diff --git a/pageserver/src/tenant/storage_layer/inmemory_layer.rs b/pageserver/src/tenant/storage_layer/inmemory_layer.rs
index 288d96a0d8..2fdedc4230 100644
--- a/pageserver/src/tenant/storage_layer/inmemory_layer.rs
+++ b/pageserver/src/tenant/storage_layer/inmemory_layer.rs
@@ -319,11 +319,10 @@ impl InMemoryLayer {
 
         // Execute the read.
         vectored_dio_read::execute(
-            &inner.file,
+            |_, _| async move { todo!() },
             reads
                 .iter()
                 .flat_map(|(_, value_reads)| value_reads.iter().map(|v| &v.read)),
-            &ctx,
         )
         .await;
 
@@ -360,17 +359,6 @@ impl InMemoryLayer {
     }
 }
 
-impl vectored_dio_read::File for EphemeralFile {
-    async fn read_at_to_end<'a, 'b, B: tokio_epoll_uring::IoBufMut + Send>(
-        &'b self,
-        start: u32,
-        dst: tokio_epoll_uring::Slice<B>,
-        ctx: &'a RequestContext,
-    ) -> std::io::Result<(tokio_epoll_uring::Slice<B>, usize)> {
-        EphemeralFile::read_at_to_end(self, start, dst, ctx).await
-    }
-}
-
 fn inmem_layer_display(mut f: impl Write, start_lsn: Lsn, end_lsn: Lsn) -> std::fmt::Result {
     write!(f, "inmem-{:016X}-{:016X}", start_lsn.0, end_lsn.0)
 }
diff --git a/pageserver/src/tenant/storage_layer/inmemory_layer/vectored_dio_read.rs b/pageserver/src/tenant/storage_layer/inmemory_layer/vectored_dio_read.rs
index 7ffa46460d..cfff2b4097 100644
--- a/pageserver/src/tenant/storage_layer/inmemory_layer/vectored_dio_read.rs
+++ b/pageserver/src/tenant/storage_layer/inmemory_layer/vectored_dio_read.rs
@@ -8,15 +8,6 @@ use tokio_epoll_uring::{BoundedBuf, IoBufMut, Slice};
 
 use crate::context::RequestContext;
 
-pub trait File {
-    async fn read_at_to_end<'a, 'b, B: IoBufMut + Send>(
-        &'b self,
-        start: u32,
-        dst: Slice<B>,
-        ctx: &'a RequestContext,
-    ) -> std::io::Result<(Slice<B>, usize)>;
-}
-
 trait Sealed {}
 
 pub trait Buffer: Sealed + std::ops::Deref<Target = [u8]> {
@@ -80,10 +71,11 @@ impl Buffer for Vec<u8> {
     }
 }
 
-pub async fn execute<'a, 'b, 'c, I, F, B>(file: &'c F, reads: I, ctx: &'b RequestContext)
+pub async fn execute<'a, 'b, I, F, Fut, B>(file: F, reads: I)
 where
     I: IntoIterator<Item = &'a ValueRead<B>> + Send,
-    F: File + Send,
+    F: Fn(u32, Slice<Vec<u8>>) -> Fut + Send,
+    Fut: std::future::Future<Output = Result<(Slice<Vec<u8>>, usize), Arc<std::io::Error>>> + Send,
     B: Buffer + IoBufMut + Send,
 {
     const DIO_CHUNK_SIZE: usize = 512;
@@ -206,13 +198,11 @@ where
         if all_done {
             continue;
         }
-        let (merged_read_buf_slice, nread) = match file
-            .read_at_to_end(
-                start_chunk_no * DIO_CHUNK_SIZE as u32,
-                get_chunk_buf(nchunks).slice_full(),
-                ctx,
-            )
-            .await
+        let (merged_read_buf_slice, nread) = match file(
+            start_chunk_no * DIO_CHUNK_SIZE as u32,
+            get_chunk_buf(nchunks).slice_full(),
+        )
+        .await
         {
             Ok(t) => t,
             Err(e) => {