RFR 8237396: JvmtiTagMap::weak_oops_do() should not trigger barriers
zgu at redhat.com
Mon Jan 20 13:56:10 UTC 2020
On 1/20/20 8:43 AM, Roman Kennke wrote:
> Hi Zhengyu,
> The change looks good to me. I was worried about other GCs, and Stefan
> has confirmed that it's ok there.
>> Please review this small patch that avoids barriers in
>> JvmtiTagMap::weak_oops_do() method.
>> The method is used by GC and GC expects to see raw oops.
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8237396
>> Webrev: http://cr.openjdk.java.net/~zgu/JDK-8237396/webrev.00/
>> (fastdebug and release) on x86_64 Linux
>> Submit test in progress.
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