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 6136AFF886D for ; Tue, 28 Apr 2026 20:48:37 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D04ED6B00FB; Tue, 28 Apr 2026 16:48:36 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CDCF86B00FD; Tue, 28 Apr 2026 16:48:36 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C19FB6B00FE; Tue, 28 Apr 2026 16:48:36 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id B0F0F6B00FB for ; Tue, 28 Apr 2026 16:48:36 -0400 (EDT) Received: from smtpin05.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay04.hostedemail.com (Postfix) with ESMTP id 790BD1A03FF for ; Tue, 28 Apr 2026 20:48:36 +0000 (UTC) X-FDA: 84709153032.05.45F3785 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf20.hostedemail.com (Postfix) with ESMTP id C02E61C000A for ; Tue, 28 Apr 2026 20:48:34 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=W+uVDnSU; spf=pass (imf20.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=1777409314; 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=qYpMquKvrJyhX3/sFE/ffrv2sKbdmCfUrBQUCeY6gRA=; b=7jnCOxy4mM2hOokkmWwPODlbRrrTgJtw07v+7257oUY/mCp0BekhYl6VHQXZ/k+egTVr9b Fip47vlOSbdiaeJW+n2wdRGYVpi0dUo3+jW4wVgTxFYeXVgYG5LjrKBax5kYZLiAnrfqBP U7CsjDx1vIDCcR+GzaeI6G7LBqgGeBI= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=W+uVDnSU; spf=pass (imf20.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=1777409314; a=rsa-sha256; cv=none; b=DM5LSKJOZA8ZdViF5Xhz/Faae0SAkaPyAWQ7FsOjheGMi5Kc5Yye5BoXO3ymti2OzXtEek CtFaZyzQTxblZJOTGFp2MjtUynIREUe1vyLL2J8Ju7phWksIf8CqyhZQcMyyqpmyXtsrxj c8+XjviXohDeZWA1uHxZ240ruXrz2y0= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id C8BC540771; Tue, 28 Apr 2026 20:48:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9C4D7C2BCAF; Tue, 28 Apr 2026 20:48:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777409313; bh=Y+6CuufKGBRmaBQ8v4yV5d9wcJCiC93SEawkGDgeJlU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=W+uVDnSU0GDGxd9dYc1UPrAi61qoOsqwnWxGzKpcS+fQCXupvYkTZPohSGMiBNDiP f+cp9C8F8EEsm7aTf6gCKRx7ql5Obp58kL8u1g9nVgt6VeohkCRMfZxcvzOBLsxgC5 D8QrvdaAZtyZ79cNKZhjoo97ScLImtZyeNcm4rkAK12SbORcATSeYX3XZoZrVOOTtN 9kP7LagU9W5xXiXnpYz/Jt3Lgriq9l2tsB4gIsLIQeau7TbrkiOyddJAb9YL9DcIvi hGwBOL+/bjp7pVO/+KlXHURo6UEC3GL5t7Mls7zO8DjTrwKQ2umWFsNWK+8VfRfmps Oij28WScEgXhA== 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 52/54] selftests/mm: va_high_addr_switch.sh: drop huge pages setup Date: Tue, 28 Apr 2026 23:42:38 +0300 Message-ID: <20260428204240.1924129-53-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: xoi7ppqg5rgu4jqz1x4ibosznbf13wqy X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: C02E61C000A X-Rspam-User: X-HE-Tag: 1777409314-13801 X-HE-Meta: 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 36WP3rem nD5+BO6rQDrJqJuz6/6NHOvc6GOYw7FMGRy0gAmF2I98IZ3RjUhVENHV92HLBuos1KfSuACQeoWHX7jmh7hOOJAWh0ER7sM1GYpyCND0gmWRDh9+N9DJm9yAiBSk2DRXk2ZEz+IkwDeh3XYHT7AdnOymCPoMljJzZPU/3cCm7USppr1dqH0aRaWQK+DWzVTA/EtmEEBkKrC0WFlMJBmpH7yg5xi48ic4vTaLo8bhGBpVznJnpyi8Ak1evMd5jgBNGTAtJORdKSQrkcEY7rMM1ETLLx9OLo9jQlExuTLZtRUuc0ADHtyUhVefwp3spRESsGamm 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 | 41 +------------------ 1 file changed, 1 insertion(+), 40 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..01c15fe3c799 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 +76,5 @@ 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 "$0: no enough hugepages for testing" - fi -} - check_test_requirements -save_nr_hugepages -# The HugeTLB tests require 6 pages -setup_nr_hugepages 6 -./va_high_addr_switch --run-hugetlb -retcode=$? -restore_nr_hugepages -exit $retcode +./va_high_addr_switch -- 2.53.0