UnrealEngineUWP/Engine/Source/Runtime/Apple at 99e9cd0694de7b74df6419509de104818ecc0453 - UnrealEngineUWP - ProxGit

izzy/UnrealEngineUWP

mirror of https://github.com/izzy2lost/UnrealEngineUWP.git synced 2026-03-26 18:15:20 -07:00

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jian ru bb3db301f9 Fix a deadlock that can happen when two streaming updates are blocked on task graph events in a critical section. The threads where the two updates run on can pull in and execute FAsyncCancelIORequestsTask while waiting. If they grab each others FAsyncCancelIORequestsTask, it will deadlock since the tasks will also try to enter the critical section but won't succeed.

#preflights 63fd6cb8a134e0b0591bdd3e
#rb mihnea.balta, kenzo.terelst, luke.thatcher

[CL 24454220 by jian ru in ue5-main branch]

2023-02-28 18:18:04 -05:00

..

AudioMixerAudioUnit

Background audio on iOS

2023-01-11 03:50:50 -05:00

AudioMixerCoreAudio

…

Fix a deadlock that can happen when two streaming updates are blocked on task graph events in a critical section. The threads where the two updates run on can pull in and execute FAsyncCancelIORequestsTask while waiting. If they grab each others FAsyncCancelIORequestsTask, it will deadlock since the tasks will also try to enter the critical section but won't succeed.

2023-02-28 18:18:04 -05:00