Mesa (master): gallium/trace: Fix helgrind complaint about one-time init
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Tue Nov 24 21:24:54 UTC 2020
Module: Mesa
Branch: master
Commit: 1aa055539f32fcb3c78d908d1635bb3a3d517bc2
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1aa055539f32fcb3c78d908d1635bb3a3d517bc2
Author: Rob Clark <robdclark at chromium.org>
Date: Tue Nov 17 14:39:32 2020 -0800
gallium/trace: Fix helgrind complaint about one-time init
Signed-off-by: Rob Clark <robdclark at chromium.org>
Reviewed-by: Kristian H. Kristensen <hoegsberg at google.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7644>
---
src/gallium/auxiliary/driver_trace/tr_screen.c | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/src/gallium/auxiliary/driver_trace/tr_screen.c b/src/gallium/auxiliary/driver_trace/tr_screen.c
index 56a70de894a..90ee53617a1 100644
--- a/src/gallium/auxiliary/driver_trace/tr_screen.c
+++ b/src/gallium/auxiliary/driver_trace/tr_screen.c
@@ -670,15 +670,11 @@ trace_screen_destroy(struct pipe_screen *_screen)
bool
trace_enabled(void)
{
- static bool firstrun = true;
-
- if (!firstrun)
- return trace;
- firstrun = false;
-
- if(trace_dump_trace_begin()) {
- trace_dumping_start();
- trace = true;
+ do_once {
+ if(trace_dump_trace_begin()) {
+ trace_dumping_start();
+ trace = true;
+ }
}
return trace;
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