From 019aa528304ca70c979db343e45b43fce4f08cc4 Mon Sep 17 00:00:00 2001
From: Anatol Belski <anbelski@linux.microsoft.com>
Date: Tue, 24 Mar 2026 17:12:14 +0100
Subject: [PATCH] block: vhd: Remove legacy async_io::DiskFile impl from
 FixedVhdDiskAsync

No remaining consumers after switching to DiskBackend::Next.

Signed-off-by: Anatol Belski <anbelski@linux.microsoft.com>
---
 block/src/fixed_vhd_async.rs | 29 +----------------------------
 1 file changed, 1 insertion(+), 28 deletions(-)

diff --git a/block/src/fixed_vhd_async.rs b/block/src/fixed_vhd_async.rs
index 9b768f80c..699fb2a49 100644
--- a/block/src/fixed_vhd_async.rs
+++ b/block/src/fixed_vhd_async.rs
@@ -7,9 +7,7 @@ use std::os::unix::io::{AsRawFd, RawFd};
 
 use vmm_sys_util::eventfd::EventFd;
 
-use crate::async_io::{
-    AsyncIo, AsyncIoError, AsyncIoResult, BorrowedDiskFd, DiskFile, DiskFileError, DiskFileResult,
-};
+use crate::async_io::{AsyncIo, AsyncIoError, AsyncIoResult, BorrowedDiskFd, DiskFileError};
 use crate::error::{BlockError, BlockErrorKind, BlockResult, ErrorOp};
 use crate::fixed_vhd::FixedVhd;
 use crate::raw_async::RawFileAsync;
@@ -26,31 +24,6 @@ impl FixedVhdDiskAsync {
     }
 }
 
-impl DiskFile for FixedVhdDiskAsync {
-    fn logical_size(&mut self) -> DiskFileResult<u64> {
-        Ok(self.0.logical_size().unwrap())
-    }
-
-    fn physical_size(&mut self) -> DiskFileResult<u64> {
-        Ok(self.0.physical_size().unwrap())
-    }
-
-    fn new_async_io(&self, ring_depth: u32) -> DiskFileResult<Box<dyn AsyncIo>> {
-        Ok(Box::new(
-            FixedVhdAsync::new(
-                self.0.as_raw_fd(),
-                ring_depth,
-                self.0.logical_size().unwrap(),
-            )
-            .map_err(DiskFileError::NewAsyncIo)?,
-        ) as Box<dyn AsyncIo>)
-    }
-
-    fn fd(&mut self) -> BorrowedDiskFd<'_> {
-        BorrowedDiskFd::new(self.0.as_raw_fd())
-    }
-}
-
 impl disk_file::DiskSize for FixedVhdDiskAsync {
     fn logical_size(&self) -> BlockResult<u64> {
         Ok(self.0.logical_size().unwrap())