On Mon, Apr 03, 2017 at 10:28:33PM -0400, Ronald S. Bultje wrote: > Fixes the following tsan warning when running fate-vsynth_lena-ffvhuff: > > WARNING: ThreadSanitizer: data race (pid=6484) > Write of size 8 at 0x7d64000154b8 by main thread (mutexes: write M1331): > #0 update_context_from_user src/libavcodec/pthread_frame.c:331 > (ffmpeg+0x000000dca887) > [..] > Previous read of size 8 at 0x7d64000154b8 by thread T2 (mutexes: write > M1334): > #0 draw_slice src/libavcodec/huffyuvdec.c:857 (ffmpeg+0x000000bcc86f) > --- > libavcodec/huffyuvdec.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/libavcodec/huffyuvdec.c b/libavcodec/huffyuvdec.c > index 5572b98..979c4b9 100644 > --- a/libavcodec/huffyuvdec.c > +++ b/libavcodec/huffyuvdec.c > @@ -579,6 +579,8 @@ static av_cold int decode_init_thread_copy(AVCodecContext > *avctx) > HYuvContext *s = avctx->priv_data; > int i, ret; > > + s->avctx = avctx;
LGTM do you think its better in decode_init_thread_copy() or decode_frame() ? I think i would have instinctivly put it in decode_frame() but i dont see a issue with decode_init_thread_copy() thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Dictatorship: All citizens are under surveillance, all their steps and actions recorded, for the politicians to enforce control. Democracy: All politicians are under surveillance, all their steps and actions recorded, for the citizens to enforce control.
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