[8u] RFA for JDK-8169931: '8k class metaspace chunks misallocated from 4k chunk freelist'

[David Holmes]

On 3/01/2018 6:08 PM, Muthusamy Chinnathambi wrote:
> Hi Sean,
> 
>> Approved for JDK 8u. Please ensure that you've taken into account the
>> JDK 9 backout which appeared to happen for the first attempt in fixing
>> this issue : https://bugs.openjdk.java.net/browse/JDK-8170355
> 
> Yes, the changes are in-line with the latest JDK-9.
> 
> Hi David,
> 
>> I think technically the backport should be for:
> 
>> 8170358: [REDO] 8k class metaspace chunks misallocated from 4k chunk Freelist
> May I please know the process and if/what more needs to be done. Technically the changes are identical.

If the changes are identical then I guess it doesn't really matter.

Thanks,
David

> Regards,
> Muthusamy C
> 
> -----Original Message-----
> From: David Holmes
> Sent: Wednesday, January 3, 2018 4:06 AM
> To: Seán Coffey <sean.coffey at oracle.com>; Muthusamy Chinnathambi <muthusamy.chinnathambi at oracle.com>; jdk8u-dev at openjdk.java.net
> Subject: Re: [8u] RFA for JDK-8169931: '8k class metaspace chunks misallocated from 4k chunk freelist'
> 
> On 2/01/2018 11:21 PM, Seán Coffey wrote:
>> Approved for JDK 8u. Please ensure that you've taken into account the
>> JDK 9 backout which appeared to happen for the first attempt in fixing
>> this issue : https://bugs.openjdk.java.net/browse/JDK-8170355
> 
> Well spotted Sean!
> 
> I think technically the backport should be for:
> 
> 8170358: [REDO] 8k class metaspace chunks misallocated from 4k chunk
> freelist
> 
> David
> 
>> regards,
>> Sean.
>>
>>
>> On 02/01/2018 12:51, Muthusamy Chinnathambi wrote:
>>> Hi,
>>>
>>> May I get the approval of backport of JDK-8169931: '8k class metaspace
>>> chunks misallocated from 4k chunk freelist'  to jdk8u.
>>>
>>>
>>> JDK9 bug: https://bugs.openjdk.java.net/browse/JDK-8169931
>>> Jdk9 review thread:
>>> http://mail.openjdk.java.net/pipermail/hotspot-dev/2016-November/025291.html
>>>
>>> Jdk8 review threads:
>>> http://mail.openjdk.java.net/pipermail/hotspot-dev/2017-December/029611.html
>>>
>>>                        
>>> http://mail.openjdk.java.net/pipermail/hotspot-dev/2018-January/029677.html
>>>
>>> Webrev link:
>>> http://cr.openjdk.java.net/~mchinnathamb/JDK-8169931/webrev.02/
>>>
>>> Regards,
>>> Muthusamy C
>>