 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.
77discard 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
75NILFS2 usage 81NILFS2 usage
76============ 82============