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[130.117.225.111]) by mx.google.com with ESMTPS id ffacd0b85a97d-48442d3c2c3si1280013f8f.131.2026.08.31.17.41.33 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 31 Aug 2026 17:41:33 -0700 (PDT) Received-SPF: pass (google.com: domain of eva.kurchatova@virtuozzo.com designates 130.117.225.111 as permitted sender) client-ip=130.117.225.111; Authentication-Results: mx.google.com; dkim=pass header.i=@virtuozzo.com header.s=relay header.b=yEI8N8UG; spf=pass (google.com: domain of eva.kurchatova@virtuozzo.com designates 130.117.225.111 as permitted sender) smtp.mailfrom=eva.kurchatova@virtuozzo.com; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=virtuozzo.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuozzo.com; s=relay; h=MIME-Version:Message-ID:Date:Subject:From: Content-Type; bh=DP8bMf6B+xRNlX27zneoqsdISpDVa743+l+9yWikc6M=; b=yEI8N8UGBtnP AAzMmdYJwzMsuLkvHxaEhp32Bho3Uw00ox6UJHUg/j9fcx9TPoaUmSHfjh74s0bqgkI9EpdF9c/ZH CSCYBVZthpgD+4/imA+S1blW/0D4hSbOG7+LBv/AyfYHpve84s070SCfB8B+s6V8xofE4IFVuCCuA Ypx4cAfafus4UlDeWUJre3WYa7EkLf8l/pIHdwr5XNCwZRQVHe3V3UdMZKdu6B22pZhogUpUc25fl PPV5U1TR0P1tl17hMEAAfYDhWW7/T0PEJNj+cyukQBnJvBCzHKU7vxl4Z8bbDhXbIk5UqnLYHYNGC AClHllty/Co/mwF/GcWp0Q==; Received: from ch-vpn.virtuozzo.com ([130.117.225.6] helo=LekKit-T14) by relay.virtuozzo.com with esmtp (Exim 4.96) (envelope-from ) id 1x1CWn-00BuL6-2s; Tue, 01 Sep 2026 02:41:23 +0200 From: Eva Kurchatova To: khorenko@virtuozzo.com Date: Tue, 1 Sep 2026 03:41:24 +0300 Message-ID: <20260901004125.1654709-1-eva.kurchatova@virtuozzo.com> X-Mailer: git-send-email 2.55.0 MIME-Version: 1.0 X-OZ-Fwd: true Cc: devel@openvz.org Subject: [Devel] [PATCH vz10] selftests: dma-buf: skip the huge page test without huge pages X-BeenThere: devel@openvz.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: OpenVZ development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: devel-bounces@openvz.org Errors-To: devel-bounces@openvz.org The last udmabuf test backs a memfd with MFD_HUGETLB. Where no huge pages are reserved the mapping fails and the whole test is reported as a failure. https://virtuozzo.atlassian.net/browse/VSTOR-142448 Feature: fix selftests Signed-off-by: Eva Kurchatova --- .../selftests/drivers/dma-buf/udmabuf.c | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/tools/testing/selftests/drivers/dma-buf/udmabuf.c b/tools/testing/selftests/drivers/dma-buf/udmabuf.c index 6062723a172e..a3bb26c1991a 100644 --- a/tools/testing/selftests/drivers/dma-buf/udmabuf.c +++ b/tools/testing/selftests/drivers/dma-buf/udmabuf.c @@ -25,6 +25,21 @@ static unsigned int page_size; +static bool hugepages_available(void) +{ + unsigned long nr = 0; + FILE *f; + + f = fopen("/proc/sys/vm/nr_hugepages", "r"); + if (!f) + return false; + if (fscanf(f, "%lu", &nr) != 1) + nr = 0; + fclose(f); + + return nr > 0; +} + static int create_memfd_with_seals(off64_t size, bool hpage) { int memfd, ret; @@ -234,6 +249,11 @@ int main(int argc, char *argv[]) close(memfd); /* should work (migration of 2MB size huge pages)*/ + if (!hugepages_available()) { + ksft_test_result_skip("%s: [SKIP,test-6] no huge pages\n", TEST_PREFIX); + close(devfd); + ksft_finished(); + } page_size = getpagesize() * 512; /* 2 MB */ size = MEMFD_SIZE * page_size; memfd = create_memfd_with_seals(size, true); -- 2.55.0 _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel