If I have several coroutines suspended on a Mutex ...

# coroutines

[mbonnin]

If I have several coroutines suspended on a Mutex (they all lock from the same thread), will they resume in the same order as they tried to acquire the lock or is this undetermined ?

[Marko Mitic]

I wanted to know this too, is Mutex fair or not?

[Marko Mitic]

This function is fair; suspended callers are resumed in first-in-first-out order.

https://kotlin.github.io/kotlinx.coroutines/kotlinx-coroutines-core/kotlinx.coroutines.sync/-mutex/lock.html

[Marko Mitic]

Now we know

[mbonnin]

Ah, perfect, thanks !