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
Merge from vendor: libdtrace MD parts needed by fasttrap.Sponsored by: The FreeBSD Foundation
libdtrace MD dependent files. These interact with the fasttrap providerand so they are needed for constructing pid and usdt probes.