RFR: 8178836: Improve PtrQueue index abstraction

[Aleksey Shipilev]

On 04/22/2017 07:19 PM, Kim Barrett wrote:
>> On Apr 21, 2017, at 7:00 PM, Kim Barrett <kim.barrett at oracle.com> wrote:
>>> Minor nits:
>>>
>>> *) On first scan, "limit" reads as the loop variable, because it is the only
>>> initialization in init block. Move it out?
>>>
>>> 161   for (size_t limit = buffer_size(); i < limit; ++i) {
>>
>> OK.
> 
> Updated webrev:
> full: http://cr.openjdk.java.net/~kbarrett/8178836/hotspot.01/
> incr: http://cr.openjdk.java.net/~kbarrett/8178836/hotspot.01.inc/

Looks good.

-Aleksey