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 A6DFDCD37BE for ; Mon, 11 May 2026 16:33:08 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 1673D6B011C; Mon, 11 May 2026 12:33:08 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 117D36B0121; Mon, 11 May 2026 12:33:08 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 007056B0122; Mon, 11 May 2026 12:33:07 -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 E0A146B011C for ; Mon, 11 May 2026 12:33:07 -0400 (EDT) Received: from smtpin16.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay06.hostedemail.com (Postfix) with ESMTP id AF12E1C00EE for ; Mon, 11 May 2026 16:33:07 +0000 (UTC) X-FDA: 84755683614.16.5DA4377 Received: from tor.source.kernel.org (tor.source.kernel.org [172.105.4.254]) by imf23.hostedemail.com (Postfix) with ESMTP id 21A0B140002 for ; Mon, 11 May 2026 16:33:05 +0000 (UTC) Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=IB8vbeSh; spf=pass (imf23.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=1778517186; 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=7mpD9UfxvehYOg646bhzkoK0b6p+8krtBEkPGEbyFLM=; b=2tcaF4FEIVNuWnUXrKj8ord/pyzsYaChWnUzsvAPRJnxDV3b4xzPSijmzeQdUjrzaPZNeI wVckpGUgTOjpEjpjUlL8hdOcC91Fwbsp64owHBeVIDHImOnszhbmbIA3bGvLIsE2IDmOkV fnmRbEAlA82/PJK7h4XJ7femBUMJQLU= ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=IB8vbeSh; spf=pass (imf23.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=1778517186; a=rsa-sha256; cv=none; b=awUG3JTUtcvg4XbLKQLYhOA5wIlYeWo2IrJa8v+DaGf67X61TltylvBG1tOUcqIoLrM0GC olcFDzElV/Z6L5RYpqVlEKTy/46htk81V/N/wR3fZFSYSN+IZ3Rs7aFG4MyRUr+JV91EiK 00iqnUsh+rCvhnS1l2gRHakL8gOoX2A= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 8EDFC60154; Mon, 11 May 2026 16:33:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0429FC32781; Mon, 11 May 2026 16:32:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778517185; bh=PGUNJLeTrs0+FxJCoiMscYft26irwSFdLVHwxAtSeKY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IB8vbeSh6iqRbtZTF5PCCe4501ekuh6NNGhPiFBBOn01TnQc1c+mXrAQ6UYXFfUCj MHCirvop+trNmfNW44+8CjPIBDZr/xhsMgVS+Ix39j3EgzALihfshFL5ckjEeLC2+I 2UP4mqFvdA3L7cEeXhTskt4swO8+bWSXYdNJpPPBO9ERrWkDj5GY4KvfWApNIvMN7G q68MeL+KESlYY8aAvrNkhaWjG53Y7zGlTfwpyRaZSbv4CoczDmw6hBIRlazjDmvj+3 CTO3/DrJPgCCxYGv7lODWIsLrsxTkL6fXlQJ54n7cmSQ/4tkSwAgd9QZ8MziTcmvuT 7qLknUDEbDMJg== 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 39/55] selftests/mm: hugetlb_madv_vs_map: add setup of HugeTLB pages Date: Mon, 11 May 2026 19:28:23 +0300 Message-ID: <20260511162840.375890-40-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-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 21A0B140002 X-Rspam-User: X-Stat-Signature: def6ogf8a3b84r7udgengmdpmhtbh5q5 X-HE-Tag: 1778517185-555651 X-HE-Meta: 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 WPHAWTBI l3xqzyqW3fyMcoYcqEIeF+lTOm6fLTpDz61YH21twVQd2vQqGysZHv5ulKr6SE56HrcS4cBmORUHYX+sbsBL+j0F+VlMziTaKHz888kJiF68fr1BW3dWfzs5uClP9bN2MCPACTa0XFwMrjsxFb8mI8sfw2w/qzJtmH1ocwTMjncbsEj0fJpH13gMFWBHdi0bZx5MTgyt0vOgCDbqNvrxWAwyR0KhnZbvMGD7Nbrfvfnaicf6obw7cIVX1Kn98ZfyNQTCYkECVMoi0GnZU/4AEM5wkI76El91jPTF/OwdAH9r3p9KJxpcE8lnl+YSEx6w/Pz7zpWjYhM7caL6xIFpV9UJbXg+r/1GpbBWes9Ta0VVyX74= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: "Mike Rapoport (Microsoft)" hugetlb_madv_vs_map test skips testing if there are no free huge pages prepared by a wrapper script. Add setup of HugeTLB pages to the test and make sure that the original settings are restored on the test exit. Tested-by: Luiz Capitulino Tested-by: Sarthak Sharma Signed-off-by: Mike Rapoport (Microsoft) --- tools/testing/selftests/mm/hugetlb_madv_vs_map.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/tools/testing/selftests/mm/hugetlb_madv_vs_map.c b/tools/testing/selftests/mm/hugetlb_madv_vs_map.c index dfbd71a7f709..f94549efcc6f 100644 --- a/tools/testing/selftests/mm/hugetlb_madv_vs_map.c +++ b/tools/testing/selftests/mm/hugetlb_madv_vs_map.c @@ -77,7 +77,6 @@ void *map_extra(void *unused) int main(void) { pthread_t thread1, thread2, thread3; - unsigned long free_hugepages; void *ret; /* @@ -89,11 +88,9 @@ int main(void) ksft_print_header(); ksft_set_plan(1); - free_hugepages = hugetlb_free_default_pages(); - - if (free_hugepages != 1) + if (!hugetlb_setup_default_exact(1)) ksft_exit_skip("This test needs one and only one page to execute. Got %lu\n", - free_hugepages); + hugetlb_free_default_pages()); mmap_size = default_huge_page_size(); -- 2.53.0