[RFC PATCH 1/3] xfs: re-enable xfsaild idle mode

[Brian Foster <bfoster@xxxxxxxxxx>]

Allow the xfsaild kernel thread to sleep when there is no work
to do.

Signed-off-by: Brian Foster <bfoster@xxxxxxxxxx>
---
 fs/xfs/xfs_trans_ail.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index 974c7be..37cdd41 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -505,7 +505,7 @@ out_done:
                /* We're past our target or empty, so idle */
                ailp->xa_last_pushed_lsn = 0;
 
-               tout = 50;
+               tout = 0;
        } else if (XFS_LSN_CMP(lsn, target) >= 0) {
                /*
                 * We reached the target so wait a bit longer for I/O to
-- 
1.7.7.6