On 02/28, Chao Yu wrote:
> On 2017/2/24 6:58, Jaegeuk Kim wrote:
> > @@ -2326,7 +2431,8 @@ void flush_nat_entries(struct f2fs_sb_info *sbi)
> > * entries, remove all entries from journal and merge them
> > * into nat entry set.
> > */
> > - if (!__has_cursum_space(journal, nm_i->dirty_nat_cnt, NAT_JOURNAL))
> > + if (cpc->reason == CP_UMOUNT ||
>
> enabled_nat_bits(sbi, cpc)
Thanks.
I added another patch to fix this.
>From b15f7112c3daced4c7f70c4d5fcba9013743cb6b Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Date: Mon, 27 Feb 2017 21:28:53 -0800
Subject: [PATCH] f2fs: avoid to flush nat journal entries
This patch adds a missing condition which flushes nat journal entries
unnecessarily introduced by:
f2fs: add bitmaps for empty or full NAT blocks
Signed-off-by: Chao Yu <yuchao0@xxxxxxxxxx>
Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
---
fs/f2fs/node.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index b3aead4c5a0f..94967171dee8 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -2513,7 +2513,7 @@ void flush_nat_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc)
* entries, remove all entries from journal and merge them
* into nat entry set.
*/
- if (cpc->reason == CP_UMOUNT ||
+ if (enabled_nat_bits(sbi, cpc) ||
!__has_cursum_space(journal, nm_i->dirty_nat_cnt, NAT_JOURNAL))
remove_nats_in_journal(sbi);
--
2.11.0
