[FFmpeg-devel] [PATCH] threadprogress: reorder instructions to silence tsan warning.

[Zhao Zhili]

> On Feb 7, 2025, at 05:42, Ronald S. Bultje <rsbultje at gmail.com> wrote:
> 
> Fixes #11456.
> ---
> libavcodec/threadprogress.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/libavcodec/threadprogress.c b/libavcodec/threadprogress.c
> index 62c4fd898b..aa72ff80e7 100644
> --- a/libavcodec/threadprogress.c
> +++ b/libavcodec/threadprogress.c
> @@ -55,9 +55,8 @@ void ff_thread_progress_report(ThreadProgress *pro, int n)
>     if (atomic_load_explicit(&pro->progress, memory_order_relaxed) >= n)
>         return;
> 
> -    atomic_store_explicit(&pro->progress, n, memory_order_release);
> -
>     ff_mutex_lock(&pro->progress_mutex);
> +    atomic_store_explicit(&pro->progress, n, memory_order_release);
>     ff_cond_broadcast(&pro->progress_cond);
>     ff_mutex_unlock(&pro->progress_mutex);
> }
> -- 
> 2.48.0

LGTM.

> 
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