[PATCH 2/3] dump.f2fs: show checkpoint flag

[Jaegeuk Kim <jaegeuk@kernel.org>]

This patch is to show the checkpoint flag.
With this flag, we can guess the last status of the partition.
And, this can be used by xfstests.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fsck/main.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/fsck/main.c b/fsck/main.c
index e05e528..812d196 100644
--- a/fsck/main.c
+++ b/fsck/main.c
@@ -157,6 +157,8 @@ static void do_fsck(struct f2fs_sb_info *sbi)
 static void do_dump(struct f2fs_sb_info *sbi)
 {
 	struct dump_option *opt = (struct dump_option *)config.private;
+	struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
+	u32 flag = le32_to_cpu(ckpt->ckpt_flags);
 
 	fsck_init(sbi);
 
@@ -172,6 +174,22 @@ static void do_dump(struct f2fs_sb_info *sbi)
 		dump_info_from_blkaddr(sbi, opt->blk_addr);
 		goto cleanup;
 	}
+
+	MSG(0, "Info: checkpoint state = %x : ", flag);
+	if (flag & CP_FSCK_FLAG)
+		MSG(0, "%s", " fsck");
+	if (flag & CP_ERROR_FLAG)
+		MSG(0, "%s", " error");
+	if (flag & CP_COMPACT_SUM_FLAG)
+		MSG(0, "%s", " compacted_summary");
+	if (flag & CP_ORPHAN_PRESENT_FLAG)
+		MSG(0, "%s", " orphan_inodes");
+	if (flag & CP_UMOUNT_FLAG)
+		MSG(0, "%s", " unmount");
+	else
+		MSG(0, "%s", " sudden-power-off");
+	MSG(0, "\n");
+
 	dump_node(sbi, opt->nid);
 cleanup:
 	fsck_free(sbi);
-- 
2.1.1


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