isofs: let mode and dmode mount options override rock ridge mode setting
So far, permissions set via 'mode' and/or 'dmode' mount options were
effective only if the medium had no rock ridge extensions (or was mounted
without them). Add 'overriderockmode' mount option to indicate that these
options should override permissions set in rock ridge extensions. Maybe
this should be default but the current behavior is there since mount
options were created so I think we should not change how they behave.
Cc: <Hans-Joachim.Baader@cjt.de>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/Documentation/filesystems/isofs.txt b/Documentation/filesystems/isofs.txt
index 6973b98..3c367c3 100644
--- a/Documentation/filesystems/isofs.txt
+++ b/Documentation/filesystems/isofs.txt
@@ -23,8 +23,13 @@
map=off Do not map non-Rock Ridge filenames to lower case
map=normal Map non-Rock Ridge filenames to lower case
map=acorn As map=normal but also apply Acorn extensions if present
- mode=xxx Sets the permissions on files to xxx
- dmode=xxx Sets the permissions on directories to xxx
+ mode=xxx Sets the permissions on files to xxx unless Rock Ridge
+ extensions set the permissions otherwise
+ dmode=xxx Sets the permissions on directories to xxx unless Rock Ridge
+ extensions set the permissions otherwise
+ overriderockperm Set permissions on files and directories according to
+ 'mode' and 'dmode' even though Rock Ridge extensions are
+ present.
nojoliet Ignore Joliet extensions if they are present.
norock Ignore Rock Ridge extensions if they are present.
hide Completely strip hidden files from the file system.
