RFR: 8261213: [BACKOUT] MutableSpace's end should be atomic

Thomas Schatzl tschatzl at openjdk.java.net
Fri Feb 5 10:14:02 UTC 2021


On Fri, 5 Feb 2021 10:10:25 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> This reverts commit 1e0a1013efcb3983d277134f04f5e38f687e88c5.
>> 
>> Please review this backout of
>> JDK-8259862: MutableSpace's end should be atomic
>> 
>> With that change:
>> gc/TestVerifyDuringStartup.java with -XX:+UseParallelGC -XX:-UseNUMA fails with:
>> # guarantee(false) failed: inline contiguous allocation not supported 
>> 
>> Testing:
>> Locally (linux-x64) verified the failure is reproducible.
>> Locally (linux-x64) verified no failure with the backout applied.
>> Locally (linux-x64) hotspot:tier1 with -XX:+UseParallelGC -XX:-UseNUMA
>>   is fine except for two serviceability tests that always fail locally with
>>   UseParallelGC
>> mach5 tier1-2 (in progress)
>
> Marked as reviewed by ayang (Author).

Since this looks like a clean backout, please push asap.

-------------

PR: https://git.openjdk.java.net/jdk/pull/2426



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