From patchwork Mon Sep 20 12:12:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Marussi X-Patchwork-Id: 12505135 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE653C433F5 for ; Mon, 20 Sep 2021 12:12:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 92B6A6109D for ; Mon, 20 Sep 2021 12:12:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237541AbhITMOS (ORCPT ); Mon, 20 Sep 2021 08:14:18 -0400 Received: from foss.arm.com ([217.140.110.172]:46518 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236213AbhITMOS (ORCPT ); Mon, 20 Sep 2021 08:14:18 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 4391711B3; Mon, 20 Sep 2021 05:12:51 -0700 (PDT) Received: from e120937-lin.home (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 4ACC33F719; Mon, 20 Sep 2021 05:12:50 -0700 (PDT) From: Cristian Marussi To: linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Catalin Marinas , Mark Brown , cristian.marussi@arm.com Subject: [PATCH] kselftest/arm64: signal: Skip tests if required features are missing Date: Mon, 20 Sep 2021 13:12:28 +0100 Message-Id: <20210920121228.35368-1-cristian.marussi@arm.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org During initialization of a signal testcase, features declared as required are properly checked against the running system but no action is then taken to effectively skip such a testcase. Fix core signals test logic to abort initialization and report such a testcase as skipped to the KSelfTest framework. Fixes: f96bf4340316 ("kselftest: arm64: mangle_pstate_invalid_compat_toggle and common utils") Signed-off-by: Cristian Marussi --- As a consequence KSelfTest TAP results will now report this when a signal-SVE testcase run on a system missing SVE: \# selftests: arm64: fake_sigreturn_sve_change_vl \# Registered handlers for all signals. \# Detected MINSTKSIGSZ:4720 \# Required Features: [ SVE ] NOT supported \# ==>> completed. SKIP. \# # FAKE_SIGRETURN_SVE_CHANGE :: Attempt to change SVE VL \# ok 7 selftests: arm64: fake_sigreturn_sve_change_vl # SKIP --- tools/testing/selftests/arm64/signal/test_signals_utils.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.c b/tools/testing/selftests/arm64/signal/test_signals_utils.c index 6836510a522f..22722abc9dfa 100644 --- a/tools/testing/selftests/arm64/signal/test_signals_utils.c +++ b/tools/testing/selftests/arm64/signal/test_signals_utils.c @@ -266,16 +266,19 @@ int test_init(struct tdescr *td) td->feats_supported |= FEAT_SSBS; if (getauxval(AT_HWCAP) & HWCAP_SVE) td->feats_supported |= FEAT_SVE; - if (feats_ok(td)) + if (feats_ok(td)) { fprintf(stderr, "Required Features: [%s] supported\n", feats_to_string(td->feats_required & td->feats_supported)); - else + } else { fprintf(stderr, "Required Features: [%s] NOT supported\n", feats_to_string(td->feats_required & ~td->feats_supported)); + td->result = KSFT_SKIP; + return 0; + } } /* Perform test specific additional initialization */