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From: Chao Yu <chao@kernel.org>
To: jaegeuk@kernel.org
Cc: linux-f2fs-devel@lists.sourceforge.net,
	linux-kernel@vger.kernel.org,
	Chao Yu <chao@kernel.org>,
	Daeho Jeong <daehojeong@google.com>
Subject: [PATCH 1/2] f2fs: fix to add missing sb_{start,end}_intwrite() for ckpt thread
Date: Thu,  6 Jun 2024 17:52:12 +0800
Message-Id: <20240606095213.4087668-1-chao@kernel.org>
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After commit 261eeb9c1585 ("f2fs: introduce checkpoint_merge mount
option"), checkpoint can be triggered in background thread, it missed
to cover f2fs inner checkpoint operation w/ sb_{start,end}_intwrite(),
fix it.

Fixes: 261eeb9c1585 ("f2fs: introduce checkpoint_merge mount option")
Cc: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Chao Yu <chao@kernel.org>
---
 fs/f2fs/checkpoint.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 55d444bec5c0..66eaad591b60 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1828,8 +1828,11 @@ static int issue_checkpoint_thread(void *data)
 	if (kthread_should_stop())
 		return 0;
 
-	if (!llist_empty(&cprc->issue_list))
+	if (!llist_empty(&cprc->issue_list)) {
+		sb_start_intwrite(sbi->sb);
 		__checkpoint_and_complete_reqs(sbi);
+		sb_end_intwrite(sbi->sb);
+	}
 
 	wait_event_interruptible(*q,
 		kthread_should_stop() || !llist_empty(&cprc->issue_list));
-- 
2.40.1