From 7f2ecdd837ae0a27149a0387b2534e11d955c5f8 Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Thu, 28 Jun 2018 19:34:40 -0700
Subject: [PATCH] f2fs: flush journal nat entries for nat_bits during unmount
Let's flush journal nat entries for speed up in the next run.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/node.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 10643b11bd591..b0267d3823b4a 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -2582,6 +2582,13 @@ void f2fs_flush_nat_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc)
nid_t set_idx = 0;
LIST_HEAD(sets);
+ /* during unmount, let's flush nat_bits before checking dirty_nat_cnt */
+ if (enabled_nat_bits(sbi, cpc)) {
+ down_write(&nm_i->nat_tree_lock);
+ remove_nats_in_journal(sbi);
+ up_write(&nm_i->nat_tree_lock);
+ }
+
if (!nm_i->dirty_nat_cnt)
return;
--
2.30.2