[concurrency-interest] Concurrency in Android

Rodrigo Kumpera kumpera at gmail.com
Wed Dec 21 15:59:19 EST 2011


Beware that Android doesn't follow the JMM on arm devices.
It implements acquire/release semantics for volatiles, which is not the
same as the JMM.


On Wed, Dec 21, 2011 at 4:04 PM, Blake Meike <bmeike at speakeasy.net> wrote:

> Hi,
>  I'd be interested to know if there is anyone is looking, specifically, at
> the concurrency picture in Android.  I understand that this is somewhat
> off-topic, in a group that tends to the theoretical and Java.  Android has
> many similarities to Java, though, including the source language, a JVM and
> a JIT and is surely in fruitful topic for concurrency-interest.
>
>  I had a discussion, a few months ago, with frequent contributor here, Joe
> Bowbeer, about shared concerns for the interaction of the Android managed
> application model and its AsyncTask framework.  I came away from that
> discussion convinced that it is all but impossible to use the framework in
> a thread-safe way.  I'd be interested in hearing about (and participating
> in!) any other evaluation of the Android platform, from a concurrency
> perspective.
>
> Thanks
>  -blake
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