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authorMike Rapoport (Microsoft) <rppt@kernel.org>2026-05-11 19:27:56 +0300
committerAndrew Morton <akpm@linux-foundation.org>2026-05-28 21:31:43 -0700
commite54947ae90ebcffbec3cc1f0107049aaf2023bff (patch)
treec76072a8ebec73ca4f3dd1c5b46993aabe8986b9 /tools
parentb042f58801deab75280f0bb1e5b57fba12a76a1a (diff)
downloadlinux-next-history-e54947ae90ebcffbec3cc1f0107049aaf2023bff.tar.gz
selftests/mm: hugetlb-read-hwpoison: use kselftest framework
Convert hugetlb-read-hwpoison test to use kselftest framework for reporting and tracking successful and failing runs. Link: https://lore.kernel.org/20260511162840.375890-13-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: Li Wang <li.wang@linux.dev> Reviewed-by: Li Wang <li.wang@linux.dev> 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: 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-read-hwpoison.c115
1 files changed, 55 insertions, 60 deletions
diff --git a/tools/testing/selftests/mm/hugetlb-read-hwpoison.c b/tools/testing/selftests/mm/hugetlb-read-hwpoison.c
index ad3198b444cea..70b24e3660c42 100644
--- a/tools/testing/selftests/mm/hugetlb-read-hwpoison.c
+++ b/tools/testing/selftests/mm/hugetlb-read-hwpoison.c
@@ -14,9 +14,6 @@
#include "kselftest.h"
-#define PREFIX " ... "
-#define ERROR_PREFIX " !!! "
-
#define MAX_WRITE_READ_CHUNK_SIZE (getpagesize() * 16)
#define MAX(a, b) (((a) > (b)) ? (a) : (b))
@@ -26,17 +23,22 @@ enum test_status {
TEST_SKIPPED = 2,
};
-static char *status_to_str(enum test_status status)
+static void report_status(enum test_status status, const char *test_name,
+ size_t chunk_size)
{
switch (status) {
case TEST_PASSED:
- return "TEST_PASSED";
+ ksft_test_result_pass("%s chunk_size=0x%lx\n",
+ test_name, chunk_size);
+ break;
case TEST_FAILED:
- return "TEST_FAILED";
+ ksft_test_result_fail("%s chunk_size=0x%lx\n",
+ test_name, chunk_size);
+ break;
case TEST_SKIPPED:
- return "TEST_SKIPPED";
- default:
- return "TEST_???";
+ ksft_test_result_skip("%s chunk_size=0x%lx\n",
+ test_name, chunk_size);
+ break;
}
}
@@ -59,8 +61,8 @@ static bool verify_chunk(char *buf, size_t len, char val)
for (i = 0; i < len; ++i) {
if (buf[i] != val) {
- printf(PREFIX ERROR_PREFIX "check fail: buf[%lu] = %u != %u\n",
- i, buf[i], val);
+ ksft_print_msg("check fail: buf[%lu] = %u != %u\n",
+ i, buf[i], val);
return false;
}
}
@@ -76,21 +78,21 @@ static bool seek_read_hugepage_filemap(int fd, size_t len, size_t wr_chunk_size,
ssize_t total_ret_count = 0;
char val = offset / wr_chunk_size + offset % wr_chunk_size;
- printf(PREFIX PREFIX "init val=%u with offset=0x%lx\n", val, offset);
- printf(PREFIX PREFIX "expect to read 0x%lx bytes of data in total\n",
- expected);
+ ksft_print_msg("init val=%u with offset=0x%lx\n", val, offset);
+ ksft_print_msg("expect to read 0x%lx bytes of data in total\n",
+ expected);
if (lseek(fd, offset, SEEK_SET) < 0) {
- perror(PREFIX ERROR_PREFIX "seek failed");
+ ksft_perror("seek failed");
return false;
}
while (offset + total_ret_count < len) {
ret_count = read(fd, buf, wr_chunk_size);
if (ret_count == 0) {
- printf(PREFIX PREFIX "read reach end of the file\n");
+ ksft_print_msg("read reach end of the file\n");
break;
} else if (ret_count < 0) {
- perror(PREFIX ERROR_PREFIX "read failed");
+ ksft_perror("read failed");
break;
}
++val;
@@ -99,8 +101,8 @@ static bool seek_read_hugepage_filemap(int fd, size_t len, size_t wr_chunk_size,
total_ret_count += ret_count;
}
- printf(PREFIX PREFIX "actually read 0x%lx bytes of data in total\n",
- total_ret_count);
+ ksft_print_msg("actually read 0x%lx bytes of data in total\n",
+ total_ret_count);
return total_ret_count == expected;
}
@@ -113,15 +115,15 @@ static bool read_hugepage_filemap(int fd, size_t len,
ssize_t total_ret_count = 0;
char val = 0;
- printf(PREFIX PREFIX "expect to read 0x%lx bytes of data in total\n",
- expected);
+ ksft_print_msg("expect to read 0x%lx bytes of data in total\n",
+ expected);
while (total_ret_count < len) {
ret_count = read(fd, buf, wr_chunk_size);
if (ret_count == 0) {
- printf(PREFIX PREFIX "read reach end of the file\n");
+ ksft_print_msg("read reach end of the file\n");
break;
} else if (ret_count < 0) {
- perror(PREFIX ERROR_PREFIX "read failed");
+ ksft_perror("read failed");
break;
}
++val;
@@ -130,8 +132,8 @@ static bool read_hugepage_filemap(int fd, size_t len,
total_ret_count += ret_count;
}
- printf(PREFIX PREFIX "actually read 0x%lx bytes of data in total\n",
- total_ret_count);
+ ksft_print_msg("actually read 0x%lx bytes of data in total\n",
+ total_ret_count);
return total_ret_count == expected;
}
@@ -143,14 +145,14 @@ test_hugetlb_read(int fd, size_t len, size_t wr_chunk_size)
char *filemap = NULL;
if (ftruncate(fd, len) < 0) {
- perror(PREFIX ERROR_PREFIX "ftruncate failed");
+ ksft_perror("ftruncate failed");
return status;
}
filemap = mmap(NULL, len, PROT_READ | PROT_WRITE,
MAP_SHARED | MAP_POPULATE, fd, 0);
if (filemap == MAP_FAILED) {
- perror(PREFIX ERROR_PREFIX "mmap for primary mapping failed");
+ ksft_perror("mmap for primary mapping failed");
goto done;
}
@@ -163,7 +165,7 @@ test_hugetlb_read(int fd, size_t len, size_t wr_chunk_size)
munmap(filemap, len);
done:
if (ftruncate(fd, 0) < 0) {
- perror(PREFIX ERROR_PREFIX "ftruncate back to 0 failed");
+ ksft_perror("ftruncate back to 0 failed");
status = TEST_FAILED;
}
@@ -180,14 +182,14 @@ test_hugetlb_read_hwpoison(int fd, size_t len, size_t wr_chunk_size,
const unsigned long pagesize = getpagesize();
if (ftruncate(fd, len) < 0) {
- perror(PREFIX ERROR_PREFIX "ftruncate failed");
+ ksft_perror("ftruncate failed");
return status;
}
filemap = mmap(NULL, len, PROT_READ | PROT_WRITE,
MAP_SHARED | MAP_POPULATE, fd, 0);
if (filemap == MAP_FAILED) {
- perror(PREFIX ERROR_PREFIX "mmap for primary mapping failed");
+ ksft_perror("mmap for primary mapping failed");
goto done;
}
@@ -202,7 +204,7 @@ test_hugetlb_read_hwpoison(int fd, size_t len, size_t wr_chunk_size,
*/
hwp_addr = filemap + len / 2 + pagesize;
if (madvise(hwp_addr, pagesize, MADV_HWPOISON) < 0) {
- perror(PREFIX ERROR_PREFIX "MADV_HWPOISON failed");
+ ksft_perror("MADV_HWPOISON failed");
goto unmap;
}
@@ -229,7 +231,7 @@ unmap:
munmap(filemap, len);
done:
if (ftruncate(fd, 0) < 0) {
- perror(PREFIX ERROR_PREFIX "ftruncate back to 0 failed");
+ ksft_perror("ftruncate back to 0 failed");
status = TEST_FAILED;
}
@@ -242,17 +244,17 @@ static int create_hugetlbfs_file(struct statfs *file_stat)
fd = memfd_create("hugetlb_tmp", MFD_HUGETLB);
if (fd < 0) {
- perror(PREFIX ERROR_PREFIX "could not open hugetlbfs file");
+ ksft_perror("could not open hugetlbfs file");
return -1;
}
memset(file_stat, 0, sizeof(*file_stat));
if (fstatfs(fd, file_stat)) {
- perror(PREFIX ERROR_PREFIX "fstatfs failed");
+ ksft_perror("fstatfs failed");
goto close;
}
if (file_stat->f_type != HUGETLBFS_MAGIC) {
- printf(PREFIX ERROR_PREFIX "not hugetlbfs file\n");
+ ksft_print_msg("not hugetlbfs file\n");
goto close;
}
@@ -278,51 +280,44 @@ int main(void)
};
size_t i;
+ ksft_print_header();
+ ksft_set_plan(ARRAY_SIZE(wr_chunk_sizes) * 3);
+
signal(SIGBUS, sigbus_handler);
for (i = 0; i < ARRAY_SIZE(wr_chunk_sizes); ++i) {
- printf("Write/read chunk size=0x%lx\n",
- wr_chunk_sizes[i]);
+ ksft_print_msg("Write/read chunk size=0x%lx\n",
+ wr_chunk_sizes[i]);
fd = create_hugetlbfs_file(&file_stat);
if (fd < 0)
- goto create_failure;
- printf(PREFIX "HugeTLB read regression test...\n");
+ ksft_exit_fail_msg("Failed to create hugetlbfs file\n");
+
status = test_hugetlb_read(fd, file_stat.f_bsize,
wr_chunk_sizes[i]);
- printf(PREFIX "HugeTLB read regression test...%s\n",
- status_to_str(status));
close(fd);
- if (status == TEST_FAILED)
- return -1;
+ report_status(status, "HugeTLB read regression",
+ wr_chunk_sizes[i]);
fd = create_hugetlbfs_file(&file_stat);
if (fd < 0)
- goto create_failure;
- printf(PREFIX "HugeTLB read HWPOISON test...\n");
+ ksft_exit_fail_msg("Failed to create hugetlbfs file\n");
+
status = test_hugetlb_read_hwpoison(fd, file_stat.f_bsize,
wr_chunk_sizes[i], false);
- printf(PREFIX "HugeTLB read HWPOISON test...%s\n",
- status_to_str(status));
close(fd);
- if (status == TEST_FAILED)
- return -1;
+ report_status(status, "HugeTLB read HWPOISON",
+ wr_chunk_sizes[i]);
fd = create_hugetlbfs_file(&file_stat);
if (fd < 0)
- goto create_failure;
- printf(PREFIX "HugeTLB seek then read HWPOISON test...\n");
+ ksft_exit_fail_msg("Failed to create hugetlbfs file\n");
+
status = test_hugetlb_read_hwpoison(fd, file_stat.f_bsize,
wr_chunk_sizes[i], true);
- printf(PREFIX "HugeTLB seek then read HWPOISON test...%s\n",
- status_to_str(status));
close(fd);
- if (status == TEST_FAILED)
- return -1;
+ report_status(status, "HugeTLB seek then read HWPOISON",
+ wr_chunk_sizes[i]);
}
- return 0;
-
-create_failure:
- printf(ERROR_PREFIX "Abort test: failed to create hugetlbfs file\n");
- return -1;
+ ksft_finished();
}
generated by cgit 1.3-korg (git 2.53.0) at 2026-06-01 03:58:21 +0000