diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 9aa48c8d67d1..e3f3073779ac 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -30,20 +30,6 @@ void *erofs_bread(struct erofs_buf *buf, erofs_off_t offset, bool need_kmap)
 {
 	pgoff_t index = (buf->off + offset) >> PAGE_SHIFT;
 	struct folio *folio = NULL;
-	loff_t fpos;
-	int err;
-
-	/*
-	 * Metadata access for file-backed mounts reuses page cache of backing
-	 * fs inodes (only folio data will be needed) to prevent double caching.
-	 * However, the data access range must be verified here in advance.
-	 */
-	if (buf->file) {
-		fpos = (loff_t)index << PAGE_SHIFT;
-		err = rw_verify_area(READ, buf->file, &fpos, PAGE_SIZE);
-		if (err < 0)
-			return ERR_PTR(err);
-	}
 
 	if (buf->page) {
 		folio = page_folio(buf->page);
@@ -52,7 +38,8 @@ void *erofs_bread(struct erofs_buf *buf, erofs_off_t offset, bool need_kmap)
 	}
 	if (!folio || !folio_contains(folio, index)) {
 		erofs_put_metabuf(buf);
-		folio = read_mapping_folio(buf->mapping, index, buf->file);
+		folio = read_cache_folio(buf->mapping, index,
+				buf->mc ? erofs_read_meta_folio : NULL, NULL);
 		if (IS_ERR(folio))
 			return folio;
 	}
@@ -69,19 +56,20 @@ int erofs_init_metabuf(struct erofs_buf *buf, struct super_block *sb,
 {
 	struct erofs_sb_info *sbi = EROFS_SB(sb);
 
-	buf->file = NULL;
+	buf->mc = false;
 	if (in_metabox) {
 		if (unlikely(!sbi->metabox_inode))
 			return -EFSCORRUPTED;
 		buf->mapping = sbi->metabox_inode->i_mapping;
 		return 0;
 	}
-	buf->off = sbi->dif0.fsoff;
 	if (erofs_is_fileio_mode(sbi)) {
-		buf->file = sbi->dif0.file;	/* some fs like FUSE needs it */
-		buf->mapping = buf->file->f_mapping;
-	} else
+		buf->mapping = sbi->managed_cache->i_mapping;
+		buf->mc = true;
+	} else {
+		buf->off = sbi->dif0.fsoff;
 		buf->mapping = sb->s_bdev->bd_mapping;
+	}
 	return 0;
 }
 
diff --git a/fs/erofs/fileio.c b/fs/erofs/fileio.c
index 98cdaa1cd1a7..ebb81a7ffd4c 100644
--- a/fs/erofs/fileio.c
+++ b/fs/erofs/fileio.c
@@ -194,3 +194,24 @@ const struct address_space_operations erofs_fileio_aops = {
 	.read_folio = erofs_fileio_read_folio,
 	.readahead = erofs_fileio_readahead,
 };
+
+int erofs_read_meta_folio(struct file *file, struct folio *folio)
+{
+	struct erofs_fileio io = {
+		.dev = { .m_pa = folio_pos(folio), },
+	};
+	struct inode *inode = folio_inode(folio);
+	int err;
+
+	err = erofs_map_dev(inode->i_sb, &io.dev);
+	if (err)
+		return err;
+
+	io.rq = erofs_fileio_rq_alloc(&io.dev);
+	io.rq->bio.bi_iter.bi_sector =
+		(io.dev.m_dif->fsoff + io.dev.m_pa) >> 9;
+	erofs_onlinefolio_init(folio);
+	bio_add_folio_nofail(&io.rq->bio, folio, folio_size(folio), 0);
+	erofs_fileio_rq_submit(io.rq);
+	return 0;
+}
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index 57bd21859c65..6de6e5a58e6b 100644
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -98,11 +98,9 @@ struct erofs_sb_info {
 	unsigned int sync_decompress;	/* strategy for sync decompression */
 	unsigned int shrinker_run_no;
 
-	/* pseudo inode to manage cached pages */
-	struct inode *managed_cache;
-
 	struct erofs_sb_lz4_info lz4;
 #endif	/* CONFIG_EROFS_FS_ZIP */
+	struct inode *managed_cache; /* pseudo inode to cache physical data */
 	struct inode *packed_inode;
 	struct inode *metabox_inode;
 	struct erofs_dev_context *devs;
@@ -176,10 +174,10 @@ enum {
 
 struct erofs_buf {
 	struct address_space *mapping;
-	struct file *file;
 	u64 off;
 	struct page *page;
 	void *base;
+	bool mc;
 };
 #define __EROFS_BUF_INITIALIZER	((struct erofs_buf){ .page = NULL })
 
@@ -399,6 +397,12 @@ extern const struct file_operations erofs_ishare_fops;
 
 extern const struct iomap_ops z_erofs_iomap_report_ops;
 
+int erofs_setup_managed_cache(struct super_block *sb);
+#ifdef CONFIG_EROFS_FS_BACKED_BY_FILE
+int erofs_read_meta_folio(struct file *file, struct folio *folio);
+#else
+#define erofs_read_meta_folio NULL
+#endif
 void *erofs_read_metadata(struct super_block *sb, struct erofs_buf *buf,
 			  erofs_off_t *offset, int *lengthp);
 void erofs_unmap_metabuf(struct erofs_buf *buf);
diff --git a/fs/erofs/super.c b/fs/erofs/super.c
index 3d92caec8d3a..33e308e349f6 100644
--- a/fs/erofs/super.c
+++ b/fs/erofs/super.c
@@ -633,6 +633,21 @@ static const struct export_operations erofs_export_ops = {
 	.get_parent = erofs_get_parent,
 };
 
+int erofs_setup_managed_cache(struct super_block *sb)
+{
+	if (!EROFS_SB(sb)->managed_cache) {
+		struct inode *inode = new_inode(sb);
+
+		if (!inode)
+			return -ENOMEM;
+		set_nlink(inode, 1);
+		inode->i_size = OFFSET_MAX;
+		mapping_set_gfp_mask(inode->i_mapping, GFP_KERNEL);
+		EROFS_SB(sb)->managed_cache = inode;
+	}
+	return 0;
+}
+
 static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc)
 {
 	struct inode *inode;
@@ -654,7 +669,7 @@ static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc)
 	}
 
 	sbi->blkszbits = PAGE_SHIFT;
-	if (!sb->s_bdev) {
+	if (erofs_is_fileio_mode(sbi)) {
 		/*
 		 * (File-backed mounts) EROFS claims it's safe to nest other
 		 * fs contexts (including its own) due to self-controlled RO
@@ -669,19 +684,19 @@ static int erofs_fc_fill_super(struct super_block *sb, struct fs_context *fc)
 		 * It MUST change if another fs plans to support them, which
 		 * may also require adjusting FILESYSTEM_MAX_STACK_DEPTH.
 		 */
-		if (erofs_is_fileio_mode(sbi)) {
-			inode = file_inode(sbi->dif0.file);
-			if ((inode->i_sb->s_op == &erofs_sops &&
-			     !inode->i_sb->s_bdev) ||
-			    inode->i_sb->s_stack_depth) {
-				erofs_err(sb, "file-backed mounts cannot be applied to stacked fses");
-				return -ENOTBLK;
-			}
+		inode = file_inode(sbi->dif0.file);
+		if ((inode->i_sb->s_op == &erofs_sops &&
+		     !inode->i_sb->s_bdev) || inode->i_sb->s_stack_depth) {
+			erofs_err(sb, "file-backed mounts cannot be applied to stacked fses");
+			return -ENOTBLK;
 		}
 		sb->s_blocksize = PAGE_SIZE;
 		sb->s_blocksize_bits = PAGE_SHIFT;
 
 		err = super_setup_bdi(sb);
+		if (err)
+			return err;
+		err = erofs_setup_managed_cache(sb);
 		if (err)
 			return err;
 
@@ -913,10 +928,8 @@ static void erofs_drop_internal_inodes(struct erofs_sb_info *sbi)
 	sbi->packed_inode = NULL;
 	iput(sbi->metabox_inode);
 	sbi->metabox_inode = NULL;
-#ifdef CONFIG_EROFS_FS_ZIP
 	iput(sbi->managed_cache);
 	sbi->managed_cache = NULL;
-#endif
 }
 
 static void erofs_kill_sb(struct super_block *sb)
diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 74520e910259..602ba8b7cc79 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -666,21 +666,16 @@ static const struct address_space_operations z_erofs_cache_aops = {
 
 int z_erofs_init_super(struct super_block *sb)
 {
-	struct inode *inode;
 	int err;
 
 	err = z_erofs_init_pcpu_workers(sb);
 	if (err)
 		return err;
 
-	inode = new_inode(sb);
-	if (!inode)
-		return -ENOMEM;
-	set_nlink(inode, 1);
-	inode->i_size = OFFSET_MAX;
-	inode->i_mapping->a_ops = &z_erofs_cache_aops;
-	mapping_set_gfp_mask(inode->i_mapping, GFP_KERNEL);
-	EROFS_SB(sb)->managed_cache = inode;
+	err = erofs_setup_managed_cache(sb);
+	if (err)
+		return err;
+	EROFS_SB(sb)->managed_cache->i_mapping->a_ops = &z_erofs_cache_aops;
 	xa_init(&EROFS_SB(sb)->managed_pslots);
 	return 0;
 }