RFR: 8079315: UseCondCardMark broken in conjunction with CMS precleaning

[Andrew Haley]

On 05/10/2015 09:58 PM, David Holmes wrote:

> For background on memory serialization page see Dave Dice's blog entries:
> 
> https://blogs.oracle.com/dave/entry/qpi_quiescence
> 
> https://blogs.oracle.com/dave/resource/Asymmetric-Dekker-Synchronization-140215.txt

Note that this approach isn't safe except on TSO.  We'll still
need some kind of barriers for everyone else.

Andrew.