linux-kernel - [PATCH] f2fs-tools: skip finishing zones for current zones

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Date:   Mon,  4 Dec 2023 11:22:51 -0800
From:   Daeho Jeong <daeho43@...il.com>
To:     linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, kernel-team@...roid.com
Cc:     Daeho Jeong <daehojeong@...gle.com>
Subject: [PATCH] f2fs-tools: skip finishing zones for current zones

From: Daeho Jeong <daehojeong@...gle.com>

Do not finishing zones for current zones.

Signed-off-by: Daeho Jeong <daehojeong@...gle.com>
Fixes: 06a25b021d15 ("f2fs-tools: make six open zone check resilient")
---
 fsck/fsck.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/fsck/fsck.c b/fsck/fsck.c
index 8acb822..5121a56 100644
--- a/fsck/fsck.c
+++ b/fsck/fsck.c
@@ -3265,8 +3265,9 @@ static int chk_and_fix_wp_with_sit(int UNUSED(i), void *blkzone, void *opaque)
 	struct f2fs_fsck *fsck = F2FS_FSCK(sbi);
 	block_t zone_block, wp_block, wp_blkoff;
 	unsigned int zone_segno, wp_segno;
-	int ret, last_valid_blkoff;
+	int i, ret, last_valid_blkoff;
 	int log_sectors_per_block = sbi->log_blocksize - SECTOR_SHIFT;
+	unsigned int segs_per_zone = sbi->segs_per_sec * sbi->secs_per_zone;
 
 	if (blk_zone_conv(blkz))
 		return 0;
@@ -3309,6 +3310,15 @@ static int chk_and_fix_wp_with_sit(int UNUSED(i), void *blkzone, void *opaque)
 		return 0;
 	}
 
+	/* if a curseg points to the zone, do not finishing zone */
+	for (i = 0; i < NO_CHECK_TYPE; i++) {
+		struct curseg_info *cs = CURSEG_I(sbi, i);
+
+		if (zone_segno <= cs->segno &&
+				cs->segno < zone_segno + segs_per_zone)
+			return 0;
+	}
+
 	/*
 	 * If valid blocks exist in the zone beyond the write pointer, it
 	 * is a bug. No need to fix because the zone is not selected for the
-- 
2.43.0.rc2.451.g8631bc7472-goog