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 X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL 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 E2970C04AB4 for ; Tue, 14 May 2019 22:19:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AF7F520578 for ; Tue, 14 May 2019 22:19:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="DWFXnp4H" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726416AbfENWTA (ORCPT ); Tue, 14 May 2019 18:19:00 -0400 Received: from mail-qt1-f202.google.com ([209.85.160.202]:38258 "EHLO mail-qt1-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726822AbfENWS6 (ORCPT ); Tue, 14 May 2019 18:18:58 -0400 Received: by mail-qt1-f202.google.com with SMTP id o34so704627qte.5 for ; Tue, 14 May 2019 15:18:57 -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=hhxf3AcyDp0eVXaG87rECj9td0IjCbgyx1Cs8/dNg/A=; b=DWFXnp4Hv3gxia+unBmllYaYsTdEPeRc/MPliVDfhoKoHkDccBfKjOBBsFdOH4qVF4 3CGJdM9LtOAktm1DF9ynbnqVLvb//vkXXPW7t/2caqYSYtjHk5Aaij84YmZjLohuJnsj duqt01BxicXxTwy4Wq1D8gJEpe7I1Bv/AntHK8CMGKACQmTwcpHMwk+lus/z1YcgauPS xb9wQdaOPB2kaJ1qgUx6KyFG2BH9s/HJu2I8bvz46w/Jq1pIQsjadDWuScGCXS8oRyST Yp+i+OKpZrGRDaOWBmMoeaAy5+jX8z364mHVYMUrFBoYt9kdi027M6YMfk5pPD9tA2HQ MQZg== 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=hhxf3AcyDp0eVXaG87rECj9td0IjCbgyx1Cs8/dNg/A=; b=cB2eoHQhinbzgchUwD7lMPsB0GKn3Vy257LDm4DG8PbDkVE1Ju9e0SIkX2t4zwz90i XOjQP8qeZwW8OJGee+vSmVi/t2gTeVl8fbQRQovN900R/IFbhsBch5FShb6R33v5rNg/ XTKp2xVXgZWMAlnBgx25mKI27XJc9uwZWFDoNHc6lUM/E8OZUdmBwlyWnvDl18UrOBVH N2Ter+J3mTUvKKBWssDcwt5K7860XjJNOoqJBq/jCLy8UpnT+oSDfN5GLZ5ta/oHIVOH vmz33xubHog/sC8C/JohaHolOsNpVBSiHCgYYR/VyJyXr2LLSC/o441b1DG9JEslmzM/ JvUw== X-Gm-Message-State: APjAAAUIQkZZBd4Zh/LSlbBZ80wK/uviy/ThI1m28nqboYrnRyYFUAIH bbtj8bAnZ50lXnDWrqyHUMc36+bKQWzpyywuvvJlQg== X-Google-Smtp-Source: APXvYqxBQ+PfPDI2jK3tSl4/2KK9BEIB1HtAeTqt6B2C5YgBbe+P8hDv92BaaZf8SMwpuI/42oh72dMCZGz5UE2CQk++4Q== X-Received: by 2002:a0c:9ac8:: with SMTP id k8mr30361437qvf.132.1557872336955; Tue, 14 May 2019 15:18:56 -0700 (PDT) Date: Tue, 14 May 2019 15:17:01 -0700 In-Reply-To: <20190514221711.248228-1-brendanhiggins@google.com> Message-Id: <20190514221711.248228-9-brendanhiggins@google.com> Mime-Version: 1.0 References: <20190514221711.248228-1-brendanhiggins@google.com> X-Mailer: git-send-email 2.21.0.1020.gf2820cf01a-goog Subject: [PATCH v4 08/18] 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 Cc: devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, kunit-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-nvdimm@lists.01.org, linux-um@lists.infradead.org, Alexander.Levin@microsoft.com, Tim.Bird@sony.com, amir73il@gmail.com, dan.carpenter@oracle.com, daniel@ffwll.ch, jdike@addtoit.com, joel@jms.id.au, julia.lawall@lip6.fr, khilman@baylibre.com, knut.omang@oracle.com, logang@deltatee.com, mpe@ellerman.id.au, pmladek@suse.com, rdunlap@infradead.org, richard@nod.at, rientjes@google.com, rostedt@goodmis.org, wfg@linux.intel.com, Brendan Higgins , kbuild test robot Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 Link: https://www.spinics.net/lists/linux-kbuild/msg21708.html --- tools/objtool/check.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 479196aeb4096..be431d4557fe5 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -166,6 +166,7 @@ static int __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->bind == STB_WEAK) -- 2.21.0.1020.gf2820cf01a-goog