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tests: extend coverage of sched_getaffinity syscall

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* tests/sched_xetaffinity.c (main): Check decoding of pointer
to inaccessible cpu_set_t.
This commit is contained in:
Дмитрий Левин 2016-02-06 01:12:22 +00:00
parent f2e6f3d3c4
commit 48d97b6a83
1 changed files with 7 additions and 1 deletions
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8
tests/sched_xetaffinity.c
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@ -1,4 +1,6 @@
/*
* This file is part of sched_xetaffinity strace test.
*
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
@ -53,7 +55,7 @@ int
main(void)
{
unsigned int cpuset_size = 1;
pid_t pid = getpid();
const pid_t pid = getpid();
while (cpuset_size) {
assert(getaffinity(pid, cpuset_size, NULL) == -1);
@ -70,6 +72,10 @@ main(void)
pid, cpuset_size);
cpu_set_t *cpuset = tail_alloc(cpuset_size);
assert(getaffinity(pid, cpuset_size, cpuset + 1) == -1);
printf("sched_getaffinity(%d, %u, %p) = -1 EFAULT (%m)\n",
pid, cpuset_size, cpuset + 1);
assert(getaffinity(pid, cpuset_size, cpuset) == (int) cpuset_size);
printf("sched_getaffinity(%d, %u, [", pid, cpuset_size);
const char *sep;