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Howlett" , Lance Yang , Leon Romanovsky , Lorenzo Stoakes , Mark Brown , Michal Hocko , Mike Rapoport , Nico Pache , Peter Xu , Ryan Roberts , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , Zi Yan , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 19/53] selftests/mm: va_high_addr_switch: use kselftest framework Date: Mon, 6 Apr 2026 17:17:01 +0300 Message-ID: <20260406141735.2179309-20-rppt@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260406141735.2179309-1-rppt@kernel.org> References: <20260406141735.2179309-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 8512A20012 X-Stat-Signature: eukggb6bkf7naaod56rjbdjegbfyh4if X-Rspam-User: X-Rspamd-Server: rspam04 X-HE-Tag: 1775485177-909110 X-HE-Meta: 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 VcRUra+W 3m9KiM7PVRwI++BYmBeLLmoFshB8RKln2I81ViCpZW11/1XveT7kJK+yhR+o3U8ezRwQ0tkZnc/Xo+gHVVW3dzxJtYCX8HP0X6Cxid55hE7ulpy34WOuQ093e1D+U8S0liH8Ku6gAbjxIz8lD1l+FbrLxYER930wlv0UfpldNZQcRppwZJmNj74zOx6InP0626p/30UWBnHwTDXaimL6Tb30gKodSik8ihV3sJTmg/0qf4g5lDirkSJeJW/cakufhRcb0z3F5YQ+rhzZBt59R+bQcJqxmZRsgPeiS Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "Mike Rapoport (Microsoft)" Convert va_high_addr_switch test to use kselftest framework for reporting and tracking successful and failing runs. Signed-off-by: Mike Rapoport (Microsoft) --- .../selftests/mm/va_high_addr_switch.c | 39 +++++++++---------- 1 file changed, 18 insertions(+), 21 deletions(-) diff --git a/tools/testing/selftests/mm/va_high_addr_switch.c b/tools/testing/selftests/mm/va_high_addr_switch.c index 51401e081b20..5741fd057640 100644 --- a/tools/testing/selftests/mm/va_high_addr_switch.c +++ b/tools/testing/selftests/mm/va_high_addr_switch.c @@ -257,40 +257,33 @@ 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_test_result_fail("%s: MAP_FAILED\n", t->msg); continue; } if (t->low_addr_required && p >= (void *)(switch_hint)) { - printf("FAILED\n"); - ret = KSFT_FAIL; + ksft_test_result_fail("%s: %p not below switch hint\n", t->msg, p); } 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: %p\n", t->msg, p); } if (!t->keep_mapped) munmap(p, t->size); } - - return ret; } #ifdef __aarch64__ @@ -322,19 +315,23 @@ 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)); + + run_test(testcases, sz_testcases); + if (run_hugetlb) + run_test(hugetlb_testcases, sz_hugetlb_testcases); - if (ret == KSFT_PASS && hugetlb_ret == KSFT_PASS) - return KSFT_PASS; - else - return KSFT_FAIL; + ksft_finished(); } -- 2.53.0