7074579: G1: JVM crash with JDK7 running ATG CRMDemo Fusion App Summary: Handlize MemoryUsage klass oop in createGCInfo routine Reviewed-by: tonyp, fparain, ysr, jcoomes

Merge

7072527: CMS: JMM GC counters overcount in some cases Summary: Avoid overcounting when CMS has concurrent mode failure. Reviewed-by: ysr Contributed-by: rednaxelafx@gmail.com

7060836: RHEL 5.5 and 5.6 should support UseNUMA Summary: Add a wrapper for sched_getcpu() for systems where libc lacks it Reviewed-by: ysr Contributed-by: Andrew John Hughes <ahughes@redhat.com>

7060842: UseNUMA crash with UseHugreTLBFS running SPECjvm2008 Summary: Use mmap() instead of madvise(MADV_DONTNEED) to uncommit pages Reviewed-by: ysr

7069863: G1: SIGSEGV running SPECjbb2011 and -UseBiasedLocking Summary: Align the reserved size of the heap and perm to the heap region size to get a preferred heap base that is aligned to the region size, and call the correct heap reservation constructor. Also add a check in the heap reservation code that the reserved space starts at the requested address (if any). Reviewed-by: kvn, ysr

7068240: G1: Long "parallel other time" and "ext root scanning" when running specific benchmark Summary: In root processing, move the scanning of the reference processor's discovered lists to before RSet updating and scanning. When scanning the reference processor's discovered lists, use a buffering closure so that the time spent copying any reference object is correctly attributed. Also removed a couple of unused and irrelevant timers. Reviewed-by: ysr, jmasa

7072341: enable hotspot builds on Linux 3.0 Summary: Add "3" to list of allowable versions Reviewed-by: kamg, chrisphi

Merge

7046490: Preallocated OOME objects should obey Throwable stack trace protocol Summary: Update the OOME stacktrace to contain Throwable.UNASSIGNED_STACK when the backtrace is filled in Reviewed-by: mchung, phh