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selftests/mm: va_high_addr_switch: use kselftest framework

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Convert va_high_addr_switch test to use kselftest framework for reporting
and tracking successful and failing runs.

Link: https://lore.kernel.org/20260511162840.375890-22-rppt@kernel.org
Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Luiz Capitulino <luizcap@redhat.com>
Tested-by: Luiz Capitulino <luizcap@redhat.com>
Tested-by: Sarthak Sharma <sarthak.sharma@arm.com>
Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Barry Song <baohua@kernel.org>
Cc: David Hildenbrand <david@kernel.org>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Donet Tom <donettom@linux.ibm.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Lance Yang <lance.yang@linux.dev>
Cc: Leon Romanovsky <leon@kernel.org>
Cc: Liam Howlett <liam@infradead.org>
Cc: Li Wang <li.wang@linux.dev>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Nico Pache <npache@redhat.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Mike Rapoport (Microsoft) 2026-05-11 19:28:05 +03:00 committed by Andrew Morton
parent 462de7f58c
commit 7b35a64019
1 changed files with 20 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
tools/testing/selftests/mm/va_high_addr_switch.c
View File

@ -257,40 +257,35 @@ void testcases_init(void)
switch_hint = addr_switch_hint;
}
static int run_test(struct testcase *test, int count)
static void run_test(struct testcase *test, int count)
{
void *p;
int i, ret = KSFT_PASS;
int i;
for (i = 0; i < count; i++) {
struct testcase *t = test + i;
p = mmap(t->addr, t->size, PROT_READ | PROT_WRITE, t->flags, -1, 0);
printf("%s: %p - ", t->msg, p);
if (p == MAP_FAILED) {
printf("FAILED\n");
ret = KSFT_FAIL;
ksft_perror("MAP_FAILED");
ksft_test_result_fail("%s\n", t->msg);
continue;
}
if (t->low_addr_required && p >= (void *)(switch_hint)) {
printf("FAILED\n");
ret = KSFT_FAIL;
ksft_print_msg("%p not below switch hint\n", p);
ksft_test_result_fail("%s\n", t->msg);
} else {
/*
* Do a dereference of the address returned so that we catch
* bugs in page fault handling
*/
memset(p, 0, t->size);
printf("OK\n");
ksft_test_result_pass("%s\n", t->msg);
}
if (!t->keep_mapped)
munmap(p, t->size);
}
return ret;
}
#ifdef __aarch64__
@ -322,19 +317,23 @@ static int supported_arch(void)
int main(int argc, char **argv)
{
int ret, hugetlb_ret = KSFT_PASS;
bool run_hugetlb = false;
ksft_print_header();
if (!supported_arch())
return KSFT_SKIP;
ksft_exit_skip("Architecture not supported\n");
if (argc == 2 && !strcmp(argv[1], "--run-hugetlb"))
run_hugetlb = true;
testcases_init();
ret = run_test(testcases, sz_testcases);
if (argc == 2 && !strcmp(argv[1], "--run-hugetlb"))
hugetlb_ret = run_test(hugetlb_testcases, sz_hugetlb_testcases);
ksft_set_plan(sz_testcases + (run_hugetlb ? sz_hugetlb_testcases : 0));
if (ret == KSFT_PASS && hugetlb_ret == KSFT_PASS)
return KSFT_PASS;
else
return KSFT_FAIL;
run_test(testcases, sz_testcases);
if (run_hugetlb)
run_test(hugetlb_testcases, sz_hugetlb_testcases);
ksft_finished();
}