From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eva Kurchatova Date: Fri, 21 Aug 2026 18:05:20 +0300 Subject: [Devel] [PATCH vz10] selftests/prctl: skip anon VMA naming test when unsupported Message-ID: <20260821150523.792660-1-eva.kurchatova@virtuozzo.com> List-Id: PR_SET_VMA_ANON_NAME returns EINVAL on kernels built without CONFIG_ANON_VMA_NAME, and every renaming test then fails. https://virtuozzo.atlassian.net/browse/VSTOR-142442 Feature: fix selftests Signed-off-by: Eva Kurchatova --- .../testing/selftests/prctl/set-anon-vma-name-test.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tools/testing/selftests/prctl/set-anon-vma-name-test.c b/tools/testing/selftests/prctl/set-anon-vma-name-test.c index 4275cb256dce..815470c47aff 100644 --- a/tools/testing/selftests/prctl/set-anon-vma-name-test.c +++ b/tools/testing/selftests/prctl/set-anon-vma-name-test.c @@ -76,6 +76,18 @@ FIXTURE(vma) { }; FIXTURE_SETUP(vma) { + void *probe; + int res; + + /* Naming anonymous VMAs needs CONFIG_ANON_VMA_NAME. */ + probe = mmap(NULL, AREA_SIZE, PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANONYMOUS, 0, 0); + ASSERT_NE(probe, MAP_FAILED); + res = rename_vma((unsigned long)probe, AREA_SIZE, GOOD_NAME); + munmap(probe, AREA_SIZE); + if (res == -EINVAL) + SKIP(return, "CONFIG_ANON_VMA_NAME is not enabled"); + self->ptr_anon = mmap(NULL, AREA_SIZE, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0); ASSERT_NE(self->ptr_anon, NULL); -- 2.55.0