xref: /linux/tools/testing/vma/main.c (revision 6aacab308a5dfd222b2d23662bbae60c11007cfb)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 
3 #include "shared.h"
4 /*
5  * Directly import the VMA implementation here. Our vma_internal.h wrapper
6  * provides userland-equivalent functionality for everything vma.c uses.
7  */
8 #include "../../../mm/vma_init.c"
9 #include "../../../mm/vma_exec.c"
10 #include "../../../mm/vma.c"
11 
12 /* Tests are included directly so they can test static functions in mm/vma.c. */
13 #include "tests/merge.c"
14 #include "tests/mmap.c"
15 #include "tests/vma.c"
16 
17 /* Helper functions which utilise static kernel functions. */
18 
19 struct vm_area_struct *merge_existing(struct vma_merge_struct *vmg)
20 {
21 	struct vm_area_struct *vma;
22 
23 	vma = vma_merge_existing_range(vmg);
24 	if (vma)
25 		vma_assert_attached(vma);
26 	return vma;
27 }
28 
29 int attach_vma(struct mm_struct *mm, struct vm_area_struct *vma)
30 {
31 	int res;
32 
33 	res = vma_link(mm, vma);
34 	if (!res)
35 		vma_assert_attached(vma);
36 	return res;
37 }
38 
39 /* Main test running which invokes tests/ *.c runners. */
40 int main(void)
41 {
42 	int num_tests = 0, num_fail = 0;
43 
44 	maple_tree_init();
45 	vma_state_init();
46 
47 	run_merge_tests(&num_tests, &num_fail);
48 	run_mmap_tests(&num_tests, &num_fail);
49 	run_vma_tests(&num_tests, &num_fail);
50 
51 	printf("%d tests run, %d passed, %d failed.\n",
52 	       num_tests, num_tests - num_fail, num_fail);
53 
54 	return num_fail == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
55 }
56