8214271: Fast primitive to wake many threads

[Andrew Haley]

On 11/23/18 4:51 PM, Robbin Ehn wrote:
> Webrev:
> http://cr.openjdk.java.net/~rehn/8214271/webrev/

The code is rather lightly commented. In particular, it's not
clear that a wait() might return spuriously from a futex and how
you deal with that. Is it the case that users of this API are to be
exposed to spurious wakeups? If so, you must say so in the comments.

-- 
Andrew Haley
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
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