8007221: G1: concurrent phase durations do not state the time units ("secs")
Summary: Add timer units to concurrent marking phases where the units were missing.
Reviewed-by: jmasa, ysr
jwilhelm [Thu, 21 Feb 2013 11:16:50 +0100] rev 15803
8008314: Unimplemented() Atomic::load breaks the applications
Summary: jlong atomics isn't fully implemented om all 32-bit platforms so we try to avoid it. In this case the atomic add wasn't needed.
Reviewed-by: dholmes, dlong