[src/trunk]: src/tests/lib/libc/sys Skip the ENOMEM/RLIMIT_MEMLOCK case when ...

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

details:   https://anonhg.NetBSD.org/src/rev/2f878c040b83
branches:  trunk
changeset: 778047:2f878c040b83
user:      jruoho <jruoho%NetBSD.org@localhost>
date:      Wed Mar 14 11:50:52 2012 +0000

description:
Skip the ENOMEM/RLIMIT_MEMLOCK case when doing mlockall(2).

diffstat:

 tests/lib/libc/sys/t_mincore.c |  11 ++++++++---
 1 files changed, 8 insertions(+), 3 deletions(-)

diffs (32 lines):

diff -r c47be52421fc -r 2f878c040b83 tests/lib/libc/sys/t_mincore.c
--- a/tests/lib/libc/sys/t_mincore.c    Wed Mar 14 11:44:42 2012 +0000
+++ b/tests/lib/libc/sys/t_mincore.c    Wed Mar 14 11:50:52 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: t_mincore.c,v 1.3 2011/07/14 10:24:56 jruoho Exp $ */
+/* $NetBSD: t_mincore.c,v 1.4 2012/03/14 11:50:52 jruoho Exp $ */
 
 /*-
  * Copyright (c) 2011 The NetBSD Foundation, Inc.
@@ -59,7 +59,7 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: t_mincore.c,v 1.3 2011/07/14 10:24:56 jruoho Exp $");
+__RCSID("$NetBSD: t_mincore.c,v 1.4 2012/03/14 11:50:52 jruoho Exp $");
 
 #include <sys/mman.h>
 #include <sys/shm.h>
@@ -205,7 +205,12 @@
         * Check that the in-core pages match the locked pages.
         */
        ATF_REQUIRE(check_residency(addr, npgs) == 0);
-       ATF_REQUIRE(mlockall(MCL_CURRENT|MCL_FUTURE) == 0);
+
+       errno = 0;
+
+       if (mlockall(MCL_CURRENT|MCL_FUTURE) != 0 && errno != ENOMEM)
+               atf_tc_fail("mlockall(2) failed");
+
        ATF_REQUIRE(check_residency(addr, npgs) == npgs);
 
        addr2 = mmap(NULL, npgs * page, PROT_READ, MAP_ANON, -1, (off_t)0);