From 36bb351d73932b34709dc35ebe37f480b3a0a6fd Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Sat, 21 Feb 2026 19:55:48 +0800
Subject: objectstore/packed: Best-effort touchCandidate

---
 objectstore/packed/idx_lookup_candidates.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'objectstore')

diff --git a/objectstore/packed/idx_lookup_candidates.go b/objectstore/packed/idx_lookup_candidates.go
index 23ac9a61..83055aac 100644
--- a/objectstore/packed/idx_lookup_candidates.go
+++ b/objectstore/packed/idx_lookup_candidates.go
@@ -124,8 +124,11 @@ func (store *Store) discoverCandidates() ([]packCandidate, error) {
 }
 
 // touchCandidate moves one candidate to the front of the lookup order.
+// This is done on a best-effort basis.
 func (store *Store) touchCandidate(packName string) {
-	store.candidatesMu.Lock()
+	if !store.candidatesMu.TryLock() {
+		return
+	}
 	defer store.candidatesMu.Unlock()
 
 	node := store.candidateNodeByPack[packName]
-- 
cgit v1.3.1-10-gc9f91