From: David Sterba Date: Wed, 20 Nov 2013 14:05:51 +0000 (+0100) Subject: Documentation: filesystems: add new btrfs mount options X-Git-Tag: v3.13-rc3~10^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=906c176e541f89ed3c04d0e9af1c7cf7b3cc1adb;p=profile%2Fivi%2Fkernel-x86-ivi.git Documentation: filesystems: add new btrfs mount options Two new options were added in 3.12: commit and rescan_uuid_tree CC: linux-doc@vger.kernel.org Signed-off-by: David Sterba Signed-off-by: Chris Mason --- diff --git a/Documentation/filesystems/btrfs.txt b/Documentation/filesystems/btrfs.txt index 9dae594..4ced8be 100644 --- a/Documentation/filesystems/btrfs.txt +++ b/Documentation/filesystems/btrfs.txt @@ -70,6 +70,12 @@ Unless otherwise specified, all options default to off. See comments at the top of fs/btrfs/check-integrity.c for more info. + commit= + Set the interval of periodic commit, 30 seconds by default. Higher + values defer data being synced to permanent storage with obvious + consequences when the system crashes. The upper bound is not forced, + but a warning is printed if it's more than 300 seconds (5 minutes). + compress compress= compress-force @@ -154,7 +160,11 @@ Unless otherwise specified, all options default to off. Currently this scans a list of several previous tree roots and tries to use the first readable. - skip_balance + rescan_uuid_tree + Force check and rebuild procedure of the UUID tree. This should not + normally be needed. + + skip_balance Skip automatic resume of interrupted balance operation after mount. May be resumed with "btrfs balance resume."