From b2e35fffa6743aa6a768337a3cd9ffdfa4f255aa Mon Sep 17 00:00:00 2001
From: Dhammika Pathirana <dhammika@gmail.com>
Date: Wed, 20 Apr 2022 23:36:33 -0700
Subject: [PATCH] Fix ancestor layer traversal (#1484)

Signed-off-by: Dhammika Pathirana <dhammika@gmail.com>
---
 pageserver/src/layered_repository.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pageserver/src/layered_repository.rs b/pageserver/src/layered_repository.rs
index 3afef51a23..0dc54385b2 100644
--- a/pageserver/src/layered_repository.rs
+++ b/pageserver/src/layered_repository.rs
@@ -1466,10 +1466,10 @@ impl LayeredTimeline {
                 )?;
                 cont_lsn = lsn_floor;
                 path.push((result, cont_lsn, layer));
-            } else if self.ancestor_timeline.is_some() {
+            } else if timeline.ancestor_timeline.is_some() {
                 // Nothing on this timeline. Traverse to parent
                 result = ValueReconstructResult::Continue;
-                cont_lsn = Lsn(self.ancestor_lsn.0 + 1);
+                cont_lsn = Lsn(timeline.ancestor_lsn.0 + 1);
             } else {
                 // Nothing found
                 result = ValueReconstructResult::Missing;