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 0E48130594E; Tue, 28 Apr 2026 20:43:43 +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=1777409024; cv=none; b=s5Jj3f9L6cje44rNCiVuoQ+rHrKPpq2DhgrO8Dqiu+sSWIjdVf9lvxj2Dpyi2Bl8LTC1TuulsHtq938pNt41e+sFjq7BIKC2hXjl/EuOEeUV60KM/W2SGg0coQp4xlyAwmAvaM6ujqp8abHI2KGCKuknWNIq1sDEedWpl+zq+yQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777409024; c=relaxed/simple; bh=dLU/bCwt/eyA3PPvWB4ap77KznBqGFR0SnU6xHYGFcc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=eZskMT+vXceL7fRovEJ9oexiU+vgp5jZKv36hnqFB9R944P7g9pm+E2Ts1gsagMzLofMUkr5DCRlosSE7jlklukbm57pK+dlBNgn20n4fx2kuc2D6EFmaQFUsiIAan8MKyF/RvYrH0hmNwe8/HHsFAVHOwvFmSuRGEOvG48zsm4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mwWAMGYD; 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="mwWAMGYD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BBB26C2BCAF; Tue, 28 Apr 2026 20:43:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777409023; bh=dLU/bCwt/eyA3PPvWB4ap77KznBqGFR0SnU6xHYGFcc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mwWAMGYDBm1/30LXf/9ytrjyyByqvvFyPg5pEzATYztnQDEwJ9Zw3n0dj9e1frT4Y PXNluZ5vLoTN5VWyN9Ou5WDvkwCsY7/jaLg2GJVZf/9e03WI5umRW00q5YZ9gXs1wh eC3boZrlA2bezEuyOsRjLh4VuMeAhsm9RGnzbMAEGegMZ5s86t4+egl2etx4Tmdt4o eSFiMrMAVRmJhEDjIv1I3yK5LR0DxJ4qvdQ81ZNPZ7Uxg0xApN8eEa0MN09FENMHn5 5v7WZ/XTutw2g2y4LDlGtWY2WeIYLmIe3tRMYciuthDi0wX2SMowhWrnI61sYaJdIA MUSUOGb9ULIsA== 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 08/54] selftests/mm: hugetlb-shm: use kselftest framework Date: Tue, 28 Apr 2026 23:41:54 +0300 Message-ID: <20260428204240.1924129-9-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-shm 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-shm.c | 45 ++++++++++++------------ 1 file changed, 22 insertions(+), 23 deletions(-) diff --git a/tools/testing/selftests/mm/hugetlb-shm.c b/tools/testing/selftests/mm/hugetlb-shm.c index de8f5d523084..0f70b1a50b6b 100644 --- a/tools/testing/selftests/mm/hugetlb-shm.c +++ b/tools/testing/selftests/mm/hugetlb-shm.c @@ -28,9 +28,9 @@ #include #include -#define LENGTH (256UL*1024*1024) +#include "vm_util.h" -#define dprintf(x) printf(x) +#define LENGTH (256UL*1024*1024) int main(void) { @@ -38,44 +38,43 @@ int main(void) unsigned long i; char *shmaddr; + ksft_print_header(); + ksft_set_plan(1); + shmid = shmget(2, LENGTH, SHM_HUGETLB | IPC_CREAT | SHM_R | SHM_W); - if (shmid < 0) { - perror("shmget"); - exit(1); - } - printf("shmid: 0x%x\n", shmid); + if (shmid < 0) + ksft_exit_fail_perror("shmget"); + + ksft_print_msg("shmid: 0x%x\n", shmid); shmaddr = shmat(shmid, NULL, 0); if (shmaddr == (char *)-1) { - perror("Shared memory attach failure"); + ksft_perror("Shared memory attach failure"); shmctl(shmid, IPC_RMID, NULL); - exit(2); + ksft_exit_fail(); } - printf("shmaddr: %p\n", shmaddr); + ksft_print_msg("shmaddr: %p\n", shmaddr); - dprintf("Starting the writes:\n"); - for (i = 0; i < LENGTH; i++) { + ksft_print_msg("Starting the writes:\n"); + for (i = 0; i < LENGTH; i++) shmaddr[i] = (char)(i); - if (!(i % (1024 * 1024))) - dprintf("."); - } - dprintf("\n"); - dprintf("Starting the Check..."); + ksft_print_msg("Starting the Check..."); for (i = 0; i < LENGTH; i++) if (shmaddr[i] != (char)i) { - printf("\nIndex %lu mismatched\n", i); - exit(3); + shmctl(shmid, IPC_RMID, NULL); + ksft_exit_fail_msg("Data mismatch at index %lu\n", i); } - dprintf("Done.\n"); + ksft_print_msg("Done.\n"); if (shmdt((const void *)shmaddr) != 0) { - perror("Detach failure"); + ksft_perror("Detach failure"); shmctl(shmid, IPC_RMID, NULL); - exit(4); + ksft_exit_fail(); } shmctl(shmid, IPC_RMID, NULL); - return 0; + ksft_test_result_pass("hugepage using SysV shmget/shmat\n"); + ksft_finished(); } -- 2.53.0