From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0F5D9F99C79 for ; Sat, 18 Apr 2026 10:59:09 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 794BE6B0274; Sat, 18 Apr 2026 06:59:08 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 71EDA6B0276; Sat, 18 Apr 2026 06:59:08 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 60D166B0277; Sat, 18 Apr 2026 06:59:08 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 49C496B0274 for ; Sat, 18 Apr 2026 06:59:08 -0400 (EDT) Received: from smtpin20.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 10A1CE467D for ; Sat, 18 Apr 2026 10:59:08 +0000 (UTC) X-FDA: 84671379576.20.6812544 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf20.hostedemail.com (Postfix) with ESMTP id 6799A1C0006 for ; Sat, 18 Apr 2026 10:59:06 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=e8ymaisa; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf20.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1776509946; a=rsa-sha256; cv=none; b=QRRIG3DsiBNz5tIqdCexmW/jP2OtPR8ElSm50quf27GN2qJtWWwXqfmx5PCmEl0KSTkNJj MQDsaGGmZqlw1yHBbMy7bHpqkTxe+/KQ7Xs6Tug6dKuucUP83bnZ3no6wHqQNEpfR/gCP3 m8z4EY6JkSxZ5Dz9wwMKJo7MYRJ38JM= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=e8ymaisa; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf20.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1776509946; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=H1liFTyal4bSjbOvk5FshkJIBykh5rg/CLceE50C1rM=; b=WBHvGmSIuamyv4nD3WQi/OoxCpEZsy18qJFmcpiQYLROemKMoCHLyJeYXg3uJMbI0cD3W0 ZHsZpxM2hIRI1yDQqBchCTts+dZWN9RJbi1MhuqbgeDEsUf1BhOY9D513GxgoX5ezv24Qd Y2zMnFhTcZ2wlFfB+Bi/PMiN6SgWH0E= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 87B0C40AE9; Sat, 18 Apr 2026 10:59:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BCF94C19424; Sat, 18 Apr 2026 10:58:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776509945; bh=a9ftjtHwEJ6B9K8hvRWelWOu2y5v4+ZMDsKskwzolFM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=e8ymaisahGMaTk0IOxyVJ0yECbRxXqnEIpYd+/kKN63pkJkrK5Hk4xZ4MeaaMn9J/ cDiRpns00LHplT27pTAiWVZBUh+WwIGLiiXi944++qV6r3B76B2MSCq4em97gZWyhk /90LfTJD6LfCJ3UMDN34jeO3Msg9bLEVzmXVGNkCWS4Z3KuOa0eWQx/C8AngZ/z/Ul 6uIYVzAjlpPt7CgQDeYvZxjwAqk7I9BiXKfzfDsLc9iSnmyAn6uzoExP4EhJS/5S+J 1AWXRozzMsrH4fxd9u5Os+4TcV9tKdBtUslNncPA3rRJkXrv1CzSVx5i6qr3Ofu5sf g58ag/p58B1vg== From: Mike Rapoport To: Andrew Morton , David Hildenbrand Cc: Baolin Wang , Barry Song , Dev Jain , Donet Tom , Jason Gunthorpe , John Hubbard , "Liam R. Howlett" , Lance Yang , Leon Romanovsky , Lorenzo Stoakes , Mark Brown , Michal Hocko , Mike Rapoport , Nico Pache , Peter Xu , Ryan Roberts , Sarthak Sharma , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , Zi Yan , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH v2 32/53] selftests/mm: gup_test: add setup of HugeTLB pages Date: Sat, 18 Apr 2026 13:55:17 +0300 Message-ID: <20260418105539.1261536-33-rppt@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260418105539.1261536-1-rppt@kernel.org> References: <20260418105539.1261536-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 6799A1C0006 X-Rspamd-Server: rspam12 X-Stat-Signature: yncmpywdkwhd9tzsetnp377szmprbn8p X-Rspam-User: X-HE-Tag: 1776509946-602883 X-HE-Meta: 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 zDiDLXA9 6CmGCxmDOIcoFFRn0GhzyIkdSqx61IpeBGJEQ1y28gxKoixUdV+V76nNKIgBRHGP0+4frJjgZzo9KbxPXOfY1AGKiH86bvpvRozOZK4i4EFqS74bX5gP0maE0e8lwTT5O2t7rmgf0+jkUdjOfCvPrSJ8tlTWpL1x15n6atWs1rQuRqivE3qMKFHcULMtSyiAnAZ/pJNyGUMRBRynvWewKI9Pf61Gv4gbKgeEGLWyxL/4zqBgoo8xuCAAHOS5sm+R0Q42XCUTXFXV3T9mORhbcaS6Sc5GBIFcBZ1Zt Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "Mike Rapoport (Microsoft)" gup_test fails to run HugeTLB tests if there are no free huge pages prepared by a wrapper script. Add setup of HugeTLB pages to the test and make sure that the original settings are restored on the test exit. Signed-off-by: Mike Rapoport (Microsoft) --- tools/testing/selftests/mm/gup_test.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tools/testing/selftests/mm/gup_test.c b/tools/testing/selftests/mm/gup_test.c index fb8f9ae49efa..ddd239a69881 100644 --- a/tools/testing/selftests/mm/gup_test.c +++ b/tools/testing/selftests/mm/gup_test.c @@ -14,6 +14,7 @@ #include #include "kselftest.h" #include "vm_util.h" +#include "hugepage_settings.h" #define MB (1UL << 20) @@ -94,6 +95,7 @@ int main(int argc, char **argv) int filed, i, opt, nr_pages = 1, thp = -1, write = 1, nthreads = 1, ret; int flags = MAP_PRIVATE; char *file = "/dev/zero"; + bool hugetlb = false; pthread_t *tid; char *p; @@ -168,6 +170,7 @@ int main(int argc, char **argv) break; case 'H': flags |= (MAP_HUGETLB | MAP_ANONYMOUS); + hugetlb = true; break; default: ksft_exit_fail_msg("Wrong argument\n"); @@ -199,6 +202,15 @@ int main(int argc, char **argv) } ksft_print_header(); + + if (hugetlb) { + unsigned long hp_size = default_huge_page_size(); + + size = (size + hp_size - 1) & ~(hp_size - 1); + if (!hugetlb_setup_default(size / hp_size)) + ksft_exit_skip("Not enough huge pages\n"); + } + ksft_set_plan(nthreads); filed = open(file, O_RDWR|O_CREAT, 0664); -- 2.53.0