hg: jdk-updates/jdk12u: 2 new changesets

[sgehwolf at redhat.com]

Changeset: f667d5a96758
Author:    ysuenaga
Date:      2019-01-11 23:32 +0900
URL:       http://hg.openjdk.java.net/jdk-updates/jdk12u/rev/f667d5a96758

8216486: Possibility of integer overflow in JfrThreadSampler::run()
Reviewed-by: rehn, sgehwolf

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

Changeset: e0e8de9ed0e8
Author:    sgehwolf
Date:      2019-01-11 13:34 +0100
URL:       http://hg.openjdk.java.net/jdk-updates/jdk12u/rev/e0e8de9ed0e8

8216559: [JFR] Native libraries not correctly parsed from /proc/self/maps
Summary: Use %7s for the dev scan format as major:minor may be up to that length
Reviewed-by: mgronlun, jwilhelm

! src/hotspot/os/linux/os_linux.cpp
! test/jdk/jdk/jfr/event/runtime/TestNativeLibrariesEvent.java