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authorLinus Torvalds <torvalds@linux-foundation.org>2018-04-05 22:17:50 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2018-04-05 22:17:50 -0400
commitbe88751f320a716a4327596adfe834e162c14532 (patch)
tree4015f6d1da204e6228dfcbc3984ac9ddf7d988de /Documentation/filesystems
parent5e4d659713f52c1c9dfc2fea9d319b80a53d4bc9 (diff)
parentb91ed9d8082c394dda63f94f935219cd0a565938 (diff)
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs
Pull misc filesystem updates from Jan Kara: "udf, ext2, quota, fsnotify fixes & cleanups: - udf fixes for handling of media without uid/gid - udf fixes for some corner cases in parsing of volume recognition sequence - improvements of fsnotify handling of ENOMEM - new ioctl to allow setting of watch descriptor id for inotify (for checkpoint - restart) - small ext2, reiserfs, quota cleanups" * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs: quota: Kill an unused extern entry form quota.h reiserfs: Remove VLA from fs/reiserfs/reiserfs.h udf: fix potential refcnt problem of nls module ext2: change return code to -ENOMEM when failing memory allocation udf: Do not mark possibly inconsistent filesystems as closed fsnotify: Let userspace know about lost events due to ENOMEM fanotify: Avoid lost events due to ENOMEM for unlimited queues udf: Remove never implemented mount options udf: Update mount option documentation udf: Provide saner default for invalid uid / gid udf: Clean up handling of invalid uid/gid udf: Apply uid/gid mount options also to new inodes & chown udf: Ignore [ug]id=ignore mount options udf: Fix handling of Partition Descriptors udf: Unify common handling of descriptors udf: Convert descriptor index definitions to enum udf: Allow volume descriptor sequence to be terminated by unrecorded block udf: Simplify handling of Volume Descriptor Pointers udf: Fix off-by-one in volume descriptor sequence length inotify: Extend ioctl to allow to request id of new watch descriptor
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/udf.txt26
1 files changed, 7 insertions, 19 deletions
diff --git a/Documentation/filesystems/udf.txt b/Documentation/filesystems/udf.txt
index d3d0e3218f86..e2f2faf32f18 100644
--- a/Documentation/filesystems/udf.txt
+++ b/Documentation/filesystems/udf.txt
@@ -36,18 +36,14 @@ The following mount options are supported:
36 iocharset= Set the NLS character set 36 iocharset= Set the NLS character set
37 37
38The uid= and gid= options need a bit more explaining. They will accept a 38The uid= and gid= options need a bit more explaining. They will accept a
39decimal numeric value which will be used as the default ID for that mount. 39decimal numeric value and all inodes on that mount will then appear as
40They will also accept the string "ignore" and "forget". For files on the disk 40belonging to that uid and gid. Mount options also accept the string "forget".
41that are owned by nobody ( -1 ), they will instead look as if they are owned 41The forget option causes all IDs to be written to disk as -1 which is a way
42by the default ID. The ignore option causes the default ID to override all 42of UDF standard to indicate that IDs are not supported for these files .
43IDs on the disk, not just -1. The forget option causes all IDs to be written
44to disk as -1, so when the media is later remounted, they will appear to be
45owned by whatever default ID it is mounted with at that time.
46 43
47For typical desktop use of removable media, you should set the ID to that 44For typical desktop use of removable media, you should set the ID to that of
48of the interactively logged on user, and also specify both the forget and 45the interactively logged on user, and also specify the forget option. This way
49ignore options. This way the interactive user will always see the files 46the interactive user will always see the files on the disk as belonging to him.
50on the disk as belonging to him.
51 47
52The remaining are for debugging and disaster recovery: 48The remaining are for debugging and disaster recovery:
53 49
@@ -57,16 +53,8 @@ The following expect a offset from 0.
57 53
58 session= Set the CDROM session (default= last session) 54 session= Set the CDROM session (default= last session)
59 anchor= Override standard anchor location. (default= 256) 55 anchor= Override standard anchor location. (default= 256)
60 volume= Override the VolumeDesc location. (unused)
61 partition= Override the PartitionDesc location. (unused)
62 lastblock= Set the last block of the filesystem/ 56 lastblock= Set the last block of the filesystem/
63 57
64The following expect a offset from the partition root.
65
66 fileset= Override the fileset block location. (unused)
67 rootdir= Override the root directory location. (unused)
68 WARNING: overriding the rootdir to a non-directory may
69 yield highly unpredictable results.
70------------------------------------------------------------------------------- 58-------------------------------------------------------------------------------
71 59
72 60