From 82a955ebfee683784930ba798a240df01fb2eb80 Mon Sep 17 00:00:00 2001
From: Joonas Koivunen <joonas@neon.tech>
Date: Wed, 16 Aug 2023 12:25:07 +0300
Subject: [PATCH] layer_manager: resident layer flush l0 changes

---
 pageserver/src/tenant/timeline/layer_manager.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pageserver/src/tenant/timeline/layer_manager.rs b/pageserver/src/tenant/timeline/layer_manager.rs
index 924e8b4ffc..c0b311733c 100644
--- a/pageserver/src/tenant/timeline/layer_manager.rs
+++ b/pageserver/src/tenant/timeline/layer_manager.rs
@@ -175,7 +175,7 @@ impl LayerManager {
     /// Flush a frozen layer and add the written delta layer to the layer map.
     pub(crate) fn finish_flush_l0_layer(
         &mut self,
-        delta_layer: Option<DeltaLayer>,
+        delta_layer: Option<&ResidentLayer>,
         frozen_layer_for_check: &Arc<InMemoryLayer>,
     ) {
         let l = self.layer_map.frozen_layers.pop_front();
@@ -187,7 +187,11 @@ impl LayerManager {
         assert!(compare_arced_layers(&l.unwrap(), frozen_layer_for_check));
 
         if let Some(delta_layer) = delta_layer {
-            Self::insert_historic_layer(Arc::new(delta_layer), &mut updates, &mut self.layer_fmgr);
+            Self::insert_historic_layer(
+                delta_layer.as_ref().clone(),
+                &mut updates,
+                &mut self.layer_fmgr,
+            );
         }
         updates.flush();
     }