[FFmpeg-devel] [PATCH] vp9: fix explicit memory order for report_progress.

Ronald S. Bultje rsbultje at gmail.com
Tue Sep 12 22:16:43 EEST 2017


---
 libavcodec/vp9.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/vp9.c b/libavcodec/vp9.c
index 66ccb6c..6b5de19 100644
--- a/libavcodec/vp9.c
+++ b/libavcodec/vp9.c
@@ -73,7 +73,7 @@ static int vp9_alloc_entries(AVCodecContext *avctx, int n) {
 
 static void vp9_report_tile_progress(VP9Context *s, int field, int n) {
     pthread_mutex_lock(&s->progress_mutex);
-    atomic_fetch_add_explicit(&s->entries[field], n, memory_order_relaxed);
+    atomic_fetch_add_explicit(&s->entries[field], n, memory_order_release);
     pthread_cond_signal(&s->progress_cond);
     pthread_mutex_unlock(&s->progress_mutex);
 }
-- 
2.8.1



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