[PATCH v2] f2fs: print error information in f2fs_put_super()

From: Chao Yu

Date: Wed Aug 05 2026 - 22:52:37 EST


So that we can know in which path we may missed to account the
reference correclty: normal path or error handling path.

Signed-off-by: Chao Yu <chao@xxxxxxxxxx>
---
v2:
- fix typo in commit message
fs/f2fs/super.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 25309e6d4156..5902b2da7ea4 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -2058,7 +2058,8 @@ static void f2fs_put_super(struct super_block *sb)
if (!get_pages(sbi, i))
continue;
f2fs_err(sbi, "detect filesystem reference count leak during "
- "umount, type: %d, count: %lld", i, get_pages(sbi, i));
+ "umount, type: %d, count: %lld, err: %d, cp_err: %d",
+ i, get_pages(sbi, i), err, f2fs_cp_error(sbi));
f2fs_bug_on(sbi, 1);
}

--
2.49.0