K 10 svn:author V 4 jeff K 8 svn:date V 27 2012-11-15T00:51:57.324120Z K 7 svn:log V 400 - Implement run-time expansion of the KTR buffer via sysctl. - Implement a function to ensure that all preempted threads have switched back out at least once. Use this to make sure there are no stale references to the old ktr_buf or the lock profiling buffers before updating them. Reviewed by: marius (sparc64 parts), attilio (earlier patch) Sponsored by: EMC / Isilon Storage Division END