diff --git a/Kconfig b/Kconfig
index 1ba5c3c1..e0151421 100755
--- a/Kconfig
+++ b/Kconfig
@@ -96,6 +96,7 @@ source "../../kernel/liteos_a/fs/jffs2/Kconfig"
 config ENABLE_READ_BUFFER
     bool "Enable read buffer Option"
     default n
+    depends on FS_VFS
     help
       Answer Y to add enable read buffer Option.
 
diff --git a/fs/fat/Kconfig b/fs/fat/Kconfig
index f2fb077c..4ee52bde 100755
--- a/fs/fat/Kconfig
+++ b/fs/fat/Kconfig
@@ -39,5 +39,5 @@ config FS_FAT_VOLUMES
 
 config FS_FAT_DISK
     bool "Enable partinfo for storage device"
-    depends on FS_FAT || DRIVERS_MMC || DRIVERS_USB
+    depends on FS_VFS && (FS_FAT || DRIVERS_MMC || DRIVERS_USB)
     default y
diff --git a/fs/include/disk.h b/fs/include/disk.h
index 6e6c9321..d4362be4 100644
--- a/fs/include/disk.h
+++ b/fs/include/disk.h
@@ -37,7 +37,9 @@
 #ifndef _DISK_H
 #define _DISK_H
 
+#include "fs/fs.h"
 #include "los_base.h"
+#include "pthread.h"
 
 #ifdef LOSCFG_FS_FAT_CACHE
 #include "bcache.h"
diff --git a/kernel/common/los_rootfs.c b/kernel/common/los_rootfs.c
index dd50cb06..7c279735 100644
--- a/kernel/common/los_rootfs.c
+++ b/kernel/common/los_rootfs.c
@@ -37,7 +37,6 @@
 #ifdef LOSCFG_DRIVERS_MMC
 #include "mmc/block.h"
 #include "disk.h"
-#include "ff.h"
 #endif
 #include "sys/mount.h"
 #ifdef LOSCFG_PLATFORM_ROOTFS
@@ -58,17 +57,18 @@
 #define STORAGE_SIZE 0xa00000
 #endif
 
+#ifdef LOSCFG_STORAGE_EMMC
+#include "ff.h"
+#define STORAGE_SIZE 0x3200000
+STATIC los_disk *g_emmcDisk = NULL;
+#endif
+
 #ifdef __cplusplus
 #if __cplusplus
 extern "C" {
 #endif /* __cplusplus */
 #endif /* __cplusplus */
 
-#ifdef LOSCFG_STORAGE_EMMC
-#define STORAGE_SIZE 0x3200000
-STATIC los_disk *g_emmcDisk = NULL;
-#endif
-
 #ifndef LOSCFG_SECURITY_BOOT
 STATIC INT32 g_alignSize = 0;
 #endif