linux-kernel - [PATCH] f2fs-tools: support CP_CRC_RECOVERY

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Date:   Thu, 7 Sep 2017 22:24:57 +0800
From:   Yunlong Song <yunlong.song@...wei.com>
To:     <jaegeuk@...nel.org>, <chao@...nel.org>, <yuchao0@...wei.com>,
        <yunlong.song@...oud.com>, <yunlong.song@...wei.com>
CC:     <miaoxie@...wei.com>, <bintian.wang@...wei.com>,
        <linux-fsdevel@...r.kernel.org>,
        <linux-f2fs-devel@...ts.sourceforge.net>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] f2fs-tools: support CP_CRC_RECOVERY_FLAG check

Signed-off-by: Yunlong Song <yunlong.song@...wei.com>
---
 fsck/fsck.c  | 3 +++
 fsck/mount.c | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/fsck/fsck.c b/fsck/fsck.c
index cb341ba..f63a609 100644
--- a/fsck/fsck.c
+++ b/fsck/fsck.c
@@ -1786,6 +1786,9 @@ static void fix_checkpoint(struct f2fs_sb_info *sbi)
 	set_cp(cp_pack_total_block_count, 8 + orphan_blks + get_sb(cp_payload));
 
 	flags = update_nat_bits_flags(sb, cp, flags);
+
+	if (is_set_ckpt_flags(cp, CP_CRC_RECOVERY_FLAG))
+		flags |= CP_CRC_RECOVERY_FLAG;
 	set_cp(ckpt_flags, flags);
 
 	set_cp(free_segment_count, get_free_segments(sbi));
diff --git a/fsck/mount.c b/fsck/mount.c
index 7a8aeae..0d77cce 100644
--- a/fsck/mount.c
+++ b/fsck/mount.c
@@ -1902,6 +1902,9 @@ void write_checkpoint(struct f2fs_sb_info *sbi)
 	set_cp(cp_pack_total_block_count, 8 + orphan_blks + get_sb(cp_payload));
 
 	flags = update_nat_bits_flags(sb, cp, flags);
+
+	if (is_set_ckpt_flags(cp, CP_CRC_RECOVERY_FLAG))
+		flags |= CP_CRC_RECOVERY_FLAG;
 	set_cp(ckpt_flags, flags);
 
 	crc = f2fs_cal_crc32(F2FS_SUPER_MAGIC, cp, CHECKSUM_OFFSET);
-- 
1.8.5.2