Reviewed-by: shade, apetushkov

8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling
8202835: jfr/event/os/TestSystemProcess.java fails on missing events
Summary: Backport JFR from JDK11. Initial integration
Reviewed-by: neugens

Summary: Summary: os::readdir uses POSIX readdir, drop buffer arg, fix JFR uses.
Reviewed-by: coleenp, tschatzl, bsrbnd, shade, phh

Summary: Backport from JDK9
Reviewed-by: dholmes, coffeys

Reviewed-by: sla, dsamersoff, gthornbr
Contributed-by: cheleswer.sahu@oracle.com

Reviewed-by: sla, dsamersoff, gthornbr
Contributed-by: cheleswer.sahu@oracle.com

Reviewed-by: dcubed, pnauman, ctornqvi, dholmes, mschoene
Contributed-by: gerald.thornbrugh@oracle.com

Reviewed-by: dcubed, pnauman, ctornqvi, dholmes, mschoene
Contributed-by: gerald.thornbrugh@oracle.com

Summary: backout fix 8050808 which caused this regression and as requested.
Reviewed-by: hseigel

Reviewed-by: dcubed, dholmes, pnauman, ctornqvi, mschoene
Contributed-by: gerald.thornbrugh@oracle.com

Summary: Enhance scalability of native memory tracking
Reviewed-by: coleenp, ctornqvi, gtriantafill

8043029: Change 8037816 breaks HS build with older GCC versions which don't support diagnostic pragmas
8043164: Format warning in traceStream.hpp
Summary: Backport of main fix + two corrections, enables clang compilation, turns on format attributes, corrects/mutes warnings
Reviewed-by: kvn, coleenp, iveresov, twisti

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

8033931: Several nightly tests failing with assert(imin < imax) failed: Unexpected page size
Summary: cleaned up warnings in linux specific os code.
Reviewed-by: dcubed, hseigel, coleenp, dsamersoff
Contributed-by: gerald.thornbrugh@oracle.com

Summary: Fixed NMT race condition for realloc, uncommit and release
Reviewed-by: coleenp, ccheung

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

Reviewed-by: zgu, coleenp, hseigel, dholmes

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

Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp

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

Summary: Fill perfdata file with zeros to verify available disk space
Reviewed-by: coleenp, kamg

Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg

Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair

Summary: Get java.io.tmpdir property in os::get_temp_directory() and call this instead of harcoding "/tmp".  Don't assume trailing file_separator either.
Reviewed-by: dholmes, kamg

Summary: I have collected some typos I have found while looking at the code.
Reviewed-by: kvn, never