JDK 9 forests open

Coleen Phillmore coleen.phillimore at oracle.com
Fri Jan 3 10:02:30 PST 2014


I think Hotspot should do a bulk merge.  I just did this with 
hsx/hotspot-main/hotspot => jdk9/hs/hotspot and it just passed JPRT.

The changes that were merged are here:

http://cr.openjdk.java.net/~coleenp/jdk9_changes 
<http://cr.openjdk.java.net/%7Ecoleenp/jdk9_changes>

I don't see why any of these should not go into JDK9.   If anyone does, 
speak now!

Also, I'd like to hear from the Alejandro or John Coomes or anyone else 
who may be doing this exact same thing before I merge this.

Thanks!!!
Coleen

On 1/3/2014 12:30 PM, Joe Darcy wrote:
> On 01/03/2014 07:25 AM, Coleen Phillmore wrote:
>>
>> On 1/3/2014 10:13 AM, Chris Hegarty wrote:
>>> On 3 Jan 2014, at 14:26, Coleen Phillmore 
>>> <coleen.phillimore at oracle.com> wrote:
>>>
>>>> There are a lot of hotspot changes from jdk8 not in the jdk9 
>>>> repositories as well.   Is someone merging them all in?
>>> The relevant quote from Mark’s mail [1].
>>>
>>>   "The JDK 9 development forests will be initialized from a specific
>>>    build of JDK 8.  After that build, merges between the two code lines
>>>    will not be permitted.  A developer who pushes a change into JDK 8
>>>    must also apply that change independently to JDK 9, if that change
>>>    is applicable to JDK 9.”
>>>
>>> We are following this process in the core area, and it is working well.
>>
>> I think it's the case all of these changes to hotspot should be in 
>> jdk9, so we should bulk merge them rather than do them 
>> independently.  There are a lot and some depend on prior changes and 
>> our chance of missing one are too high.
>>
>> I was wondering if someone was already doing this.
>>
>> Coleen
>
> As Chris noted, the responsibility for forward porting fixes from JDK 
> 8 to JDK 9 lies with the engineer working on the fix, but if the 
> HotSpot team wanted to arrange for someone to do a bulk integration 
> instead, that would be fine too.
>
> -Joe



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