hg: jdk8u/jdk8u-dev/hotspot: 8215727: Restore JFR thread sampler loop to old / previous behavior

[andrey.petushkov at gmail.com]

Changeset: 321a84a5e5b8
Author:    mgronlun
Date:      2018-12-21 16:56 +0100
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/321a84a5e5b8

8215727: Restore JFR thread sampler loop to old / previous behavior
Reviewed-by: egahlin, mgronlun
Contributed-by: milan.mimica at gmail.com

! src/share/vm/jfr/periodic/sampling/jfrThreadSampler.cpp