RFC: 8185062: os::is_MP() sometimes returns false

David Holmes david.holmes at oracle.com
Tue Mar 27 01:34:22 UTC 2018


On 27/03/2018 11:07 AM, John Rose wrote:
> (Wow the miracle of full-text search over one's inbox.  Sorry about the 
> spam.)

Not at all John - this is good input! Thanks.

Progress on this stalled for a number of reasons, but one was the 
resurgence of UP environments through containers.

David

> On Mar 26, 2018, at 6:06 PM, John Rose <john.r.rose at oracle.com 
> <mailto:john.r.rose at oracle.com>> wrote:
>>
>> On Aug 1, 2017, at 9:35 PM, David Holmes <david.holmes at oracle.com 
>> <mailto:david.holmes at oracle.com>> wrote:
>>>
>>> 3. Assume the universe is MP and only allow MP to be built
>>
>> I vote #3.  My conservative first impulse was to drive towards an is_MP
>> that returns true always, but remains for the sake of commenting the MP
>> dependencies in our logic.  But there are so few uses of it, that a 
>> few well
>> written comments could do the same job.  I left a comment on the bug with
>> a few more details.
>>
>> https://bugs.openjdk.java.net/browse/JDK-8185062?focusedCommentId=14167081
>>
>> — John
> 


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