synapse/changelog.d/12358.misc at 0cd182f296ce44dbaafc9a56f9af2183d21a9443 - mirrors/synapse - Sadium Git

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Sean Quah 79e7c2c426

Fix edge case where a Linearizer could get stuck (#12358 )

Just after a task acquires a contended `Linearizer` lock, it sleeps.
If the task is cancelled during this sleep, we need to release the lock.

Signed-off-by: Sean Quah <seanq@element.io>

2022-04-05 17:19:16 +01:00

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Fix a long-standing bug where `Linearizer`s could get stuck if a cancellation were to happen at the wrong time.