f2fs: pass checkpoint reason on roll-forward recovery

This patch adds CP_RECOVERY to remain recovery information for checkpoint.
And, it makes sure writing checkpoint in this case.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 384bfc4c36c3..a5e17a2a0781 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1051,7 +1051,7 @@ void write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
         mutex_lock(&sbi->cp_mutex);
 
         if (!is_sbi_flag_set(sbi, SBI_IS_DIRTY) &&
-                        cpc->reason != CP_DISCARD && cpc->reason != CP_UMOUNT)
+                (cpc->reason == CP_FASTBOOT || cpc->reason == CP_SYNC))
                 goto out;
         if (unlikely(f2fs_cp_error(sbi)))
                 goto out;
@@ -1086,6 +1086,10 @@ void write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
 
         unblock_operations(sbi);
         stat_inc_cp_count(sbi->stat_info);
+
+        if (cpc->reason == CP_RECOVERY)
+                f2fs_msg(sbi->sb, KERN_NOTICE,
+                        "checkpoint: version = %llx", ckpt_ver);
 out:
         mutex_unlock(&sbi->cp_mutex);
         trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish checkpoint");