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

*** 19,29 ****
   * CDDL HEADER END
   */
  /*
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
   * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
!  * Copyright 2017 Joyent, Inc.
   * Copyright (c) 2013 by Delphix. All rights reserved.
   */
  
  #include <mdb/mdb_param.h>
  #include <mdb/mdb_modapi.h>
--- 19,29 ----
   * CDDL HEADER END
   */
  /*
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
   * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
!  * Copyright (c) 2018, Joyent, Inc.
   * Copyright (c) 2013 by Delphix. All rights reserved.
   */
  
  #include <mdb/mdb_param.h>
  #include <mdb/mdb_modapi.h>
*** 162,174 ****
          };
  
          if (prt_flags & PS_PRTTHREADS)
                  mdb_printf("\tT  %?a <%b>\n", addr, t->t_state, t_state_bits);
  
!         if (prt_flags & PS_PRTLWPS)
!                 mdb_printf("\tL  %?a ID: %u\n", t->t_lwp, t->t_tid);
  
          return (WALK_NEXT);
  }
  
  typedef struct mdb_pflags_proc {
          struct pid      *p_pidp;
--- 162,179 ----
          };
  
          if (prt_flags & PS_PRTTHREADS)
                  mdb_printf("\tT  %?a <%b>\n", addr, t->t_state, t_state_bits);
  
!         if (prt_flags & PS_PRTLWPS) {
!                 char desc[128] = "";
  
+                 (void) thread_getdesc(addr, B_FALSE, desc, sizeof (desc));
+ 
+                 mdb_printf("\tL  %?a ID: %s\n", t->t_lwp, desc);
+         }
+ 
          return (WALK_NEXT);
  }
  
  typedef struct mdb_pflags_proc {
          struct pid      *p_pidp;