diff options
| author | Mike Rapoport (Microsoft) <rppt@kernel.org> | 2026-05-11 19:27:52 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-05-28 21:31:42 -0700 |
| commit | 3389d7cff8f6ce8b435d685e466c3a09541edea2 (patch) | |
| tree | 2a0486fb97bf3042e3f40e08647378575d8739b2 /tools | |
| parent | 384761f3484f968641a32063e0998e1577f5b29b (diff) | |
| download | linux-next-history-3389d7cff8f6ce8b435d685e466c3a09541edea2.tar.gz | |
selftests/mm: hugetlb-shm: use kselftest framework
Convert hugetlb-shm test to use kselftest framework for reporting and
tracking successful and failing runs.
Link: https://lore.kernel.org/20260511162840.375890-9-rppt@kernel.org
Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Donet Tom <donettom@linux.ibm.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Tested-by: Sarthak Sharma <sarthak.sharma@arm.com>
Tested-by: Luiz Capitulino <luizcap@redhat.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: 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: 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>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/mm/hugetlb-shm.c | 47 |
1 files changed, 22 insertions, 25 deletions
diff --git a/tools/testing/selftests/mm/hugetlb-shm.c b/tools/testing/selftests/mm/hugetlb-shm.c index de8f5d523084a..c2c7aee85b964 100644 --- a/tools/testing/selftests/mm/hugetlb-shm.c +++ b/tools/testing/selftests/mm/hugetlb-shm.c @@ -28,9 +28,9 @@ #include <sys/shm.h> #include <sys/mman.h> -#define LENGTH (256UL*1024*1024) +#include "vm_util.h" -#define dprintf(x) printf(x) +#define LENGTH (256UL*1024*1024) int main(void) { @@ -38,44 +38,41 @@ int main(void) unsigned long i; char *shmaddr; + ksft_print_header(); + ksft_set_plan(1); + shmid = shmget(2, LENGTH, SHM_HUGETLB | IPC_CREAT | SHM_R | SHM_W); - if (shmid < 0) { - perror("shmget"); - exit(1); - } - printf("shmid: 0x%x\n", shmid); + if (shmid < 0) + ksft_exit_fail_perror("shmget"); + + ksft_print_msg("shmid: 0x%x\n", shmid); shmaddr = shmat(shmid, NULL, 0); if (shmaddr == (char *)-1) { - perror("Shared memory attach failure"); + ksft_perror("Shared memory attach failure"); shmctl(shmid, IPC_RMID, NULL); - exit(2); + ksft_exit_fail(); } - printf("shmaddr: %p\n", shmaddr); + ksft_print_msg("shmaddr: %p\n", shmaddr); - dprintf("Starting the writes:\n"); - for (i = 0; i < LENGTH; i++) { + ksft_print_msg("Starting the writes:\n"); + for (i = 0; i < LENGTH; i++) shmaddr[i] = (char)(i); - if (!(i % (1024 * 1024))) - dprintf("."); - } - dprintf("\n"); - dprintf("Starting the Check..."); + ksft_print_msg("Starting the Check..."); for (i = 0; i < LENGTH; i++) - if (shmaddr[i] != (char)i) { - printf("\nIndex %lu mismatched\n", i); - exit(3); - } - dprintf("Done.\n"); + if (shmaddr[i] != (char)i) + ksft_exit_fail_msg("Data mismatch at index %lu\n", i); + ksft_print_msg("Done.\n"); if (shmdt((const void *)shmaddr) != 0) { - perror("Detach failure"); + ksft_perror("Detach failure"); shmctl(shmid, IPC_RMID, NULL); - exit(4); + ksft_exit_fail(); } shmctl(shmid, IPC_RMID, NULL); - return 0; + ksft_test_result_pass("hugepage using SysV shmget/shmat\n"); + ksft_finished(); } |