From d79d20d398a809d05f6d5ea45ce54ca0b9065a4f Mon Sep 17 00:00:00 2001
From: Gert Wollny <gert.wollny@collabora.com>
Date: Tue, 6 Oct 2020 18:45:33 +0200
Subject: [PATCH] r600/sfn: Fix keepalive patch

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7142>
---
 src/gallium/drivers/r600/sfn/sfn_liverange.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/r600/sfn/sfn_liverange.cpp b/src/gallium/drivers/r600/sfn/sfn_liverange.cpp
index 9c9340ac5a5..0c568c8bad1 100644
--- a/src/gallium/drivers/r600/sfn/sfn_liverange.cpp
+++ b/src/gallium/drivers/r600/sfn/sfn_liverange.cpp
@@ -388,7 +388,8 @@ temp_comp_access::temp_comp_access():
 void temp_comp_access::record_read(int line, prog_scope *scope)
 {
    last_read_scope = scope;
-   last_read = line;
+   if (last_read < line)
+      last_read = line;
 
    if (first_read > line) {
       first_read = line;