8168122: Update logging in perfMemory to Unified Logging
Summary: -XX:+PerfTraceMemOps replaced with -Xlog:perf+memops=debug, -XX:+PerfTraceDataCreation replaced with -Xlog:perf+datacreation=debug
Reviewed-by: sspitsyn, coleenp

8162869: Small fixes for AIX perf memory and attach listener
Reviewed-by: dsamersoff, dholmes

8148425: strerror() function is not thread-safe
Reviewed-by: dholmes, coleenp

8140244: Port fix of JDK-8075773 to AIX and possibly MacOSX
Reviewed-by: stuefe, dcubed

8130910: hsperfdata file is created in wrong directory and not cleaned up if /tmp/hsperfdata_<username> has wrong permissions
Summary: Add check for fchir() failure and disable shared PerfMemory in that case.
Reviewed-by: dcubed, simonis, gthornbr
Contributed-by: christoph.langer@sap.com

8050807: Better performing performance data handling
Reviewed-by: dcubed, pnauman, ctornqvi, dholmes, mschoene
Contributed-by: gerald.thornbrugh@oracle.com

Merge

8060074: os::free() takes MemoryTrackingLevel but doesn't need it
Summary: Cleaned up unused arguments in os::free and it's callers.
Reviewed-by: lfoltan, coleenp, ctornqvi, dholmes
Contributed-by: max.ockner@oracle.com

Merge

8064811: Use THREAD instead of CHECK_NULL in return statements
Reviewed-by: coleenp, simonis, dholmes

8062370: Various minor code improvements
Summary: A lot of fixes useful to improve the code quality.
Reviewed-by: coleenp, dholmes

8046607: Code cleanup: PerfMemory::backing_store_filename() should be removed
Summary: Summary: Removed PerfMemory::backing_store_filename() API since it is not used anywhere.
Reviewed-by: sla, hseigel

8046598: Scalable Native memory tracking development
Summary: Enhance scalability of native memory tracking
Reviewed-by: coleenp, ctornqvi, gtriantafill

8037816: Fix for 8036122 breaks build with Xcode5/clang
Summary: Repaired or selectively disabled offending formats; future-proofed with additional checking
Reviewed-by: kvn, jrose, stefank

8013651: NMT: reserve/release sequence id's in incorrect order due to race
Summary: Fixed NMT race condition for realloc, uncommit and release
Reviewed-by: coleenp, ccheung

7178026: os::close can restart ::close but that is not a restartable syscall
Summary: Removed restart macros from all os:close calls on Solaris, Linux, MacOS X platforms.
Reviewed-by: dcubed, dholmes

8013057: assert(_needs_gc || SafepointSynchronize::is_at_safepoint()) failed: only read at safepoint
Summary: Detect mmap() commit failures in Linux and Solaris os::commit_memory() impls and call vm_exit_out_of_memory(). Add os::commit_memory_or_exit(). Also tidy up some NMT accounting and some mmap() return value checking.
Reviewed-by: zgu, stefank, dholmes, dsamersoff

8006001: [parfait] Possible file leak in hotspot/src/os/linux/vm/perfMemory_linux.cpp
Reviewed-by: zgu, coleenp, hseigel, dholmes

7199092: NMT: NMT needs to deal overlapped virtual memory ranges
Summary: Enhanced virtual memory tracking to track committed regions as well as reserved regions, so NMT now can generate virtual memory map.
Reviewed-by: acorn, coleenp

7197424: update copyright year to match last edit in jdk8 hotspot repository
Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp

6995781: Native Memory Tracking (Phase 1)
7151532: DCmd for hotspot native memory tracking
Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain

7089790: integrate bsd-port changes
Reviewed-by: kvn, twisti, jrose
Contributed-by: Kurt Miller <kurt@intricatesoftware.com>, Greg Lewis <glewis@eyesbeyond.com>, Jung-uk Kim <jkim@freebsd.org>, Christos Zoulas <christos@zoulas.com>, Landon Fuller <landonf@plausible.coop>, The FreeBSD Foundation <board@freebsdfoundation.org>, Michael Franz <mvfranz@gmail.com>, Roger Hoover <rhoover@apple.com>, Alexander Strange <astrange@apple.com>