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 2EE17CD4840 for ; Mon, 11 May 2026 16:34:27 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 958666B0137; Mon, 11 May 2026 12:34:26 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 908B16B0138; Mon, 11 May 2026 12:34:26 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7D0956B0139; Mon, 11 May 2026 12:34:26 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 6E5D46B0137 for ; Mon, 11 May 2026 12:34:26 -0400 (EDT) Received: from smtpin07.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 3BD521C00F2 for ; Mon, 11 May 2026 16:34:26 +0000 (UTC) X-FDA: 84755686932.07.5E57624 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf03.hostedemail.com (Postfix) with ESMTP id 7261C20007 for ; Mon, 11 May 2026 16:34:24 +0000 (UTC) Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=NX0zFW2U; spf=pass (imf03.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=1778517264; 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=KGNAVeEC1jkuPmaRRGWSW4UYpvcyQXIga7GcoPUZ4lo=; b=LsmmMUf8NFtoaBs1Y5W5jwa+P4DUs1kBJnTF/s/UqFAbQgxjfnmqNSzUnWCCmF9R3EFefJ qhnQiU7NMWn8H6vRZoHeyt3a4kih4aTKrbD9wfQpmMfeFxOzBE1VEwjtobFafeFTBHz5w7 U+nc4DahmZmOJs84xkP0Lgc33Nz9jXQ= ARC-Authentication-Results: i=1; imf03.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=NX0zFW2U; spf=pass (imf03.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=1778517264; a=rsa-sha256; cv=none; b=xYUGVaoExw4X3nF9W2zSRknHLlZwRWdbxsWgvss2qNiR+1tsqS2q+jrVkofjlkQFBDdBoX 226XIJo3+xBOhJ33PLlxl7O60TqMbqIOZow7rWpn7DxxdT/P57lFDiOdafZPkheXixz9Lv tVXkzl6BNvMaU8mA3gvDsqlnhVmYFmE= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 9B5D543832; Mon, 11 May 2026 16:34:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 78793C2BCB0; Mon, 11 May 2026 16:34:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778517263; bh=E1oIrYUogHJ+9UAiYDAHUarJog8LSuDN15FTDfeEGR0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NX0zFW2UfIDNSCCKAcpcryW6i4H4VNcwtdlTPYPmGbcuQ0G6vcAZlRRj7zgTtj0DD k96xD2L+hXv0r5kFZ3f91QIePWzacy7/4f350zd/QnmE4kXFq8iRJ4kKdt0dj2Hq0o bbI/0MHSG0kVOjMZ6cEw+UvluUZS/+8icRpD5enKI/5OZ8IWagFSJesrx4qk7WfuJG sWNtcWcpigP+60hIEWMs85TLl7syz1DanAQIP3dsBebrEDabh/fLgELQMDThfJAP3U EDm7RBVgMsIDTctz7V0zAzuJdgARkcvOX1+u0kfzehEJ5eyPFw7CRP3XTHuDyXUkPT ExR4u9gZ9k7kQ== 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 , Li Wang , 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 v4 51/55] selftests/mm: uffd-wp-mremap: add setup of HugeTLB pages Date: Mon, 11 May 2026 19:28:35 +0300 Message-ID: <20260511162840.375890-52-rppt@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260511162840.375890-1-rppt@kernel.org> References: <20260511162840.375890-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: pxn6ihkwd1pea6zi8wshtihghirkjx9q X-Rspamd-Queue-Id: 7261C20007 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1778517264-818120 X-HE-Meta: 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 EUkT6IL/ 7eomLj/2ycAja8rKvvDbJisAgLz/6d7PWWfwBRknIi/tMLFBuzueE7C0uA7V/ewiOXokut0DImn+f4NUi4ryYLPmOauoM++64kljYDHd4vL94v0wVgthcOcJFx1yEd9B9MIop5Q62eTleKd3RgGgFn1zFIO4g+d/u4lZAinJVUSbNYgWCO2nkD63V/ZDo/P1aJPNh3Bb+pyFnSLFX0r1qJehD6EPxUTaq9eKsA6OqZRx0ALfoYz7gJRq/icciw2D7j1uLs9NyzKeio9h1Fu1Ts0JqMTq6jGyGP2i7iNWH1FnMAGdqUTsMbCiXiQbXCEioV6kK Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "Mike Rapoport (Microsoft)" uffd-wp-remap skips 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. Tested-by: Luiz Capitulino Tested-by: Sarthak Sharma Signed-off-by: Mike Rapoport (Microsoft) --- tools/testing/selftests/mm/uffd-wp-mremap.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/mm/uffd-wp-mremap.c b/tools/testing/selftests/mm/uffd-wp-mremap.c index b44e02840a5e..90ac410c6c6f 100644 --- a/tools/testing/selftests/mm/uffd-wp-mremap.c +++ b/tools/testing/selftests/mm/uffd-wp-mremap.c @@ -336,14 +336,14 @@ int main(int argc, char **argv) struct thp_settings settings; int i, j, plan = 0; + hugepage_save_settings(true, true); + pagesize = getpagesize(); nr_thpsizes = detect_thp_sizes(thpsizes, ARRAY_SIZE(thpsizes)); - nr_hugetlbsizes = detect_hugetlb_page_sizes(hugetlbsizes, - ARRAY_SIZE(hugetlbsizes)); + nr_hugetlbsizes = hugetlb_setup(1, hugetlbsizes, ARRAY_SIZE(hugetlbsizes)); - /* If THP is supported, save THP settings and initially disable THP. */ + /* If THP is supported, initially disable THP. */ if (nr_thpsizes) { - thp_save_settings(); thp_read_settings(&settings); for (i = 0; i < NR_ORDERS; i++) { settings.hugepages[i].enabled = THP_NEVER; -- 2.53.0