From aca505c3e6ff815d85b4940b3f10bb75c3bf09b4 Mon Sep 17 00:00:00 2001
From: weishu <twsxtd@gmail.com>
Date: Thu, 1 Feb 2024 17:15:44 +0800
Subject: [PATCH] ksud: Fix bind mount failed

---
 userspace/ksud/src/mount.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/userspace/ksud/src/mount.rs b/userspace/ksud/src/mount.rs
index 6c7313f8279f..6ac3ed7c0f2e 100644
--- a/userspace/ksud/src/mount.rs
+++ b/userspace/ksud/src/mount.rs
@@ -139,7 +139,13 @@ fn bind_mount(from: impl AsRef<Path>, to: impl AsRef<Path>) -> Result<()> {
         from.as_ref(),
         OpenTreeFlags::OPEN_TREE_CLOEXEC | OpenTreeFlags::OPEN_TREE_CLONE,
     )?;
-    move_mount(tree.as_fd(), "", CWD, to.as_ref(), MoveMountFlags::empty())?;
+    move_mount(
+        tree.as_fd(),
+        "",
+        CWD,
+        to.as_ref(),
+        MoveMountFlags::MOVE_MOUNT_F_EMPTY_PATH,
+    )?;
     Ok(())
 }