RFR (S): 8182703: Correct G1 barrier queue lock orderings

Kim Barrett kim.barrett at oracle.com
Thu Jul 6 20:11:47 UTC 2017

> On Jul 4, 2017, at 10:00 PM, Kim Barrett <kim.barrett at oracle.com> wrote:
> The lock ranking changes look good.

I'm going to retract that.

How does these new lock rankings interact with various assertions that
rank() == or != Mutex::special?  I'm not sure those places handle
these new ranks properly.  (I'm not sure those places handle
Mutex::event rank properly either.)

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