[erlang-questions] Return value of driver_async

[Steve Vinoski]

On Fri, Oct 17, 2014 at 1:58 PM, Alexey Romanov <alexey.v.romanov@REDACTED>
wrote:

> Documentation for driver_async says it returns a handle to the
> asynchronous task. However, I can't find any other mentions of these
> handles in erl_driver or driver_entry docs. What can/should this value be
> used for? Or should it be ignored?
>

There was an old function driver_async_cancel() for canceling async jobs
that took the handle as an argument, but it was deprecated a long time ago
and it's since been removed. So, you can just ignore the handle. I'll see
if I can patch the docs to clarify this.

--steve
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