From 0ed3f867096eec927378440ed4a7c1d41dfd73ae Mon Sep 17 00:00:00 2001
From: Qingsong Chen <changxian.cqs@antgroup.com>
Date: Mon, 24 Nov 2025 10:28:21 +0000
Subject: [PATCH] Fix device id of ext2 inode

---
 kernel/src/fs/ext2/inode.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/src/fs/ext2/inode.rs b/kernel/src/fs/ext2/inode.rs
index 8dff64c91..e68a35902 100644
--- a/kernel/src/fs/ext2/inode.rs
+++ b/kernel/src/fs/ext2/inode.rs
@@ -88,8 +88,9 @@ impl Inode {
 
     pub fn metadata(&self) -> Metadata {
         let inner = self.inner.read();
+        let id = self.fs.upgrade().unwrap().block_device().id();
         Metadata {
-            dev: 0, // TODO: ID of block device
+            dev: id.as_encoded_u64(),
             ino: self.ino() as _,
             size: inner.file_size() as _,
             blk_size: BLOCK_SIZE,