From 42d4c5dab74c7d62c6ca99cc8d3e96bb6a163284 Mon Sep 17 00:00:00 2001
From: CamilleLaVey <camillelavey99@gmail.com>
Date: Thu, 25 Jun 2026 22:48:26 -0400
Subject: [PATCH] [query_cache] Reduction of synchronization within queries

---
 src/video_core/query_cache/query_cache.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/video_core/query_cache/query_cache.h b/src/video_core/query_cache/query_cache.h
index 6bed91a53e..ae68e045eb 100644
--- a/src/video_core/query_cache/query_cache.h
+++ b/src/video_core/query_cache/query_cache.h
@@ -287,6 +287,7 @@ void QueryCacheBase<Traits>::CounterReport(GPUVAddr addr, QueryType counter_type
             u32 value = static_cast<u32>(query_base->value);
             std::memcpy(pointer, &value, sizeof(value));
         }
+        query_base->flags |= QueryFlagBits::IsGuestSynced;
         if (!is_synced) [[likely]] {
             impl->pending_unregister.push_back(query_location);
         }
@@ -569,10 +570,12 @@ bool QueryCacheBase<Traits>::SemiFlushQueryDirty(QueryCacheBase<Traits>::QueryLo
         auto* ptr = impl->device_memory.template GetPointer<u8>(query_base->guest_address);
         if (True(query_base->flags & QueryFlagBits::HasTimestamp)) {
             std::memcpy(ptr, &query_base->value, sizeof(query_base->value));
+            query_base->flags |= QueryFlagBits::IsGuestSynced;
             return false;
         }
         u32 value_l = static_cast<u32>(query_base->value);
         std::memcpy(ptr, &value_l, sizeof(value_l));
+        query_base->flags |= QueryFlagBits::IsGuestSynced;
         return false;
     }
     return True(query_base->flags & QueryFlagBits::IsHostManaged) &&