From de8ff8a1c629b97be98267e9866ce10b63ad12ad Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Sat, 20 Jul 2019 12:18:54 -0400
Subject: Buffer_Cache: Implement barriers.

---
 src/video_core/buffer_cache/buffer_cache.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/video_core/buffer_cache/buffer_cache.h')

diff --git a/src/video_core/buffer_cache/buffer_cache.h b/src/video_core/buffer_cache/buffer_cache.h
index 4ea43a6c4..03b288233 100644
--- a/src/video_core/buffer_cache/buffer_cache.h
+++ b/src/video_core/buffer_cache/buffer_cache.h
@@ -60,6 +60,10 @@ public:
                 map->MarkAsWritten(true);
                 MarkRegionAsWritten(map->GetStart(), map->GetEnd() - 1);
             }
+        } else {
+            if (map->IsWritten()) {
+                WriteBarrier();
+            }
         }
 
         const u64 offset = static_cast<u64>(block->GetOffset(cache_addr));
-- 
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