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 6110FD0D142 for ; Wed, 7 Jan 2026 16:48:55 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6D4396B0092; Wed, 7 Jan 2026 11:48:54 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 657A66B0093; Wed, 7 Jan 2026 11:48:54 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5632B6B0095; Wed, 7 Jan 2026 11:48:54 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 435D06B0092 for ; Wed, 7 Jan 2026 11:48:54 -0500 (EST) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id D99531B26A for ; Wed, 7 Jan 2026 16:48:53 +0000 (UTC) X-FDA: 84305752146.26.5A1969B Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf17.hostedemail.com (Postfix) with ESMTP id 089174000F for ; Wed, 7 Jan 2026 16:48:51 +0000 (UTC) Authentication-Results: imf17.hostedemail.com; dkim=none; spf=pass (imf17.hostedemail.com: domain of kevin.brodsky@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=kevin.brodsky@arm.com; dmarc=pass (policy=none) header.from=arm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1767804532; 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:references; bh=bzP4kWim77J9cDILlLn063EiZz4BfhaYj1KeIw4waUw=; b=sR2aBLKjWy2u44EgrXpeYjy05xqDmJ8/+mqEfegpO1zfUu6R1akyqJKJF0AjRkRkTOfexV pHpAYh7pOn74j9EfmYwzPIhqHw/of/tWOolbaLB0aAHNMa3dyN8vBIwqUnoTmi9hArnUHN o9xqUEiXvRMosAGjG7zpg/E+8AOPGNY= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=none; spf=pass (imf17.hostedemail.com: domain of kevin.brodsky@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=kevin.brodsky@arm.com; dmarc=pass (policy=none) header.from=arm.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1767804532; a=rsa-sha256; cv=none; b=oKJpoAGODTmn8hr45nb7onvWxvKUbHuHhsdzWlimzKTve68qiopgReYCku+JaKu4uTX7wn 1WSpNS3V5nWwc3xAj/nVqjtzuVRbD1ZeVkRMR52siGbf4xYRZ3vFYR0ywQFSCOM48OYGIC sAPTWiQE+UPVYFWwa4STkww44hK6YGE= 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 3409D497; Wed, 7 Jan 2026 08:48:44 -0800 (PST) Received: from e123572-lin.arm.com (e123572-lin.cambridge.arm.com [10.1.194.54]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C0F2A3F5A1; Wed, 7 Jan 2026 08:48:49 -0800 (PST) From: Kevin Brodsky To: linux-mm@kvack.org, linux-kselftest@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Kevin Brodsky , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , Mark Brown , Ryan Roberts , Shuah Khan Subject: [PATCH v2 0/8] Various mm kselftests improvements/fixes Date: Wed, 7 Jan 2026 16:48:34 +0000 Message-ID: <20260107164842.3289559-1-kevin.brodsky@arm.com> X-Mailer: git-send-email 2.51.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam02 X-Stat-Signature: nk53kai4tcgt1nz1kq6dmiib3jazxc6t X-Rspam-User: X-Rspamd-Queue-Id: 089174000F X-HE-Tag: 1767804531-608605 X-HE-Meta: U2FsdGVkX18+pG6KWandSl/5AZs5nwFpjsyB1xpNByX9o0+kQvr55rfSK6dCnKxnjKl9RgxpTiWUPhrWuGQUwP4Wbsp+Zl2wPe7rNtaA9UkjYM5Sw6nTM1ysIoCc+yFcOcbKxbhFjsLeL5FT6oRs96E+RhElWXQ6fkN5pfhNrjYGeJTdp0fO3yt8lTMFItEUd/jj/AQ57lg3yPyAXyJWosqHpTaPmfJzxTZXtUF68efAbhoBMXYuOVBpeLCEeuDiShmqSOxNFkycSV0j2SfTcwMnFe8Hkr8VoYDC8dhYfFmlMLJ+vwtA2vE0a3ZyHrTRFGIpwTiu3VanB7kStcCdiwG/bz2hpu01Gz6LtPUIL5w9DmbmqvcSto6nlEDkJixlzNjghyP6EneL8tsdIFYmRJz2/rFKH2YrntAxdt+KvN/1RkLDPqE3ci82WSlEBG0qo/3zL62Kz9NnV44kXt48OzFSJZCg2PV+WgVDTRztdXrCCeS4ItSsJ1Gds40tDEIjVfbkC9ZGcmtzcALVrqILX+OXOsxzO/3JvlEK2H9rKPiMNC8P1DMEH66gcCeJjfUHNGPOoqW/nogX82M42zbc8DsQBv0jkdhr5mPTY56GcF0O+MDtNzrLrwbW6qJX42mfOEz06ljUuAn4Mf/Iah2UopiRuo5H6o/ANnmF+DwjrKd2MRdW/MQQQtNAZH7KyqOauRh1K4nIaU52YJaJMojqYA634EOqPlcBg3OVqGFd3hGgGlDiIt9CXiiUtUlxdkfSQNcyeycbgFisrgPtiFn8d2PeH+YViXr/vgmD+5uqitI/tLvdquTaBaDJRE+6KtR7m0aUkj+tDzabbvpXk/RokQDRIY5I55sWkHhQiOlAXfXyXCuJ5N1Xa3QByS/OtqKA+WihI+Jkg4RNzlAX8OflXfp75QXSJG1+RkJ202Ib+3YXmB7cVkOVZaUISH3vZIeswR/B/spjo17PcvR9rvK AdV41NPz McYAvJcFAfahuqu3I66obljiSYCPjTzqsJEpbfRJ2yRqXx2XCGg81HQ0zlCbgEs4qX+jUVFrCA2PbNXT8imCnksE4/VN2w17N5a9nORvQ7sM4KZXaiee+nSBG9pkxJ3YdDyRTaCLCmqfv76xANEcpHxBVWyW15BTX8F84cOpLDZn0okFAlnOILS8yY1e3dzdwauKZNoRDYT/cDItH0os00fvEvcRkjQdgXVKzJG1vX8zMW+FrRYzGiK5YcCKlKi1PFYuD 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: List-Subscribe: List-Unsubscribe: Various improvements/fixes for the mm kselftests: - Patch 1-3 extend support for more build configurations: out-of-tree $KDIR, cross-compilation, etc. - Patch 4-6 fix issues related to faulting in pages, introducing a new helper for that purpose. - Patch 7 fixes the value returned by pagemap_ioctl (PASS was always returned, which explains why the issue fixed in patch 6 went unnoticed). - Patch 8 improves the exit code of pfnmap. Net results: - 1 test no longer fails (patch 6) - 3 tests are no longer skipped (patch 4) - More accurate return values for whole suites (patch 7, 8) - Extra tests are more likely to be built (patch 1-3) --- v1..v2: - New patches: 1, 4, 5, 8 v1: https://lore.kernel.org/all/20251216142633.2401447-1-kevin.brodsky@arm.com/ --- Cc: Andrew Morton Cc: David Hildenbrand Cc: Lorenzo Stoakes Cc: Mark Brown Cc: Ryan Roberts Cc: Shuah Khan --- Kevin Brodsky (8): selftests/mm: default KDIR to build directory selftests/mm: remove flaky header check selftests/mm: pass down full CC and CFLAGS to check_config.sh selftests/mm: fix usage of FORCE_READ() in cow tests selftests/mm: introduce helper to read every page in range selftests/mm: fix faulting-in code in pagemap_ioctl test selftests/mm: fix exit code in pagemap_ioctl selftests/mm: report SKIP in pfnmap if a check fails tools/testing/selftests/mm/Makefile | 8 +- tools/testing/selftests/mm/check_config.sh | 3 +- tools/testing/selftests/mm/cow.c | 16 ++-- tools/testing/selftests/mm/hugetlb-madvise.c | 9 +- tools/testing/selftests/mm/page_frag/Makefile | 2 +- tools/testing/selftests/mm/pagemap_ioctl.c | 10 +- tools/testing/selftests/mm/pfnmap.c | 95 ++++++++++++------- .../selftests/mm/split_huge_page_test.c | 6 +- tools/testing/selftests/mm/vm_util.h | 6 ++ 9 files changed, 84 insertions(+), 71 deletions(-) base-commit: 9ace4753a5202b02191d54e9fdf7f9e3d02b85eb -- 2.51.2