From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EE61B3101A2; Tue, 28 Apr 2026 20:47:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777409222; cv=none; b=eznIyNG5Wc4HKtOq7szcmw2L7dIlosZvk84edsF94SON9y4DwM8hazsvTM/yUXdXlHQy7w+z+mnDR2n2fy4Aixxok7Xs5bu4ye0kV8ZXFu0hZgDaJx2gLGDE4jBViDxtDaMPdteuvXFhnW7mz3ygH9GgUMRwpniBesv+Y+GTDqA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777409222; c=relaxed/simple; bh=nlprzoVHw1LmFezPWbTzVMDcbCMocVKEurNVLRnJdhY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ot9l0vxpqPf9sEVGJmRMGzLZi3CCY8XpeAgO5DLalpigFlu/ALfXzOtPuYuipi4fKsijCYAIeGfDomItecXha793CzdFbxd27ZKoT62UD/7YdBAQJpi1jRSuEmsaaToo+aj3mEeCfzsrnc3OeLpWs3wy5g3mNj8PGtMKreJ45sc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=V57v9J9a; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="V57v9J9a" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 732E3C2BCAF; Tue, 28 Apr 2026 20:46:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777409221; bh=nlprzoVHw1LmFezPWbTzVMDcbCMocVKEurNVLRnJdhY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=V57v9J9atU6/t5FqptjBfJl92fqfYl9DPBz55qkgpDwRR/I6sgRiD6xQBGTgY8+Qs goM8lUWUX9kY3Qguku7H3K6DSrqBJtSIMCumto/brJOewZFHrh9RQ2e96HV7uO9ejA fzP59wwZuKOfemit0p/p9GaY8roQbtYVk8GqjqOfWnsC0daPMrpNFfbB4c+TX1qzIT cfEot80Lv8cNZk81LAyiIyNrHyz01HGdLP10fSzc6I0QWGObIVRBP4ZoiGenOVXLjx UGHj6odI4NSyGl2+dvvbphiPfz/BrfVlYKSs377nPAvac/iKmloBNmsHIN48xCiv+H Ta/n56MnZpn+w== 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 38/54] selftests/mm: hugetlb_madv_vs_map: add setup of HugeTLB pages Date: Tue, 28 Apr 2026 23:42:24 +0300 Message-ID: <20260428204240.1924129-39-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> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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. 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..6c95dd23ca81 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(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