RFR 8236878: Use atomic instruction to update StringDedupTable's entries and entries_removed counters
zgu at redhat.com
Tue Jan 14 17:19:33 UTC 2020
Submit test also passed.
May I get a second review?
On 1/13/20 9:06 AM, Roman Kennke wrote:
>> Please review this small change that uses atomic operations to update
>> StringDedupTable's entries and entries_removed counter.
>> This is *not* a correctness fix or performance enhancement, but for
>> Shenandoah GC to move StringDedupTable cleanup task into concurrent
>> phase, while holding StringDedupTable_lock.
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8236878
>> Webrev: http://cr.openjdk.java.net/~zgu/JDK-8236878/webrev.00/index.html
>> hotspot_gc (fastdebug and release) on x86_64 Linux
>> Submit test in progress.
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