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]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2FB0BC0015E for ; Mon, 17 Jul 2023 10:32:20 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 360036B007D; Mon, 17 Jul 2023 06:32:19 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 3107E6B007E; Mon, 17 Jul 2023 06:32:19 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 13BAF8D0001; Mon, 17 Jul 2023 06:32:19 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 06B2D6B007D for ; Mon, 17 Jul 2023 06:32:19 -0400 (EDT) Received: from smtpin20.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id C8F184052B for ; Mon, 17 Jul 2023 10:32:18 +0000 (UTC) X-FDA: 81020739156.20.6758125 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf13.hostedemail.com (Postfix) with ESMTP id 24FA520028 for ; Mon, 17 Jul 2023 10:32:16 +0000 (UTC) Authentication-Results: imf13.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf13.hostedemail.com: domain of ryan.roberts@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=ryan.roberts@arm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1689589937; 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; bh=dNlBjDfq+AmKtLS3RpRye5O1GUWvdXIGLiTgWzCy/u4=; b=PWbzkINTa+8VNez/Jc85SQ9Py9DTc52REUGd9L6WiWLaqAtGZok6cN5IKPP3wDsG3vgZiy Su4HQdhKcgAzNivcF+WHa9pbI+N4fCyJr2g1f9sKM/oIli/WX/dG56qNYEWHgp01NrWlUA mfZSZYvCq3863Ik14eYruTqnL1ZjB2M= ARC-Authentication-Results: i=1; imf13.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf13.hostedemail.com: domain of ryan.roberts@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=ryan.roberts@arm.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1689589937; a=rsa-sha256; cv=none; b=nVOogcZErdIa8KFmU0qQx8zzrgxTjaAP/d/+4DsTnSWAas8MXAFRIghQdvyOHstih+ZRGh ahPZZ4P9RdoNB2+sqBk/E/CKs5DcgQ91VY0Kack7cb26+Sxx9beGlez1EonwB/9zntoHOO WyOsYl6LglU6qP7ImIbA2zio/E2mSbc= Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 685612F4; Mon, 17 Jul 2023 03:32:59 -0700 (PDT) Received: from e125769.cambridge.arm.com (e125769.cambridge.arm.com [10.1.196.26]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 6F4F93F67D; Mon, 17 Jul 2023 03:32:14 -0700 (PDT) From: Ryan Roberts To: "Andrew Morton" , "Shuah Khan" , =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , "David Hildenbrand" , "Mark Brown" , "John Hubbard" , "Florent Revest" , Peter Xu Cc: Ryan Roberts , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: [PATCH v2 5/8] selftests/mm: va_high_addr_switch should skip unsupported arm64 configs Date: Mon, 17 Jul 2023 11:31:49 +0100 Message-Id: <20230717103152.202078-6-ryan.roberts@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230717103152.202078-1-ryan.roberts@arm.com> References: <20230717103152.202078-1-ryan.roberts@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 24FA520028 X-Stat-Signature: 5cxduear56eace5igc1wnkugdhciaoh8 X-Rspam-User: X-HE-Tag: 1689589936-511611 X-HE-Meta: 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 23/tz52s SX70qm76+pxDSdZFulhv4kNnaNsFuYbCyRCReEYJBwZxlbhJ4mX+hLjmELMVPCGdBHFF7JrKTY73f2S7Zds68rK6masYCQhG6UA9t+Yq9n107RiSudfDm4+39t9TAWRs34e2Fq40rcd5HBHKRgo1KEHapn5ycYJcip+Og2DuZengYVw8fwZtBAu0HJOnSY79fnKMgiytDEAIzxWo9k/KLQUaliAqEdBNZITH+ X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: va_high_addr_switch has a mechanism to determine if the tests should be run or skipped (supported_arch()). This currently returns unconditionally true for arm64. However, va_high_addr_switch also requires a large virtual address space for the tests to run, otherwise they spuriously fail. Since arm64 can only support VA > 48 bits when the page size is 64K, let's decide whether we should skip the test suite based on the page size. This reduces noise when running on 4K and 16K kernels. Signed-off-by: Ryan Roberts Reviewed-by: David Hildenbrand --- tools/testing/selftests/mm/va_high_addr_switch.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/mm/va_high_addr_switch.c b/tools/testing/selftests/mm/va_high_addr_switch.c index 7cfaf4a74c57..cfbc501290d3 100644 --- a/tools/testing/selftests/mm/va_high_addr_switch.c +++ b/tools/testing/selftests/mm/va_high_addr_switch.c @@ -292,7 +292,7 @@ static int supported_arch(void) #elif defined(__x86_64__) return 1; #elif defined(__aarch64__) - return 1; + return getpagesize() == PAGE_SIZE; #else return 0; #endif -- 2.25.1