From patchwork Tue May 14 22:17:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brendan Higgins X-Patchwork-Id: 10943895 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id ADD21924 for ; Tue, 14 May 2019 22:18:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9C46228852 for ; Tue, 14 May 2019 22:18:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8F1F728893; Tue, 14 May 2019 22:18:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=2.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4A66A28852 for ; Tue, 14 May 2019 22:18:59 +0000 (UTC) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 3FB5921277780; Tue, 14 May 2019 15:18:59 -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::84a; helo=mail-qt1-x84a.google.com; envelope-from=30d7bxa4kdkciylukhuopnnpuznvvnsl.jvtspube-uckpttspzaz.hi.vyn@flex--brendanhiggins.bounces.google.com; receiver=linux-nvdimm@lists.01.org Received: from mail-qt1-x84a.google.com (mail-qt1-x84a.google.com [IPv6:2607:f8b0:4864:20::84a]) (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 9F5D021276BAF for ; Tue, 14 May 2019 15:18:58 -0700 (PDT) Received: by mail-qt1-x84a.google.com with SMTP id z7so691606qtb.9 for ; Tue, 14 May 2019 15:18:58 -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=ZaFguadDPAj6olu2hiZ0ji7ccSSSo5ako1hk4qimRa6b1Lbj/owEc6ZrP2y19yFMAl wjZKSKSku5k4vWO5P2CSfwtkaiR9AaA3FL+0Or9TmZDg7R4lK8yVWZDwx3PQcOOh5FdU uQJXtSjTHRh1NvZZ+wdSW7lKvellOECzQ4eBQSQC7qpHFXbl7psxYFU2EHidfdqSff1q aTO9vIQ3o21MWBqtikse8OEKW0omp7oEnvRj2PMJ/oF3jP5khTQqCtqFQD03k30WW2WL vEF71pzIE9LI8X+cSa9w2h6rpyMpx44FkA4m6UP0Z9InccNerKTs/QLHy4316VcoZSi2 5Azg== X-Gm-Message-State: APjAAAUFE7Zenmkob0c662aEHCCMB7QtuZHHsEaMBY6S2XFGkKmBGQCr BHmLfQNM18r4Vr58aw8j9eCehGcaA13wtYw+HUNhzw== 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 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, 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" X-Virus-Scanned: ClamAV using ClamSMTP 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)