Use usize for io_control data

rcore-fs-sefs/src/lib.rs

@@ -411,7 +411,7 @@ impl vfs::INode for INodeImpl {
         let entry = self.file.read_direntry(id)?;
         Ok(String::from(entry.name.as_ref()))
     }
-    fn io_control(&self, _cmd: u32, _data: u32) -> vfs::Result<()> {
+    fn io_control(&self, _cmd: u32, _data: usize) -> vfs::Result<()> {
         Err(FsError::NotSupported)
     }
     fn fs(&self) -> Arc<vfs::FileSystem> {

rcore-fs-sfs/src/lib.rs

@@ -642,7 +642,7 @@ impl vfs::INode for INodeImpl {
             .unwrap();
         Ok(String::from(entry.name.as_ref()))
     }
-    fn io_control(&self, _cmd: u32, _data: u32) -> vfs::Result<()> {
+    fn io_control(&self, _cmd: u32, _data: usize) -> vfs::Result<()> {
         Err(FsError::NotSupported)
     }
     fn fs(&self) -> Arc<vfs::FileSystem> {

rcore-fs/src/vfs.rs

@@ -50,7 +50,7 @@ pub trait INode: Any + Sync + Send {
     fn get_entry(&self, id: usize) -> Result<String>;
 
     /// Control device
-    fn io_control(&self, cmd: u32, data: u32) -> Result<()>;
+    fn io_control(&self, cmd: u32, data: usize) -> Result<()>;
 
     /// Get the file system of the INode
     fn fs(&self) -> Arc<FileSystem>;