diff options
| author | Badari Pulavarty <pbadari@us.ibm.com> | 2006-06-26 00:25:04 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-26 09:58:20 -0700 |
| commit | ade1a29e168ba08b699a418ff5e762315fa33f70 (patch) | |
| tree | d01dbf3a9da6f76d21e2c0b17f481709b17c8839 /Documentation/filesystems/ext3.txt | |
| parent | 71c0cd7042672fce2463d82183d20bfb574f4cb5 (diff) | |
[PATCH] ext3: Add "-o bh" option
This patch adds "-o bh" option to force use of buffer_heads. This option
is needed when we make "nobh" as default - and if we run into problems.
Signed-off-by: Badari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation/filesystems/ext3.txt')
| -rw-r--r-- | Documentation/filesystems/ext3.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/filesystems/ext3.txt b/Documentation/filesystems/ext3.txt index afb1335c05d6..4aecc9bdb273 100644 --- a/Documentation/filesystems/ext3.txt +++ b/Documentation/filesystems/ext3.txt @@ -113,6 +113,14 @@ noquota grpquota usrquota +bh (*) ext3 associates buffer heads to data pages to +nobh (a) cache disk block mapping information + (b) link pages into transaction to provide + ordering guarantees. + "bh" option forces use of buffer heads. + "nobh" option tries to avoid associating buffer + heads (supported only for "writeback" mode). + Specification ============= |