tree ee6f12c0fbfa959a79861904498d04db8d899cc2
parent 325020477a51ffa849418b3e38189fd266f2ae20
author Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> 1278302408 +0900
committer Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> 1279846932 +0900

nilfs2: add barrier mount option

Nilfs enables write barriers by default and has "nobarrier" mount
option to disable this feature.  But it lacks the complementary option
and has no way to re-enable the feature on remount.

This adds "barrier" option to resolve this imbalance.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>