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

Reviewed-by: stuefe, dcubed

Reviewed-by: simonis, goetz
Contributed-by: matthias.baesken@sap.com, martin.doerr@sap.com

Reviewed-by: simonis, goetz
Contributed-by: matthias.baesken@sap.com, martin.doerr@sap.com

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

Reviewed-by: kvn

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