diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 89806a876cb4..571eff27b776 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -2584,7 +2584,7 @@ bool f2fs_should_update_outplace(struct inode *inode, struct f2fs_io_info *fio)
 		return true;
 	if (IS_NOQUOTA(inode))
 		return true;
-	if (f2fs_is_atomic_file(inode))
+	if (f2fs_used_in_atomic_write(inode))
 		return true;
 	/* rewrite low ratio compress data w/ OPU mode to avoid fragmentation */
 	if (f2fs_compressed_file(inode) &&
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 99c22a01675e..7ca0a7825f9b 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -843,7 +843,11 @@ struct f2fs_inode_info {
 	struct task_struct *atomic_write_task;	/* store atomic write task */
 	struct extent_tree *extent_tree[NR_EXTENT_CACHES];
 					/* cached extent_tree entry */
-	struct inode *cow_inode;	/* copy-on-write inode for atomic write */
+	union {
+		struct inode *cow_inode;	/* copy-on-write inode for atomic write */
+		struct inode *atomic_inode;
+					/* point to atomic_inode, available only for cow_inode */
+	};
 
 	/* avoid racing between foreground op and gc */
 	struct f2fs_rwsem i_gc_rwsem[2];
@@ -4265,9 +4269,14 @@ static inline bool f2fs_post_read_required(struct inode *inode)
 		f2fs_compressed_file(inode);
 }
 
+static inline bool f2fs_used_in_atomic_write(struct inode *inode)
+{
+	return f2fs_is_atomic_file(inode) || f2fs_is_cow_file(inode);
+}
+
 static inline bool f2fs_meta_inode_gc_required(struct inode *inode)
 {
-	return f2fs_post_read_required(inode) || f2fs_is_atomic_file(inode);
+	return f2fs_post_read_required(inode) || f2fs_used_in_atomic_write(inode);
 }
 
 /*
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index b89efa0bb403..6f20b10076bc 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2125,6 +2125,9 @@ static int f2fs_ioc_start_atomic_write(struct file *filp, bool truncate)
 
 		set_inode_flag(fi->cow_inode, FI_COW_FILE);
 		clear_inode_flag(fi->cow_inode, FI_INLINE_DATA);
+
+		/* Set the COW inode's atomic_inode to the atomic inode */
+		F2FS_I(fi->cow_inode)->atomic_inode = inode;
 	} else {
 		/* Reuse the already created COW inode */
 		ret = f2fs_do_truncate_blocks(fi->cow_inode, 0, true);
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 579cac3366ed..58364a5facb6 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -1171,7 +1171,8 @@ static bool is_alive(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
 static int ra_data_block(struct inode *inode, pgoff_t index)
 {
 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
-	struct address_space *mapping = inode->i_mapping;
+	struct address_space *mapping = f2fs_is_cow_file(inode) ?
+				F2FS_I(inode)->atomic_inode->i_mapping : inode->i_mapping;
 	struct dnode_of_data dn;
 	struct page *page;
 	struct f2fs_io_info fio = {
@@ -1262,6 +1263,8 @@ put_page:
 static int move_data_block(struct inode *inode, block_t bidx,
 				int gc_type, unsigned int segno, int off)
 {
+	struct address_space *mapping = f2fs_is_cow_file(inode) ?
+				F2FS_I(inode)->atomic_inode->i_mapping : inode->i_mapping;
 	struct f2fs_io_info fio = {
 		.sbi = F2FS_I_SB(inode),
 		.ino = inode->i_ino,
@@ -1284,7 +1287,7 @@ static int move_data_block(struct inode *inode, block_t bidx,
 				CURSEG_ALL_DATA_ATGC : CURSEG_COLD_DATA;
 
 	/* do not read out */
-	page = f2fs_grab_cache_page(inode->i_mapping, bidx, false);
+	page = f2fs_grab_cache_page(mapping, bidx, false);
 	if (!page)
 		return -ENOMEM;
 
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index d91a818f8d18..7d4c83b131e7 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -16,7 +16,7 @@
 
 static bool support_inline_data(struct inode *inode)
 {
-	if (f2fs_is_atomic_file(inode))
+	if (f2fs_used_in_atomic_write(inode))
 		return false;
 	if (!S_ISREG(inode->i_mode) && !S_ISLNK(inode->i_mode))
 		return false;
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index 9609b02c11c2..90b89e836ecd 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -816,8 +816,9 @@ void f2fs_evict_inode(struct inode *inode)
 
 	f2fs_abort_atomic_write(inode, true);
 
-	if (fi->cow_inode) {
+	if (fi->cow_inode && f2fs_is_cow_file(fi->cow_inode)) {
 		clear_inode_flag(fi->cow_inode, FI_COW_FILE);
+		F2FS_I(fi->cow_inode)->atomic_inode = NULL;
 		iput(fi->cow_inode);
 		fi->cow_inode = NULL;
 	}