diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 27578903eeb6..ea9c317b5916 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1059,6 +1059,9 @@ static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc)
 			sbi->blocks_per_seg - NM_I(sbi)->nat_bits_blocks)
 		disable_nat_bits(sbi, false);
 
+	if (cpc->reason & CP_TRIMMED)
+		__set_ckpt_flags(ckpt, CP_TRIMMED_FLAG);
+
 	if (cpc->reason & CP_UMOUNT)
 		__set_ckpt_flags(ckpt, CP_UMOUNT_FLAG);
 	else
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 37360b9ad263..f0481fb52142 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -130,6 +130,7 @@ enum {
 #define	CP_SYNC		0x00000004
 #define	CP_RECOVERY	0x00000008
 #define	CP_DISCARD	0x00000010
+#define CP_TRIMMED	0x00000020
 
 #define DEF_BATCHED_TRIM_SECTIONS	2048
 #define BATCHED_TRIM_SEGMENTS(sbi)	\
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 69b99a8f9a01..a32268eeb472 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -3005,10 +3005,17 @@ static void build_sit_entries(struct f2fs_sb_info *sbi)
 
 			/* build discard map only one time */
 			if (f2fs_discard_en(sbi)) {
-				memcpy(se->discard_map, se->cur_valid_map,
-							SIT_VBLOCK_MAP_SIZE);
-				sbi->discard_blks += sbi->blocks_per_seg -
-							se->valid_blocks;
+				if (is_set_ckpt_flags(sbi, CP_TRIMMED_FLAG)) {
+					memset(se->discard_map, 0xff,
+						SIT_VBLOCK_MAP_SIZE);
+				} else {
+					memcpy(se->discard_map,
+						se->cur_valid_map,
+						SIT_VBLOCK_MAP_SIZE);
+					sbi->discard_blks +=
+						sbi->blocks_per_seg -
+						se->valid_blocks;
+				}
 			}
 
 			if (sbi->segs_per_sec > 1)
@@ -3032,10 +3039,15 @@ static void build_sit_entries(struct f2fs_sb_info *sbi)
 		seg_info_from_raw_sit(se, &sit);
 
 		if (f2fs_discard_en(sbi)) {
-			memcpy(se->discard_map, se->cur_valid_map,
-						SIT_VBLOCK_MAP_SIZE);
-			sbi->discard_blks += old_valid_blocks -
-						se->valid_blocks;
+			if (is_set_ckpt_flags(sbi, CP_TRIMMED_FLAG)) {
+				memset(se->discard_map, 0xff,
+							SIT_VBLOCK_MAP_SIZE);
+			} else {
+				memcpy(se->discard_map, se->cur_valid_map,
+							SIT_VBLOCK_MAP_SIZE);
+				sbi->discard_blks += old_valid_blocks -
+							se->valid_blocks;
+			}
 		}
 
 		if (sbi->segs_per_sec > 1)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 4cd3bee6775f..9a14b2590337 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -797,6 +797,13 @@ static void f2fs_put_super(struct super_block *sb)
 	/* be sure to wait for any on-going discard commands */
 	f2fs_wait_discard_bios(sbi);
 
+	if (!sbi->discard_blks) {
+		struct cp_control cpc = {
+			.reason = CP_UMOUNT | CP_TRIMMED,
+		};
+		write_checkpoint(sbi, &cpc);
+	}
+
 	/* write_checkpoint can update stat informaion */
 	f2fs_destroy_stats(sbi);
 
diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h
index 093549e10ee2..b6feed6547ce 100644
--- a/include/linux/f2fs_fs.h
+++ b/include/linux/f2fs_fs.h
@@ -114,6 +114,7 @@ struct f2fs_super_block {
 /*
  * For checkpoint
  */
+#define CP_TRIMMED_FLAG		0x00000100
 #define CP_NAT_BITS_FLAG	0x00000080
 #define CP_CRC_RECOVERY_FLAG	0x00000040
 #define CP_FASTBOOT_FLAG	0x00000020
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 2e8f68f244d4..c78a223a0d9c 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -44,6 +44,7 @@ TRACE_DEFINE_ENUM(CP_FASTBOOT);
 TRACE_DEFINE_ENUM(CP_SYNC);
 TRACE_DEFINE_ENUM(CP_RECOVERY);
 TRACE_DEFINE_ENUM(CP_DISCARD);
+TRACE_DEFINE_ENUM(CP_TRIMMED);
 
 #define show_block_type(type)						\
 	__print_symbolic(type,						\
@@ -125,7 +126,8 @@ TRACE_DEFINE_ENUM(CP_DISCARD);
 		{ CP_FASTBOOT,	"Fastboot" },				\
 		{ CP_SYNC,	"Sync" },				\
 		{ CP_RECOVERY,	"Recovery" },				\
-		{ CP_DISCARD,	"Discard" })
+		{ CP_DISCARD,	"Discard" },				\
+		{ CP_UMOUNT | CP_TRIMMED,	"Umount,Trimmed" })
 
 struct victim_sel_policy;
 struct f2fs_map_blocks;