[8u] Request for approval - 8145539: (coll) AbstractMap.keySet and .values should not be volatile
aleksey.shipilev at oracle.com
Tue Dec 22 18:38:28 UTC 2015
Please approve and sponsor this simple backport for an old (yet
important) performance issue in collections:
The fix was in jdk9/dev for at least 4 days now.
JDK 9 Changeset:
JDK 9 review thread:
Patch applies with little fuzz after unshuffling. For the record, this
is the clean patch against current 8u:
Testing: builds and runs fine on Linux x86_64, microbenchmark
improvements are the same as in JDK 9.
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