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authorStefan Hajnoczi <stefanha@linux.vnet.ibm.com>2012-03-28 09:32:32 +0100
committerJan Kara <jack@suse.cz>2012-04-11 11:12:45 +0200
commitee65244b210e00060c2d4d8eff4ad9b18400f588 (patch)
tree9b6cd7f93c2b6d199c1a5ee5770446ecc4e3cbb7 /Documentation/filesystems
parentac0dd2474822fbd7d8e8cca12495e6b4760556cd (diff)
ext3: update documentation with barrier=1 default
Commit 00eacd6 ("ext3: make ext3 mount default to barrier=1") changed the default barrier mount option for ext3. The documentation needs to be updated, so this patch does that. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/ext3.txt6
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/filesystems/ext3.txt b/Documentation/filesystems/ext3.txt
index b100adc38ad..293855e9500 100644
--- a/Documentation/filesystems/ext3.txt
+++ b/Documentation/filesystems/ext3.txt
@@ -59,9 +59,9 @@ commit=nrsec (*) Ext3 can be told to sync all its data and metadata
Setting it to very large values will improve
performance.
-barrier=<0(*)|1> This enables/disables the use of write barriers in
-barrier the jbd code. barrier=0 disables, barrier=1 enables.
-nobarrier (*) This also requires an IO stack which can support
+barrier=<0|1(*)> This enables/disables the use of write barriers in
+barrier (*) the jbd code. barrier=0 disables, barrier=1 enables.
+nobarrier This also requires an IO stack which can support
barriers, and if jbd gets an error on a barrier
write, it will disable again with a warning.
Write barriers enforce proper on-disk ordering