8181451: JDK-8174231 broke some clang builds
Reviewed-by: stuefe, kbarrett, iveresov

8174231: Factor out and share PlatformEvent and Parker code for POSIX systems
Reviewed-by: stuefe, rehn, dcubed

8140520: segfault on solaris-amd64 with "-XX:VMThreadStackSize=1" option
Summary: Split the single thread_min_stack_allowed into three distinct values (java_thread_min_stack_allowed, compiler_thread_min_stack_allowed and vm_internal_thread_min_stack_allowed) on non-Windows platforms.
Reviewed-by: dcubed, gthornbr, dholmes, coleenp, fparain, aph

8145114: const-correctness for ucontext_t* reading functions
Reviewed-by: dholmes, coleenp

8046936: JEP 270: Reserved Stack Areas for Critical Sections
Reviewed-by: acorn, dcubed

8141529: Fix handling of _JAVA_SR_SIGNUM
Reviewed-by: dholmes, stuefe, dsamersoff

8080298: Clean up os::...::supports_variable_stack_size()
Reviewed-by: kbarrett, simonis, stuefe, coleenp

8078513: [linux] Clean up code relevant to LinuxThreads implementation
Reviewed-by: dholmes, sla, coleenp, simonis

8074552: SafeFetch32 and SafeFetchN do not work in error handling
Reviewed-by: dholmes, goetz
Contributed-by: Thomas Stufe <thomas.stuefe@gmail.com>

8057109: manual cleanup of white space issues prior to Contended Locking reorder and cache line bucket
Reviewed-by: fparain, sspitsyn, coleenp

8057107: cleanup indent white space issues prior to Contended Locking reorder and cache line bucket
Reviewed-by: fparain, sspitsyn, coleenp

8047104: cleanup misc issues prior to Contended Locking reorder and cache
Summary: Checkpoint misc cleanups for Contended Locking prior to first optimization bucket.
Reviewed-by: dholmes, sspitsyn, dice

8047156: cleanup more non-indent white space issues prior to Contended Locking cleanup bucket
Summary: Checkpoint some missed do_space_filter.ksh cleanups for Contended Locking.
Reviewed-by: sspitsyn, lfoltan, coleenp

8040140: System.nanoTime() is slow and non-monotonic on OS X
Reviewed-by: sspitsyn, shade, dholmes, acorn

Merge

6546236: Thread interrupt() of Thread.sleep() can be lost on Solaris due to race with signal handler
Reviewed-by: dholmes, dcubed

8028471: PPC64 (part 215): opto: Extend ImplicitNullCheck optimization.
Summary: Fixed Implicit NULL check optimization for AIX, where the page at address '0' is only write-protected.
Reviewed-by: kvn

8022616: u4 should not be used as a type for thread_id
Summary: Usage of u4 as a type for thread_id cause a compilation error on platform, where thread_id is a pointer
Reviewed-by: sla, sspitsyn, minqi

8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>

8008959: Fix non-PCH build on Linux, Windows and MacOS X
Summary: Fix the build without precompiled headers by either including the missing ".inline.hpp" files into the appropriate files or by turning inline-functions declared in header files into ordinary functions in ".cpp" files.
Reviewed-by: coleenp, stefank, dholmes

8001619: Remove usage of _ALLBSD_SOURCE in bsd files
Reviewed-by: coleenp, dholmes

7194409: os::javaTimeNanos() shows hot on CPU_CLK_UNHALTED profiles
Summary: Add inline directives to os::Linux::supports_monotonic_clock() and os::Bsd::supports_monotonic_clock().
Reviewed-by: johnc, azeemj, mikael
Contributed-by: Brandon Mitchell <brandon@twitter.com>

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>