From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B6750C4332F for ; Wed, 9 Feb 2022 18:39:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240008AbiBISjj (ORCPT ); Wed, 9 Feb 2022 13:39:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55196 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240085AbiBISjW (ORCPT ); Wed, 9 Feb 2022 13:39:22 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 970B2C03BFC0; Wed, 9 Feb 2022 10:38:52 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id F155AB82381; Wed, 9 Feb 2022 18:38:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E8B36C340E7; Wed, 9 Feb 2022 18:38:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1644431929; bh=shZDmquoMNV8wulGH1i1U7v5/XEgHVECCYKOWyjzupw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AEi+9IY5Q9swgENm4WC+8jRcl0zf35SElQf8/pYIA8ZR0hFKEAb1tJFAPL8yyY0tE QyIvIQ9wuQ3MqH6QcBJu/23afY05DpfSRAWNn3Hes4igtBGvM5Rgfp+KkFuOt6dIDz tTJrxQ9v9hDW6oJwzT8QijKsYrbf3Xvr9/USYWZZPVdOBq/5qCtCIRt7fjmOkIvXJS zr7FeD+DJBv/nobLOnsU628PBuk+ZwRChU7W6I9CbVB8BTNjQnUR6hAB2ZFNqPuV6q WgYsbq+LFtlXN/w+BOHvjeUXvdqO75CdHrlUXN3VtZCvwLKWGpJpxnxrZIyauuCb4z 9kOqsT2zx0lfA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Cristian Marussi , Aleksa Sarai , Shuah Khan , Sasha Levin , shuah@kernel.org, linux-kselftest@vger.kernel.org Subject: [PATCH AUTOSEL 5.15 11/36] selftests: openat2: Print also errno in failure messages Date: Wed, 9 Feb 2022 13:37:34 -0500 Message-Id: <20220209183759.47134-11-sashal@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220209183759.47134-1-sashal@kernel.org> References: <20220209183759.47134-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org From: Cristian Marussi [ Upstream commit e051cdf655fa016692008a446a060eff06222bb5 ] In E_func() macro, on error, print also errno in order to aid debugging. Cc: Aleksa Sarai Signed-off-by: Cristian Marussi Signed-off-by: Shuah Khan Signed-off-by: Sasha Levin --- tools/testing/selftests/openat2/helpers.h | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/tools/testing/selftests/openat2/helpers.h b/tools/testing/selftests/openat2/helpers.h index a6ea27344db2d..ad5d0ba5b6ce9 100644 --- a/tools/testing/selftests/openat2/helpers.h +++ b/tools/testing/selftests/openat2/helpers.h @@ -62,11 +62,12 @@ bool needs_openat2(const struct open_how *how); (similar to chroot(2)). */ #endif /* RESOLVE_IN_ROOT */ -#define E_func(func, ...) \ - do { \ - if (func(__VA_ARGS__) < 0) \ - ksft_exit_fail_msg("%s:%d %s failed\n", \ - __FILE__, __LINE__, #func);\ +#define E_func(func, ...) \ + do { \ + errno = 0; \ + if (func(__VA_ARGS__) < 0) \ + ksft_exit_fail_msg("%s:%d %s failed - errno:%d\n", \ + __FILE__, __LINE__, #func, errno); \ } while (0) #define E_asprintf(...) E_func(asprintf, __VA_ARGS__) -- 2.34.1