[dfs] enable procfs and tempfs in default when using smart; fix LWIP_ROUTE warning issue.

Author: BernardXiong

components/dfs/Kconfig

@@ -187,7 +187,7 @@ if RT_USING_SMART
         default y
     config RT_USING_DFS_PROCFS
         bool "Enable proc file system"
-        default n
+        default y
 endif
 
     config RT_USING_DFS_CROMFS
@@ -204,11 +204,13 @@ endif
 
     config RT_USING_DFS_TMPFS
         bool "Enable TMP file system"
+        default y if RT_USING_SMART
         default n
 
     config RT_USING_DFS_MQUEUE
         bool "Enable MQUEUE file system"
         select RT_USING_DEV_BUS
+        default y if RT_USING_SMART
         default n
 
 if RT_USING_DFS_V1

components/dfs/dfs_v2/filesystems/procfs/proc_net.c

@@ -47,6 +47,7 @@ static void *seq_next(struct dfs_seq_file *seq, void *data, off_t *index)
     return NULL;
 }
 
+#if LWIP_ROUTE
 static void route_show(const char *name, uint32_t ip_addr, uint32_t netmask, void *parameter)
 {
     struct dfs_seq_file *seq = (struct dfs_seq_file *)parameter;
@@ -66,6 +67,7 @@ static void route_show(const char *name, uint32_t ip_addr, uint32_t netmask, voi
     dfs_seq_printf(seq, "%d ", 0);
     dfs_seq_printf(seq, "%d\n", 0);
 }
+#endif
 
 static int seq_show(struct dfs_seq_file *seq, void *data)
 {

components/dfs/dfs_v2/filesystems/procfs/procfs.c

@@ -293,7 +293,7 @@ static int dfs_procfs_stat(struct dfs_dentry *dentry, struct stat *st)
     {
         vnode = dentry->vnode;
 
-        st->st_dev = (dev_t)(dentry->mnt->dev_id);
+        st->st_dev = (dev_t)(rt_ubase_t)(dentry->mnt->dev_id);
         st->st_ino = (ino_t)dfs_dentry_full_path_crc32(dentry);
 
         st->st_gid = vnode->gid;

components/drivers/core/mnt.c

@@ -158,6 +158,11 @@ static int fstab_mnt_init(void)
     msh_exec_script("fstab.sh", 16);
 #endif
 
+#ifdef RT_USING_DFS_PROCFS
+    mkdir("/proc", 0755);
+    dfs_mount(RT_NULL, "/proc", "procfs", 0, RT_NULL);
+#endif
+
     LOG_I("File system initialization done");
 
     return 0;