8158 Want named threads API
9857 proc manpages should have LIBRARY section

*** 20,29 ****
--- 20,30 ----
   */
  /*
   * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright 2012 Milan Jurik. All rights reserved.
   * Copyright (c) 2016 by Delphix. All rights reserved.
+  * Copyright 2018 Joyent, Inc.
   */
  
  /*
   * Cache routines for nscd
   */
*** 1815,1824 ****
--- 1816,1827 ----
  
  
  static void
  revalidate(nsc_ctx_t *ctx)
  {
+         (void) thr_setname(thr_self(), "revalidate");
+ 
          for (;;) {
                  int i, slp, interval, count;
  
                  (void) rw_rdlock(&ctx->cfg_rwlp);
                  slp = ctx->cfg.pos_ttl;
*** 1959,1968 ****
--- 1962,1973 ----
  
  static void
  do_update(nsc_lookup_args_t *in) {
          nss_pheader_t   *phdr = (nss_pheader_t *)in->buffer;
  
+         (void) thr_setname(thr_self(), "do_update");
+ 
          /* update the length of the data buffer */
          phdr->data_len = phdr->pbufsiz - phdr->data_off;
  
          (void) lookup_int(in, UPDATEBIT);
          if (in->buffer)
*** 2188,2197 ****
--- 2193,2204 ----
          uint_t          ttl, extra_sleep, total_sleep, intervals;
          uint_t          nodes_per_interval, seconds_per_interval;
          ulong_t         nsc_entries;
          char            *me = "reaper";
  
+         (void) thr_setname(thr_self(), me);
+ 
          for (;;) {
                  (void) mutex_lock(&ctx->stats_mutex);
                  nsc_entries = ctx->stats.entries;
                  (void) mutex_unlock(&ctx->stats_mutex);