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 1AF3FF99C79 for ; Sat, 18 Apr 2026 11:01:07 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 85B4B6B029C; Sat, 18 Apr 2026 07:01:06 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 832BB6B029E; Sat, 18 Apr 2026 07:01:06 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 748E76B029F; Sat, 18 Apr 2026 07:01:06 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 5EF366B029C for ; Sat, 18 Apr 2026 07:01:06 -0400 (EDT) Received: from smtpin21.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 09F061404E7 for ; Sat, 18 Apr 2026 11:01:06 +0000 (UTC) X-FDA: 84671384532.21.01C0D43 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf06.hostedemail.com (Postfix) with ESMTP id 4C48018000A for ; Sat, 18 Apr 2026 11:01:04 +0000 (UTC) Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=qRLqD8XX; spf=pass (imf06.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=1776510064; 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=NZi2Q9BcgA7e/faxHdfnP2DV55zHJcA3i6Vt2yQh9Xg=; b=4k4Pm8mjPMxSXXdl6LhCoRCchbNzhOgVfctCl+ixw+MKcuvbbj/MrL+Sq8/KTQLuSjfE/r FatwUEX8ARMb0yLZ7E/ir2zVNXeWO0Wiubq7BcQhF7YPZLcrwRzcYeqNnZm1dpaAxisLTK tKAvPw3L/NIV2DknJ8t7FQwkrMa6Q/A= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1776510064; a=rsa-sha256; cv=none; b=Zx9CxIRCbnHBKiT9YKUDToGMOdo2ze1VF8e0+N96+8UgRR0ZFmexJKuGhcmcm6UGZp0DCg aqdAHtuTk/UQFRaHui4cwcDQkCSGHWKdIjRF6LXFWQt4/BHh+PnghvoDutF1TTLl2TcQgw iGVvVkgO0sZlFCBLzSkc++M5TSY/ZsY= ARC-Authentication-Results: i=1; imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=qRLqD8XX; spf=pass (imf06.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 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 61D1E41B63; Sat, 18 Apr 2026 11:01:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 44825C2BCB7; Sat, 18 Apr 2026 11:00:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776510063; bh=M6q1zkEt1sbIFV6K++NJye6dlph/Y82XdwR7nYmElQA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qRLqD8XXobTlV3shNrjjV/Kn3npKRpbK0cLJy7y4EY11if6PfAefWSKJOf/kMBJZw amNn/GjBjMO8/GgTHIIubqALfsex3oaPvaopNEovjV3/8zapxzolvtgoJpRQ+xyaB/ 7pvGs9/uBwU5yPljkk2hklPqHQR+3iXvnxj9VKoU/PegVPAHtCaXlV2lebsfLiYyDy 22px77q6P666BhngIUCoxnIJyRI0ZJvnQgUBb3okM5tBA2ZY9BrV1PEVUz4XxA55wU z2Mq2Bt9yQN87isK1IGmv80CcstBgeE3Iu55mcGEcgjWfSlFK8ewQYtxKER/raYeIX VxtMa+ZbzrWEg== 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 51/53] selftests/mm: va_high_addr_switch.sh: drop huge pages setup Date: Sat, 18 Apr 2026 13:55:36 +0300 Message-ID: <20260418105539.1261536-52-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: 4C48018000A X-Rspamd-Server: rspam07 X-Stat-Signature: 75y4msgq6xwg9ts5kdcdc11qkqf1cxgo X-Rspam-User: X-HE-Tag: 1776510064-484209 X-HE-Meta: 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 mBkurzwA Uk75Ht63e6fL2p+d1DQInfyWNheEF/sZ32CtSjDRuLlGSI9T17KV5JO4Ukc3ogrglcmYSjyAydjCGJ3pkolsMnWf8x6P4eHbUXedKuv1UGykaS/uE31EbDkVMBioDPfCBIvK7KUm6WgYuut5syzzo4+C4h9O8lCKtgtJ22kYNz034J/pS2Z/TQb4ljjUfXyPfPiXherYKlQ6Y7kyLZm5OdQwF4F+3T6dI6xcdeUzjfp7kmYdev1U0uxntM0cehrhNERL9qjeTfzwhwIY9XJ5tR6RW+rhHbs6j15OkSTIBmA6sJlWwA/tyFvTYTsZojXuWNnCI Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "Mike Rapoport (Microsoft)" Since va_high_addr_switch takes care of setting up huge pages, there is no need to set them up in the va_high_addr_switch.sh wrapper script. Signed-off-by: Mike Rapoport (Microsoft) --- .../selftests/mm/va_high_addr_switch.sh | 39 +------------------ 1 file changed, 1 insertion(+), 38 deletions(-) diff --git a/tools/testing/selftests/mm/va_high_addr_switch.sh b/tools/testing/selftests/mm/va_high_addr_switch.sh index 9492c2d72634..d66c0fd3cb4d 100755 --- a/tools/testing/selftests/mm/va_high_addr_switch.sh +++ b/tools/testing/selftests/mm/va_high_addr_switch.sh @@ -9,7 +9,6 @@ # Kselftest framework requirement - SKIP code is 4. ksft_skip=4 -orig_nr_hugepages=0 skip() { @@ -77,43 +76,7 @@ check_test_requirements() esac } -save_nr_hugepages() -{ - orig_nr_hugepages=$(cat /proc/sys/vm/nr_hugepages) -} - -restore_nr_hugepages() -{ - echo "$orig_nr_hugepages" > /proc/sys/vm/nr_hugepages -} - -setup_nr_hugepages() -{ - local needpgs=$1 - while read -r name size unit; do - if [ "$name" = "HugePages_Free:" ]; then - freepgs="$size" - break - fi - done < /proc/meminfo - if [ "$freepgs" -ge "$needpgs" ]; then - return - fi - local hpgs=$((orig_nr_hugepages + needpgs)) - echo $hpgs > /proc/sys/vm/nr_hugepages - - local nr_hugepgs=$(cat /proc/sys/vm/nr_hugepages) - if [ "$nr_hugepgs" != "$hpgs" ]; then - restore_nr_hugepages - skip "$0: no enough hugepages for testing" - fi -} - check_test_requirements -save_nr_hugepages -# The HugeTLB tests require 6 pages -setup_nr_hugepages 6 -./va_high_addr_switch --run-hugetlb +./va_high_addr_switch retcode=$? -restore_nr_hugepages exit $retcode -- 2.53.0