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 898A031F9B8; Tue, 28 Apr 2026 20:43:50 +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=1777409030; cv=none; b=n76bQecKn1Oq5rs7i3erX81xGTitMXMaCKFvS3V2XCYHIJ3MgMXANTvyXamU7bcF4oufnblXEGYrrI7x7Cd25ubXhRuwwbDXdKolNCp6sjcZYEyaT4uqKGZWnWDA/HY/msvzJQ+7su+m68bXunNwz40xRg2H3yhstbWuyTfxDxU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777409030; c=relaxed/simple; bh=bpVjE+rMZ04PnOlIbMfzh/SWaUuNZKecssAAspqsN00=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fzmy+n6u/Vb2tV8OZeo53+vBuZ7WDZq1MYJPh6n0kIzsZyT7Ss/5WKaul5A8pwGgTi0SWIY1siDoup09spWjAwziqdJdwGvgnXnAi5zP9eOYF5vQwnHOL5Xc4SRJZz090wkJOO1GYiH48cmgOBbya2E9gtGxCBH2GXaw1gDbPXQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Lp7BNmJf; 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="Lp7BNmJf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5442AC2BCB3; Tue, 28 Apr 2026 20:43:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777409030; bh=bpVjE+rMZ04PnOlIbMfzh/SWaUuNZKecssAAspqsN00=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Lp7BNmJfBs3tnIXRwomoqgNhS3DpKCfQnJiUKp0ucl4K0f1Qr/E4L975/0TC+Tejs 8bphHhHBaxKSe3Q7WxLlL+zQmOYK67ceUwO6kM3zTrTkslmOh5U+uXc3AWHA3Wgdqw Ior2MXonGYqegGcU6qpUJ2I2cZic5sG9876hxsh/nrct7YHaLpcHZbx9n1mKXrHnmv pPi2JLgfCdbJ6pmTzVqlBUJ5rsWfkf1zMuRFIkDYfWZaFNibPhnsJC6/i68phkXOED ZHBIhZ5NZK/AoKcIZXhGvRflC+tdNyQN/dBUldyqkyFG3YpeInMFQ1s8aR5PFCv/mT VMt6K8MPkbr2Q== 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 09/54] selftests/mm: hugetlb-vmemmap: use kselftest framework Date: Tue, 28 Apr 2026 23:41:55 +0300 Message-ID: <20260428204240.1924129-10-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)" Convert hugetlb-vmemmap test to use kselftest framework for reporting and tracking successful and failing runs. Reviewed-by: Donet Tom Reviewed-by: Mark Brown Tested-by: Sarthak Sharma Signed-off-by: Mike Rapoport (Microsoft) --- tools/testing/selftests/mm/hugetlb-vmemmap.c | 42 +++++++++----------- 1 file changed, 18 insertions(+), 24 deletions(-) diff --git a/tools/testing/selftests/mm/hugetlb-vmemmap.c b/tools/testing/selftests/mm/hugetlb-vmemmap.c index df366a4d1b92..485a6978b40f 100644 --- a/tools/testing/selftests/mm/hugetlb-vmemmap.c +++ b/tools/testing/selftests/mm/hugetlb-vmemmap.c @@ -63,7 +63,7 @@ static int check_page_flags(unsigned long pfn) read(fd, &pageflags, sizeof(pageflags)); if ((pageflags & HEAD_PAGE_FLAGS) != HEAD_PAGE_FLAGS) { close(fd); - printf("Head page flags (%lx) is invalid\n", pageflags); + ksft_print_msg("Head page flags (%lx) is invalid\n", pageflags); return -1; } @@ -77,7 +77,7 @@ static int check_page_flags(unsigned long pfn) if ((pageflags & TAIL_PAGE_FLAGS) != TAIL_PAGE_FLAGS || (pageflags & HEAD_PAGE_FLAGS) == HEAD_PAGE_FLAGS) { close(fd); - printf("Tail page flags (%lx) is invalid\n", pageflags); + ksft_print_msg("Tail page flags (%lx) is invalid\n", pageflags); return -1; } } @@ -91,44 +91,38 @@ int main(int argc, char **argv) { void *addr; unsigned long pfn; + int ret; + + ksft_print_header(); + ksft_set_plan(1); pagesize = psize(); maplength = default_huge_page_size(); - if (!maplength) { - printf("Unable to determine huge page size\n"); - exit(1); - } + if (!maplength) + ksft_exit_skip("Unable to determine huge page size\n"); addr = mmap(NULL, maplength, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_HUGETLB, -1, 0); - if (addr == MAP_FAILED) { - perror("mmap"); - exit(1); - } + if (addr == MAP_FAILED) + ksft_exit_fail_perror("mmap"); /* Trigger allocation of HugeTLB page. */ write_bytes(addr, maplength); pfn = virt_to_pfn(addr); if (pfn == -1UL) { + ksft_perror("virt_to_pfn"); munmap(addr, maplength); - perror("virt_to_pfn"); - exit(1); + ksft_exit_fail(); } - printf("Returned address is %p whose pfn is %lx\n", addr, pfn); + ksft_print_msg("Returned address is %p whose pfn is %lx\n", addr, pfn); - if (check_page_flags(pfn) < 0) { - munmap(addr, maplength); - perror("check_page_flags"); - exit(1); - } + ret = check_page_flags(pfn); - /* munmap() length of MAP_HUGETLB memory must be hugepage aligned */ - if (munmap(addr, maplength)) { - perror("munmap"); - exit(1); - } + if (munmap(addr, maplength)) + ksft_exit_fail_perror("munmap"); - return 0; + ksft_test_result(!ret, "HugeTLB vmemmap page flags\n"); + ksft_finished(); } -- 2.53.0