RFR: Use oopDesc::mark_offset_in_bytes() instead of 0 for addressing mark word

[Roman Kennke]

Am Donnerstag, den 13.10.2016, 10:23 +0100 schrieb Andrew Haley:
> On 13/10/16 09:08, Roman Kennke wrote:
> > 
> > This is not strictly a shenandoah specific patch, but I need it in our
> > repos for upcoming patches. Not sure if it's useful to propose upstream
> > at this point in jdk9 dev?
> 
> I don't think it is at all a good idea to change any code which is
> not strictly required by Shenandoah.  The lock word as the first word
> of an object is a basic assumption.  Any non-Shenandoah changes should
> go upstream first.
> 
> Andrew.
> 

Ok. Posted for review there:

http://mail.openjdk.java.net/pipermail/hotspot-dev/2016-October/024889.html


Roman