blob: c59919d6710db70a0098503bc92d1479cfdf7ed0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2016, Cyril Bur, IBM Corp.
*
* Syscalls can be performed provided the transactions are suspended.
* The exec() class of syscall is unique as a new process is loaded.
*
* It makes little sense for after an exec() call for the previously
* suspended transaction to still exist.
*/
#define _GNU_SOURCE
#include <errno.h>
#include <inttypes.h>
#include <libgen.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "utils.h"
#include "tm.h"
static char *path;
static int test_exec(void)
{
SKIP_IF(!have_htm());
SKIP_IF(htm_is_synthetic());
asm __volatile__(
"tbegin.;"
"blt 1f; "
"tsuspend.;"
"1: ;"
: : : "memory");
execl(path, "tm-exec", "--child", NULL);
/* Shouldn't get here */
perror("execl() failed");
return 1;
}
static int after_exec(void)
{
asm __volatile__(
"tbegin.;"
"blt 1f;"
"tsuspend.;"
"1: ;"
: : : "memory");
FAIL_IF(failure_is_nesting());
return 0;
}
int main(int argc, char *argv[])
{
path = argv[0];
if (argc > 1 && strcmp(argv[1], "--child") == 0)
return after_exec();
return test_harness(test_exec, "tm_exec");
}
|
