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
cosmetic changes and style fixes
Since DELAY() was moved, most <machine/clock.h> #includes have beenunnecessary.
Add routines needed for high resolution profiling.