RFR: JDK-8148734: G1: Make G1GCPhaseTimes keep track of the start GC time

[Stefan Johansson]

Hi Bengt,

On 2016-02-01 10:55, Bengt Rutisson wrote:
>
> Hi everyone,
>
> Could I have a couple of reviews for this change?
>
> http://cr.openjdk.java.net/~brutisso/8148734/webrev.00/
> https://bugs.openjdk.java.net/browse/JDK-8148734
>
Looks good,
Stefan

> Currently G1CollectedHeap is responsible for keeping track of the 
> start time for a GC and pass it along to G1GCPhaseTimes when it is 
> time to print the G1 log details.
>
> Since G1GCPhaseTimes has both a note_gc_start() and a note_gc_end() it 
> seems more stable that G1GCPhaseTimes keeps track of the GC time itself.
>
> Thanks,
> Bengt