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 D4CDACD4840 for ; Mon, 11 May 2026 16:34:39 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4C4706B0139; Mon, 11 May 2026 12:34:39 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 44DFE6B013A; Mon, 11 May 2026 12:34:39 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 33D066B013B; Mon, 11 May 2026 12:34:39 -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 1EA586B0139 for ; Mon, 11 May 2026 12:34:39 -0400 (EDT) Received: from smtpin09.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay09.hostedemail.com (Postfix) with ESMTP id E7C3F8AECA for ; Mon, 11 May 2026 16:34:38 +0000 (UTC) X-FDA: 84755687436.09.D27836F Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf12.hostedemail.com (Postfix) with ESMTP id 47D2E4000B for ; Mon, 11 May 2026 16:34:37 +0000 (UTC) Authentication-Results: imf12.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=rnI+fDIR; spf=pass (imf12.hostedemail.com: domain of rppt@kernel.org designates 172.105.4.254 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=1778517277; 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=RkjwIhoge/GGm7idHo4aIsaQtAUHNxPudgCfC+qSYyA=; b=s/LSOjEWxjpyfot/L0jZoabdx3VNEA7RXIi9f4yBCqOgESw9sptvdiHWjM2TYnaOOWbmrP gCXH12l6Ej23m4GsPaK5XysY8VK8BBiwnRCIoTGaN7xNsV14nZ9/913KyidcQMDw7Pss8b NZDWOgLbsf6NR2SnRq+AkanSjCdZtX0= ARC-Authentication-Results: i=1; imf12.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=rnI+fDIR; spf=pass (imf12.hostedemail.com: domain of rppt@kernel.org designates 172.105.4.254 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=1778517277; a=rsa-sha256; cv=none; b=TOwO+LOHHDx2z5H+n0jVPSpdrW5YgDa16KJA2vA/ov9J1z0iI6Af0NLnWuhJTPsQNgoK/M huQxO2T3mRt7Vgc87+COLc27pnqAd9YZck8NJIbg0tdyVdibtA1VEG9fVDlFrxxyCgp0zd SnwJSNq7aEfBuKsaNiC+jtpn32txsds= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id C36A260103; Mon, 11 May 2026 16:34:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 79249C2BCB0; Mon, 11 May 2026 16:34:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778517276; bh=cC+xeN8LxFcFNLizRYxYZtV3Kwl2xV99NyAd74E1Kcs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rnI+fDIR/5JJw0kynRF9ZemaGluf5lMGI8mSRiat5jxVTNPyRzJFONCgBKMTYMHXx kVqOmdTXG0ZfZK1FwG0NePMK2RtznAAjZkEZxJ8jp5boBAeavkW7regVKErgZMnE9V uBKtxpCo1tRYVvs085puXBeakH4YNu7rO7SBagErC+sdlXOMd5c9edSL0oCde4t4Pv b/29dfN8KAXIl9VL8orDskje82FF7gVbBStB8NuO7UddsNRFcMNOdNKkPLp5enkrAo tOWIlR8qh4wenV7ADd7HD626cKyhGemsTO447Pkr3K8rVDmkAvMqkg7TILzx52Im1s pomg5ED7lk2GA== 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 53/55] selftests/mm: va_high_addr_switch.sh: drop huge pages setup Date: Mon, 11 May 2026 19:28:37 +0300 Message-ID: <20260511162840.375890-54-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: raj7o7z9pr6f7y89opkynj756gitf4ne X-Rspamd-Queue-Id: 47D2E4000B X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1778517277-619004 X-HE-Meta: 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 IcUhYd6C bu0xXC17n0Ke9tcGX15v15eNSYbig0IgV6F2fqbwzRr/i4UVdKsAZLPjrD1uspbNjcQuBnu0LUWZLHS4fq3qd1daijZq/a1/a6a29TXqS1bk/sG34fcgZ2weH+YrvJIkwo605P3zllVukFlQvPp/a3vY/UJMHccpINN1sKbbYYS8Q5xhFIRU3L1jOuZmphfWKMwefOtRCOwzNA2w3R4GKxUTQO+2fdTieCFJPJoGbdxHWavU/5lQLGUNNwrTsZcklU9bCQgHCUo1NXtGe43sm/C62LTAog6EQNBSV2wFNnkUNjnBqBMsUNl6XaA== 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. Reviewed-by: Luiz Capitulino Tested-by: Luiz Capitulino 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