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 421D2FF886D for ; Tue, 28 Apr 2026 20:46:32 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id ADF246B00D4; Tue, 28 Apr 2026 16:46:31 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A8F926B00D5; Tue, 28 Apr 2026 16:46:31 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9A5CC6B00D6; Tue, 28 Apr 2026 16:46:31 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 8921F6B00D4 for ; Tue, 28 Apr 2026 16:46:31 -0400 (EDT) Received: from smtpin10.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 461381B9785 for ; Tue, 28 Apr 2026 20:46:31 +0000 (UTC) X-FDA: 84709147782.10.A742196 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf24.hostedemail.com (Postfix) with ESMTP id 9C29D180011 for ; Tue, 28 Apr 2026 20:46:29 +0000 (UTC) Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=QsyGB1L+; spf=pass (imf24.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1777409189; 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=xvSsDcJ0+cdWM+oBgfKRFYeqGG/C9dAlsFK2JB2egKY1nNxEyMp2yWWiUEryTgnHcYmqOP Z6gecjWlQD5LfidkrHVHsTWvz+8BeTQah70BIKtWFeYnbJLXH8iWXzVcP8BJ4v+vy0pum/ +o0l2eGo0i5oOeGy5ecjLHYQ+bdPeO8= ARC-Authentication-Results: i=1; imf24.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=QsyGB1L+; spf=pass (imf24.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1777409189; a=rsa-sha256; cv=none; b=8DE++MyqIAYQPCtcDb3ztsIWEzJrPvxyRmQPLfjjg9E3VcPKqIMbQHbiySD1KXc3xTbHl2 a298KCNMbyDNUCMhTjIRcMh08UbAFIJDzWis5F5OVgDsKK0CbqnvizPkByu7v3kYbj3c37 KYEadIs8SWHELMfoqZlp92QjirjXhJk= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id BE4F240A57; Tue, 28 Apr 2026 20:46:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 90DEAC2BCAF; Tue, 28 Apr 2026 20:46:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777409188; bh=a9ftjtHwEJ6B9K8hvRWelWOu2y5v4+ZMDsKskwzolFM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QsyGB1L+2irCrH9CMlOrIHyvURQXKBlWBwbZ5sU8dOaMwU5IKmOlS1ll+gFZmc7bx B14cXS5sleTQCEX2kd2tGAzu6RgHb9/LpiqlCv8sf0RUAZEqsJ9pZ5jFU3uqU3F7ar dg3xv5/lO54wbneplHMrptRrlNcKil+QiU/hbdxVUr3PnV7crdSOEjO7FvHAuGv9Ue QW0ZD81BwB9wOvv5sD3NzHJSgHJs/EngSwh2jatzDNIqyMFW2sQhpZukwm80lnSRIA l7aPl+0OOB3Y0Ee1QseaN4GePbYlodZsf3kiL+SmisFOYHN8CRJGH7O7GPogW6+F6S 156VBlD89XymA== 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 , Luiz Capitulino , 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 v3 33/54] selftests/mm: gup_test: add setup of HugeTLB pages Date: Tue, 28 Apr 2026 23:42:19 +0300 Message-ID: <20260428204240.1924129-34-rppt@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260428204240.1924129-1-rppt@kernel.org> References: <20260428204240.1924129-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: wfw6mfpfxgg3mkms5o8ojefjp83ag9sb X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 9C29D180011 X-Rspam-User: X-HE-Tag: 1777409189-809649 X-HE-Meta: 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 NXJbTzQr xfFccEegVCQsGe59WmWUi0N5DaD7UQNty95rn0X+297Wyu9RHQFTPlMFxjsLXaBIt9KZGFMTmwcIeqUsmfifk+yHHH8Cb2PU0XDnkxuFh2YiHBt8euVzfrOLt07wGvELlaxPV529NVLP/msK2P+tWKnaRdyWLqMOBgw1squ3jlh7zBR3oKBXYo5TIL6JFCJcLgrTW5GVD+WHc57ehBlVJCcAMawHaVfyqFfGRWv+q0iulX/LxrICvXnPuGILzcB8UunptuvR1uTYGU4rrQZACiFp7uRz/9n9K1YHL 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