[PATCH 15/35] btrfs: run delayed iputs before committing

Josef Bacik
2018-08-30T21:46:11Z

We want to have a complete picture of any delayed inode updates before
we make the decision to commit or not, so make sure we run delayed iputs
before making the decision to commit or not.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
fs/btrfs/extent-tree.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 7c0e99e1f56c..064db7ebaf67 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4831,6 +4831,10 @@ static int may_commit_transaction(struct btrfs_fs_info *fs_info,
goto commit;
}

+ mutex_lock(&fs_info->cleaner_delayed_iput_mutex);
+ btrfs_run_delayed_iputs(fs_info);
+ mutex_unlock(&fs_info->cleaner_delayed_iput_mutex);
+
spin_lock(&delayed_rsv->lock);
reclaim_bytes += delayed_rsv->reserved;
spin_unlock(&delayed_rsv->lock);
--
2.14.3