From 5dc1167fa88cad4e1c32d7801497cbe768c1d8d3 Mon Sep 17 00:00:00 2001
From: Stenzek <stenzek@gmail.com>
Date: Sun, 26 May 2024 12:35:23 +1000
Subject: [PATCH] GS/DX11: Don't spin on CPU when GPU results aren't available

Backport of https://github.com/stenzek/duckstation/commit/547587af111506376f3ab2ea0d4805d481bd0880
---
 pcsx2/GS/Renderers/DX11/GSDevice11.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pcsx2/GS/Renderers/DX11/GSDevice11.cpp b/pcsx2/GS/Renderers/DX11/GSDevice11.cpp
index e08825528a..6d5a6ee246 100644
--- a/pcsx2/GS/Renderers/DX11/GSDevice11.cpp
+++ b/pcsx2/GS/Renderers/DX11/GSDevice11.cpp
@@ -1051,6 +1051,10 @@ void GSDevice11::PopTimestampQuery()
 				m_read_timestamp_query = (m_read_timestamp_query + 1) % NUM_TIMESTAMP_QUERIES;
 				m_waiting_timestamp_queries--;
 			}
+			else
+			{
+				break;
+			}
 		}
 	}