From patchwork Thu Feb 4 14:50:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tobias Klauser X-Patchwork-Id: 377281 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 67224C433DB for ; Thu, 4 Feb 2021 16:26:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3A45364F42 for ; Thu, 4 Feb 2021 16:26:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236859AbhBDPCj (ORCPT ); Thu, 4 Feb 2021 10:02:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236990AbhBDO61 (ORCPT ); Thu, 4 Feb 2021 09:58:27 -0500 X-Greylist: delayed 421 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Thu, 04 Feb 2021 06:57:46 PST Received: from sym2.noone.org (sym2.noone.org [IPv6:2a01:4f8:120:4161::3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E2E4FC0613D6 for ; Thu, 4 Feb 2021 06:57:46 -0800 (PST) Received: by sym2.noone.org (Postfix, from userid 1002) id 4DWhLW17lHzvjfp; Thu, 4 Feb 2021 15:50:42 +0100 (CET) From: Tobias Klauser To: Shuah Khan , Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: Vincenzo Frascino , linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: [PATCH] selftests/vDSO: fix ABI selftest on riscv Date: Thu, 4 Feb 2021 15:50:42 +0100 Message-Id: <20210204145042.7345-1-tklauser@distanz.ch> X-Mailer: git-send-email 2.11.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Only older versions of the RISC-V GCC toolchain define __riscv__. Check for __riscv as well, which is used by newer GCC toolchains. Also set VDSO_32BIT based on __riscv_xlen. Before (on riscv64): $ ./vdso_test_abi [vDSO kselftest] VDSO_VERSION: LINUX_4 Could not find __vdso_gettimeofday Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_REALTIME [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_BOOTTIME [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_TAI [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_REALTIME_COARSE [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_MONOTONIC [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_MONOTONIC_RAW [PASS] Could not find __vdso_clock_gettime Could not find __vdso_clock_getres clock_id: CLOCK_MONOTONIC_COARSE [PASS] Could not find __vdso_time After (on riscv32): $ ./vdso_test_abi [vDSO kselftest] VDSO_VERSION: LINUX_4.15 The time is 1612449376.015086 The time is 1612449376.18340784 The resolution is 0 1 clock_id: CLOCK_REALTIME [PASS] The time is 774.842586182 The resolution is 0 1 clock_id: CLOCK_BOOTTIME [PASS] The time is 1612449376.22536565 The resolution is 0 1 clock_id: CLOCK_TAI [PASS] The time is 1612449376.20885172 The resolution is 0 4000000 clock_id: CLOCK_REALTIME_COARSE [PASS] The time is 774.845491269 The resolution is 0 1 clock_id: CLOCK_MONOTONIC [PASS] The time is 774.849534200 The resolution is 0 1 clock_id: CLOCK_MONOTONIC_RAW [PASS] The time is 774.842139684 The resolution is 0 4000000 clock_id: CLOCK_MONOTONIC_COARSE [PASS] Could not find __vdso_time Signed-off-by: Tobias Klauser --- tools/testing/selftests/vDSO/vdso_config.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/vDSO/vdso_config.h b/tools/testing/selftests/vDSO/vdso_config.h index 6a6fe8d4ff55..6188b16827d1 100644 --- a/tools/testing/selftests/vDSO/vdso_config.h +++ b/tools/testing/selftests/vDSO/vdso_config.h @@ -47,10 +47,12 @@ #elif defined(__x86_64__) #define VDSO_VERSION 0 #define VDSO_NAMES 1 -#elif defined(__riscv__) +#elif defined(__riscv__) || defined(__riscv) #define VDSO_VERSION 5 #define VDSO_NAMES 1 +#if __riscv_xlen == 32 #define VDSO_32BIT 1 +#endif #else /* nds32 */ #define VDSO_VERSION 4 #define VDSO_NAMES 1