RFR: JDK-8167659: Access of mark word should use oopDesc::mark_offset_in_bytes() instead of '0'

[Roman Kennke]

Hi Coleen & all,

> The changes seem fine to me.   It's a nice improvement to not have raw
> 0s there.   We could file RFE's for the other platforms.  I don't
> think they have to be fixed together.

Ok, great.

> I guess you need a sponsor.

Yes :-)

>   I could sponsor it.

Thanks!

Roman

>
> thanks,
> Coleen
>
> On 5/8/17 9:17 PM, David Holmes wrote:
>> Pinging Coleen as she indicated the other platforms would be looked
>> at, which is necessary before this is accepted and pushed.
>>
>> The changes as presented seem fine to me.
>>
>> Thanks,
>> David
>>
>> On 9/05/2017 12:43 AM, Roman Kennke wrote:
>>> Ping?
>>>
>>>
>>>> I posted this before:
>>>>
>>>> http://mail.openjdk.java.net/pipermail/hotspot-dev/2016-October/024889.html
>>>>
>>>>
>>>> And just realized it's not been fixed yet. Maybe now would be a good
>>>> time to include it?
>>>>
>>>> I believe this changeset address all the issues mentioned in the above
>>>> discussions.
>>>>
>>>> http://cr.openjdk.java.net/~rkennke/8167659/webrev.00/
>>>> <http://cr.openjdk.java.net/%7Erkennke/8167659/webrev.00/>
>>>>
>>>> Testing: jcstress -m sanity, specjvm
>>>> (cannot currently run jtreg tests because I've no idea how to run the
>>>> jcstress-jtreg tests..)
>>>>
>>>> Roman
>>>>
>>>>
>>>
>>>
>