diff --git a/fs/erofs/Makefile b/fs/erofs/Makefile
index 99bbc597a3e9..a3a98fc3e481 100644
--- a/fs/erofs/Makefile
+++ b/fs/erofs/Makefile
@@ -1,8 +1,8 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
 obj-$(CONFIG_EROFS_FS) += erofs.o
-erofs-objs := super.o inode.o data.o namei.o dir.o utils.o pcpubuf.o sysfs.o
+erofs-objs := super.o inode.o data.o namei.o dir.o utils.o sysfs.o
 erofs-$(CONFIG_EROFS_FS_XATTR) += xattr.o
-erofs-$(CONFIG_EROFS_FS_ZIP) += decompressor.o zmap.o zdata.o
+erofs-$(CONFIG_EROFS_FS_ZIP) += decompressor.o zmap.o zdata.o pcpubuf.o
 erofs-$(CONFIG_EROFS_FS_ZIP_LZMA) += decompressor_lzma.o
 erofs-$(CONFIG_EROFS_FS_ONDEMAND) += fscache.o
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index 44d2907478aa..f0d07ae75e50 100644
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -430,6 +430,11 @@ int z_erofs_fill_inode(struct inode *inode);
 int z_erofs_map_blocks_iter(struct inode *inode,
 			    struct erofs_map_blocks *map,
 			    int flags);
+void *erofs_get_pcpubuf(unsigned int requiredpages);
+void erofs_put_pcpubuf(void *ptr);
+int erofs_pcpubuf_growsize(unsigned int nrpages);
+void erofs_pcpubuf_init(void);
+void erofs_pcpubuf_exit(void);
 #else
 static inline int z_erofs_fill_inode(struct inode *inode) { return -EOPNOTSUPP; }
 static inline int z_erofs_map_blocks_iter(struct inode *inode,
@@ -438,6 +443,8 @@ static inline int z_erofs_map_blocks_iter(struct inode *inode,
 {
 	return -EOPNOTSUPP;
 }
+static inline void erofs_pcpubuf_init(void) {}
+static inline void erofs_pcpubuf_exit(void) {}
 #endif	/* !CONFIG_EROFS_FS_ZIP */
 
 struct erofs_map_dev {
@@ -507,13 +514,6 @@ static inline void *erofs_vm_map_ram(struct page **pages, unsigned int count)
 	return NULL;
 }
 
-/* pcpubuf.c */
-void *erofs_get_pcpubuf(unsigned int requiredpages);
-void erofs_put_pcpubuf(void *ptr);
-int erofs_pcpubuf_growsize(unsigned int nrpages);
-void erofs_pcpubuf_init(void);
-void erofs_pcpubuf_exit(void);
-
 /* sysfs.c */
 int erofs_register_sysfs(struct super_block *sb);
 void erofs_unregister_sysfs(struct super_block *sb);