Copy head@r302406 to stable/11 as part of the 11.0-RELEASE cycle.Prune svn:mergeinfo from the new branch, as nothing has been mergedhere.Additional commits post-branch will follow.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Move the check to see if we are tracing a function with the DTrace FunctionBoundary Trace to assembly to reduce the overhead of these checks.Submitted by: Howard Su <howard0su@gmail.com>Relnotes: YesDifferential Revision: https://reviews.freebsd.org/D4266
Add support for ptrace() and gdb breakpoints.
Import FreeBSD/arm kernel bits.It only supports sa1110 (on simics) right now, but xscale support should comesoon.Some of the initial work has been provided by :Stephane Potvin <sepotvin at videotron.ca>Most of this comes from NetBSD.