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 722883859CD; Mon, 6 Apr 2026 14:21:49 +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=1775485309; cv=none; b=KDcsJr7iXIcWMXg7SbsdxYaYmYunJ7FCY7xcQL5zmaRG/mUzwoEnVpWI2pzMztxRSDTpTANQWHq6Z+EVo/fv4JZMGBzhuhWXRSaTMjLmH9AFXo7d4Dy1y5G4haiA9BN+mAT653ghQcIEIJNcarnr4bTVNe+9M4daSl0MfH6Oe30= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775485309; c=relaxed/simple; bh=XUYa2AHXODnUwL+2gtS49wymmJEGg8QhpNWWbUz0fDg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Blx70Bra15Gln0B6Jo2rczdPtsMRpKerX9zGnlXjp+CfRudPm5GFYC8EILMJjubA7DDa/xf366h3FLwgbHKRbl7LPALWy24nBRYkqxLM75dU5USJkfePBsb41KdpnoEkaI5vDHMsSbu8HHceeK3vjlilrnLLg6L85qL77f16T70= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mCdMMrXM; 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="mCdMMrXM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 15A5FC4CEF7; Mon, 6 Apr 2026 14:21:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775485309; bh=XUYa2AHXODnUwL+2gtS49wymmJEGg8QhpNWWbUz0fDg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mCdMMrXMCaE63glUC3PQoRjNenlzBJV1SZ2AIQVxmR8JJiom0kW//1iJtNFKUfSbR WL9hfkjDzD1qJeWKlddwetkCAD0dw3ZmORaDZA8t6KPTitUQ3BLlJIAOsAv/smIcI6 lchB/kbjP8e+9dkLeEmbcCAIfSE88BKFokS6mis0RfUaSZ49YcRpyTFAEbtrTKkurd 88GWj3eoxU/kQSkipFkAC0qR1lEiM8QV8Mh/UPimQRatYTdnJk0c5sSbsyUiMOLEUL VaFy4JtAUPncOEQ5+Y/bMuE25B+6f9ca2M1eBVmmjDJU1u+EVzvqRuSNsrwgGgNy7Q 3cwi415eJxxuA== From: Mike Rapoport To: Andrew Morton , David Hildenbrand Cc: Baolin Wang , Barry Song , Dev Jain , Jason Gunthorpe , John Hubbard , "Liam R. Howlett" , Lance Yang , Leon Romanovsky , Lorenzo Stoakes , Mark Brown , Michal Hocko , Mike Rapoport , Nico Pache , Peter Xu , Ryan Roberts , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , Zi Yan , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 42/53] selftests/mm: hugetlb-vmemmap: add setup of HugeTLB pages Date: Mon, 6 Apr 2026 17:17:24 +0300 Message-ID: <20260406141735.2179309-43-rppt@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260406141735.2179309-1-rppt@kernel.org> References: <20260406141735.2179309-1-rppt@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Mike Rapoport (Microsoft)" hugetlb-vmemmap test fails 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-vmemmap.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/testing/selftests/mm/hugetlb-vmemmap.c b/tools/testing/selftests/mm/hugetlb-vmemmap.c index af5786bebfd1..507df78a158d 100644 --- a/tools/testing/selftests/mm/hugetlb-vmemmap.c +++ b/tools/testing/selftests/mm/hugetlb-vmemmap.c @@ -97,6 +97,9 @@ int main(int argc, char **argv) ksft_print_header(); ksft_set_plan(1); + if (!hugetlb_setup_default(1)) + ksft_exit_skip("Not enough free huge pages\n"); + pagesize = psize(); maplength = default_huge_page_size(); if (!maplength) -- 2.53.0