From eb6d99014f027c3325024d6f3482f6427f254f13 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Wed, 28 Apr 2021 09:03:34 +1000
Subject: [PATCH] lavapipe: mark event_storage as volatile

This is spun on in cmd execution so make sure it doesn't get
optimised or cached out.

Fixes some timeouts in dEQP-VK.api.command_buffers.record_simul_use_primary

Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10494>
---
 src/gallium/frontends/lavapipe/lvp_private.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/frontends/lavapipe/lvp_private.h b/src/gallium/frontends/lavapipe/lvp_private.h
index debca5e889c..440450542bc 100644
--- a/src/gallium/frontends/lavapipe/lvp_private.h
+++ b/src/gallium/frontends/lavapipe/lvp_private.h
@@ -480,7 +480,7 @@ struct lvp_pipeline {
 
 struct lvp_event {
    struct vk_object_base base;
-   uint64_t event_storage;
+   volatile uint64_t event_storage;
 };
 
 struct lvp_fence {