[src/trunk]: src add "maxthread" tunable to login.conf to adjust RLIMIT_NTHR.

[yamt <yamt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/8b2b95a29468
branches:  trunk
changeset: 787714:8b2b95a29468
user:      yamt <yamt%NetBSD.org@localhost>
date:      Sat Jun 29 04:52:55 2013 +0000

description:
add "maxthread" tunable to login.conf to adjust RLIMIT_NTHR.
PR/47626
ok'ed by christos

diffstat:

 lib/libutil/login_cap.c     |  5 +++--
 share/man/man5/login.conf.5 |  9 +++++++--
 2 files changed, 10 insertions(+), 4 deletions(-)

diffs (56 lines):

diff -r 108a6c3eb3c8 -r 8b2b95a29468 lib/libutil/login_cap.c
--- a/lib/libutil/login_cap.c   Fri Jun 28 22:13:56 2013 +0000
+++ b/lib/libutil/login_cap.c   Sat Jun 29 04:52:55 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: login_cap.c,v 1.30 2012/04/07 16:16:34 christos Exp $  */
+/*     $NetBSD: login_cap.c,v 1.31 2013/06/29 04:52:55 yamt Exp $      */
 
 /*-
  * Copyright (c) 1995,1997 Berkeley Software Design, Inc. All rights reserved.
@@ -36,7 +36,7 @@
 
 #include <sys/cdefs.h>
 #if defined(LIBC_SCCS) && !defined(lint)
-__RCSID("$NetBSD: login_cap.c,v 1.30 2012/04/07 16:16:34 christos Exp $");
+__RCSID("$NetBSD: login_cap.c,v 1.31 2013/06/29 04:52:55 yamt Exp $");
 #endif /* LIBC_SCCS and not lint */
  
 #include <sys/types.h>
@@ -420,6 +420,7 @@
        { RLIMIT_RSS,           R_CSIZE, "memoryuse", },
        { RLIMIT_MEMLOCK,       R_CSIZE, "memorylocked", },
        { RLIMIT_NPROC,         R_CNUMB, "maxproc", },
+       { RLIMIT_NTHR,          R_CNUMB, "maxthread", },
        { RLIMIT_NOFILE,        R_CNUMB, "openfiles", },
        { RLIMIT_CORE,          R_CSIZE, "coredumpsize", },
        { RLIMIT_SBSIZE,        R_CSIZE, "sbsize", },
diff -r 108a6c3eb3c8 -r 8b2b95a29468 share/man/man5/login.conf.5
--- a/share/man/man5/login.conf.5       Fri Jun 28 22:13:56 2013 +0000
+++ b/share/man/man5/login.conf.5       Sat Jun 29 04:52:55 2013 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: login.conf.5,v 1.26 2012/04/30 11:07:28 njoly Exp $
+.\"    $NetBSD: login.conf.5,v 1.27 2013/06/29 04:52:55 yamt Exp $
 .\"
 .\" Copyright (c) 1995,1996,1997 Berkeley Software Design, Inc.
 .\" All rights reserved.
@@ -33,7 +33,7 @@
 .\"
 .\" BSDI login.conf.5,v 2.19 1998/02/19 23:39:39 prb Exp
 .\"
-.Dd November 18, 2008
+.Dd June 29, 2013
 .Dt LOGIN.CONF 5
 .Os
 .Sh NAME
@@ -167,6 +167,11 @@
 Maximum number of processes.
 .\"
 .sp
+.It Sy maxthread Ta number Ta "" Ta
+Maximum number of threads.
+First thread of each process are not counted against this.
+.\"
+.sp
 .It Sy memorylocked Ta size Ta "" Ta
 Maximum locked in core memory size limit.
 .\"