From eca9e14ecbc18e9715910fdd844ae9d11c770592 Mon Sep 17 00:00:00 2001
From: Anatol Belski <anbelski@linux.microsoft.com>
Date: Wed, 25 Mar 2026 16:39:53 +0100
Subject: [PATCH] block: vhdx: impl DiskFd for VhdxDiskSync

Returns the raw fd from the inner Vhdx via mutex lock.

Signed-off-by: Anatol Belski <anbelski@linux.microsoft.com>
---
 block/src/vhdx_sync.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/block/src/vhdx_sync.rs b/block/src/vhdx_sync.rs
index d52e0667e..7a009bfdf 100644
--- a/block/src/vhdx_sync.rs
+++ b/block/src/vhdx_sync.rs
@@ -60,6 +60,12 @@ impl disk_file::PhysicalSize for VhdxDiskSync {
     }
 }
 
+impl disk_file::DiskFd for VhdxDiskSync {
+    fn fd(&self) -> BorrowedDiskFd<'_> {
+        BorrowedDiskFd::new(self.vhdx_file.lock().unwrap().as_raw_fd())
+    }
+}
+
 impl DiskFile for VhdxDiskSync {
     fn logical_size(&mut self) -> DiskFileResult<u64> {
         Ok(self.vhdx_file.lock().unwrap().virtual_disk_size())