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Thu, 16 Apr 2026 03:39:49 +0000 (GMT) Received: from pps.filterd (iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (8.18.1.7/8.18.1.7) with ESMTP id 63G3dXWJ022486; Thu, 16 Apr 2026 03:39:48 GMT Received: from pps.reinject (localhost [127.0.0.1]) by iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 4dh7npq7nb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 16 Apr 2026 03:39:48 +0000 (GMT) Received: from iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by pps.reinject (8.18.1.12/8.18.1.12) with ESMTP id 63G3dgix023193; Thu, 16 Apr 2026 03:39:47 GMT Received: from localhost.localdomain (ca-dev60.us.oracle.com [10.129.136.27]) by iadpaimrmta01.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTP id 4dh7npq7k1-4; Thu, 16 Apr 2026 03:39:47 +0000 (GMT) From: Anthony Yznaga To: linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Cc: akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org, Liam.Howlett@oracle.com, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, jannh@google.com, pfalcato@suse.de, Jason@zx2c4.com, shuah@kernel.org Subject: [PATCH v4 3/3] selftests/mm: run the MAP_DROPPABLE selftest Date: Wed, 15 Apr 2026 20:39:39 -0700 Message-ID: <20260416033939.49981-4-anthony.yznaga@oracle.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260416033939.49981-1-anthony.yznaga@oracle.com> References: <20260416033939.49981-1-anthony.yznaga@oracle.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-16_01,2026-04-13_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 phishscore=0 lowpriorityscore=0 suspectscore=0 mlxlogscore=973 bulkscore=0 mlxscore=0 adultscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2604070000 definitions=main-2604160031 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDE2MDAzMSBTYWx0ZWRfX2od9frh2jRWU 7PhbDYEKsqCIYDP658JgAI+MeSaczQ9/z9LheVW3dW4OOqg4iIK/ZnGgYxkbZeWlcJelezeikX7 45guNaQPOtrYRlwLKnbyCD/fokbzzMg7tYEmabc7v1RWkX0zDtUhZT4xNZhdgXGb/VUEgKGThb8 +ALEFmFH3BgZm64dnV4f1rRVPQzXS98wth4Vzb3iyCmMNCdoFbzW+jENAp2czanC/9MNHk6ILI/ s0C44/l5oZUrBXNlDvJLL7CXC1/AZnIqr+7DHo0QapIvZVQDFM+WPrLQiPGtLSgdLRyNlMY9oA1 26YYAfa+NJq4TXzPMOArm4chNlLSEG9kPQBguLgK7YDoTqZ70O9r30jL0vMWPUD9DCbQVHA/jKx BhsnUcY85l7jdpNAFsEBLiyhUJcnB+w1QWKt1Y9DxqLcfXLpZOnqkPbj6ebT2KyDhTSz6UulvdT aIz3V9oKquEAzVlvTSpYDTVRB92E9RbgZoa5itfg= X-Authority-Analysis: v=2.4 cv=Lo6iDHdc c=1 sm=1 tr=0 ts=69e05a05 b=1 cx=c_pps a=zPCbziy225d3KhSqZt3L1A==:117 a=zPCbziy225d3KhSqZt3L1A==:17 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=jiCTI4zE5U7BLdzWsZGv:22 a=x0eKOSpe3m1H3M0S9YoZ:22 a=yPCof4ZbAAAA:8 a=HQNw1OOOmXzmZ2LHhSgA:9 cc=ntf awl=host:12291 X-Proofpoint-GUID: yBpgBB91JwOy9-qq_rjPgMvFHfvO5krH X-Proofpoint-ORIG-GUID: yBpgBB91JwOy9-qq_rjPgMvFHfvO5krH X-Rspam-User: X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: C496DC0003 X-Stat-Signature: xh6c7uaswcier76mgq48qwqa4ecoet68 X-HE-Tag: 1776310795-79444 X-HE-Meta: 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 nTRbjYyo yciWErqXR7BUoUwrNzak10sBp2F12z1C0q9wjkVCwL7uA9r6wgr0p9QhlORAer1v09xNH34s+ABjYy7ejDF9W0oGzOIRNYdXzKdF2pQCOm0KzFPZfmmpw4qNOSmeIgRzylnzjVVljkCZB74xARYB6LXqBEGd/WJT9iSMcCzgF09ZHCpzXr47aWSIyHUyqjYp1odId/fKrxph0d4HyyrYUsaQe6xhfS1yIjmj0h6Csp6mXm5lm20jF4nmYf7m2rHCHW+NckNW2A08/fPILcWB3vIMrG5wkYoX7YnK+2F7++DShKQb+jqQJGenstFvx/1Mjeaox Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The test was not being run by the selftest framework so it was never noticed that it would fail with an assertion failure on configs without support for MAP_DROPPABLE. Update the test so that it is skipped instead when MAP_DROPPABLE is not supported, and add it to the mmap category so that the test is run by the framework. Signed-off-by: Anthony Yznaga --- tools/testing/selftests/mm/droppable.c | 9 ++++++++- tools/testing/selftests/mm/run_vmtests.sh | 1 + 2 files changed, 9 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/mm/droppable.c b/tools/testing/selftests/mm/droppable.c index 44940f75c461..30c8be37fcb9 100644 --- a/tools/testing/selftests/mm/droppable.c +++ b/tools/testing/selftests/mm/droppable.c @@ -26,7 +26,14 @@ int main(int argc, char *argv[]) ksft_set_plan(1); alloc = mmap(0, alloc_size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_DROPPABLE, -1, 0); - assert(alloc != MAP_FAILED); + if (alloc == MAP_FAILED) { + if ((errno == EOPNOTSUPP) || (errno == EINVAL)) { + ksft_test_result_skip("MAP_DROPPABLE not supported\n"); + exit(KSFT_SKIP); + } + ksft_test_result_fail("mmap error: %s\n", strerror(errno)); + exit(KSFT_FAIL); + } memset(alloc, 'A', alloc_size); for (size_t i = 0; i < alloc_size; i += page_size) assert(*(uint8_t *)(alloc + i)); diff --git a/tools/testing/selftests/mm/run_vmtests.sh b/tools/testing/selftests/mm/run_vmtests.sh index d8468451b3a3..e1e355d50e65 100755 --- a/tools/testing/selftests/mm/run_vmtests.sh +++ b/tools/testing/selftests/mm/run_vmtests.sh @@ -382,6 +382,7 @@ else fi CATEGORY="mmap" run_test ./map_populate +CATEGORY="mmap" run_test ./droppable CATEGORY="mlock" run_test ./mlock-random-test -- 2.47.3