From patchwork Sat Sep 21 00:18:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brendan Higgins X-Patchwork-Id: 11155195 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1EBBB197C for ; Sat, 21 Sep 2019 00:19:30 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F0FD221835 for ; Sat, 21 Sep 2019 00:19:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="EpNbfjIJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F0FD221835 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvdimm-bounces@lists.01.org Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 632B8202EDBA0; Fri, 20 Sep 2019 17:22:20 -0700 (PDT) X-Original-To: linux-nvdimm@lists.01.org Delivered-To: linux-nvdimm@lists.01.org Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=2607:f8b0:4864:20::c4a; helo=mail-yw1-xc4a.google.com; envelope-from=3jmyfxq4kdg8oeraqnauvttvaftbbtyr.pbzyvahk-aiqvzzyvfgf.no.bet@flex--brendanhiggins.bounces.google.com; receiver=linux-nvdimm@lists.01.org Received: from mail-yw1-xc4a.google.com (mail-yw1-xc4a.google.com [IPv6:2607:f8b0:4864:20::c4a]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id B4EA9202EDB95 for ; Fri, 20 Sep 2019 17:22:18 -0700 (PDT) Received: by mail-yw1-xc4a.google.com with SMTP id y70so6862893ywd.8 for ; Fri, 20 Sep 2019 17:19:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=Ps4mUI1wXYQhLtVI103dUb/qTWn9bG8Bcp8PtHYLuE4=; b=EpNbfjIJuRPOCOw8ygVt5WAvRpQfiHatGYZwjgY/UZ3UU4/J5JO29UPtRNCKNGwr4u HR5TU9ANXlXVmgDGBTzBUUqpxyem/qzyq7qmjUXu1MGvm2lf3eReibfSpVaSU1x46VOX vQaLLmYjM8czMG9fp6VLmj58rn147nDT/G87jkl9sYjW+zzWZtggw8MOoUMcsRv1YSdu OcSmW/Yfal5Mdf89cgfBhi4EHglzpZ23RP8my3Qer2lvn0/q9sKxat8FQ+A1Oc8q35Es 5PlZkq0yAipFEDl8SPEYZTEdNhhJ5hP1AsApRbss8lUYOAmCSW0WkUqxjyIWZ7co7DUi 5fZQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=Ps4mUI1wXYQhLtVI103dUb/qTWn9bG8Bcp8PtHYLuE4=; b=qO8ZpBy8/sYi0k9050W3ZMZLnUv2kiZjQV2+24hvetOGHQYxjXjZk3CqlF6r2v73Sz WtXt7tzJMYOMB/EN7GD2Q+PYd5Nlgafm6sH9gArCglEJPkLH/VRCLde75JXGIsoz2lzy XrgEruUgdDmZcGxpy8axeOUCymB2GfSzfkaUqdinIBQquDDIvQyDNbBVmV3UWmVpCg9K bTUbrRuFFQte4Z9hpcErJSOdmWFnhDxDQde/ehInMZwsHLyK6tFwS3tMyRrdF9LHvAJs xO306hY1TgkKmxiqFXZN3hi0VFd93Pr55QbtGZ/n2VWnm0j/k4TsoUicbUHWLeladQRF GWdA== X-Gm-Message-State: APjAAAVLREVQbFCgA8ukngZY2tWm719VadjFTIUcKlW6vMMwvKGKBTCT 2vFwsUUdHmpq7Z73lvQ0+5OSI1SjGRpuQqQ1V5sh/g== X-Google-Smtp-Source: APXvYqxnvbMbdy5YJ/mEtKLf76ImSyCOMAVrkXJYz9e4+aH2Re3qbb/KlZrY7S4PNlrAaGxfIXAnQgsfQqHuv/2j4Q6tqA== X-Received: by 2002:a25:8201:: with SMTP id q1mr12174472ybk.373.1569025166777; Fri, 20 Sep 2019 17:19:26 -0700 (PDT) Date: Fri, 20 Sep 2019 17:18:44 -0700 In-Reply-To: <20190921001855.200947-1-brendanhiggins@google.com> Message-Id: <20190921001855.200947-9-brendanhiggins@google.com> Mime-Version: 1.0 References: <20190921001855.200947-1-brendanhiggins@google.com> X-Mailer: git-send-email 2.23.0.351.gc4317032e6-goog Subject: [PATCH v17 08/19] objtool: add kunit_try_catch_throw to the noreturn list From: Brendan Higgins To: frowand.list@gmail.com, gregkh@linuxfoundation.org, jpoimboe@redhat.com, keescook@google.com, kieran.bingham@ideasonboard.com, mcgrof@kernel.org, peterz@infradead.org, robh@kernel.org, sboyd@kernel.org, shuah@kernel.org, tytso@mit.edu, yamada.masahiro@socionext.com X-BeenThere: linux-nvdimm@lists.01.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Linux-nvdimm developer list." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pmladek@suse.com, linux-doc@vger.kernel.org, amir73il@gmail.com, Brendan Higgins , dri-devel@lists.freedesktop.org, Alexander.Levin@microsoft.com, linux-kselftest@vger.kernel.org, kbuild test robot , linux-nvdimm@lists.01.org, khilman@baylibre.com, knut.omang@oracle.com, wfg@linux.intel.com, joel@jms.id.au, rientjes@google.com, jdike@addtoit.com, dan.carpenter@oracle.com, devicetree@vger.kernel.org, linux-kbuild@vger.kernel.org, Tim.Bird@sony.com, linux-um@lists.infradead.org, rostedt@goodmis.org, julia.lawall@lip6.fr, kunit-dev@googlegroups.com, richard@nod.at, torvalds@linux-foundation.org, rdunlap@infradead.org, linux-kernel@vger.kernel.org, daniel@ffwll.ch, mpe@ellerman.id.au, linux-fsdevel@vger.kernel.org Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" Fix the following warning seen on GCC 7.3: kunit/test-test.o: warning: objtool: kunit_test_unsuccessful_try() falls through to next function kunit_test_catch() kunit_try_catch_throw is a function added in the following patch in this series; it allows KUnit, a unit testing framework for the kernel, to bail out of a broken test. As a consequence, it is a new __noreturn function that objtool thinks is broken (as seen above). So fix this warning by adding kunit_try_catch_throw to objtool's noreturn list. Reported-by: kbuild test robot Signed-off-by: Brendan Higgins Acked-by: Josh Poimboeuf Link: https://www.spinics.net/lists/linux-kbuild/msg21708.html Cc: Peter Zijlstra --- tools/objtool/check.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 176f2f084060..0c8e17f946cd 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -145,6 +145,7 @@ static bool __dead_end_function(struct objtool_file *file, struct symbol *func, "usercopy_abort", "machine_real_restart", "rewind_stack_do_exit", + "kunit_try_catch_throw", }; if (!func)