RFR: 8232649: ZGC: Add callbacks to ZMemoryManager

[Stefan Karlsson]

Thanks, Per.

StefanK

On 2019-10-22 08:24, Per Liden wrote:
> Looks good.
> 
> /Per
> 
> On 10/21/19 4:06 PM, Stefan Karlsson wrote:
>> Hi all,
>>
>> Please review this patch to add callbacks to ZMemoryManager.
>>
>> https://cr.openjdk.java.net/~stefank/8232649/webrev.01/
>> https://bugs.openjdk.java.net/browse/JDK-8232649
>>
>> This allows users of ZMemoryManager to get callbacks when memory 
>> regions are inserted, removed, split, and coalesced. This is needed to 
>> support Windows' stricter requirements for placeholder reserved memory.
>>
>> Thanks,
>> StefanK