From patchwork Wed Jul 10 07:14:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brendan Higgins X-Patchwork-Id: 1130211 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="jgA5Gmq7"; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.b="rXtTc/GO"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 45k9VC0DdQz9sBF for ; Wed, 10 Jul 2019 17:16:51 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:From:Subject:References:Mime-Version :Message-Id:In-Reply-To:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HYwOOgv52u2LeHd0fGRudGSqExigCSSrFnE4hh6FFLk=; b=jgA5Gmq7Kfrmhs k7Q/vkpxORC4hes7DRcslaFa8mXpDZ8++crgowc5a23CQM80CkEnkC/q788ZbHzmbQLp+p1ErMcxG g33LXRz4/Y8aw1kaxZT16wxIkag8MRfN6vf4fYqpqG3V6aXZ1j9wwf/39gI3sqvI4JpSv4X2YlUCN dfzozGKn1+XUqt78Tcev1H0SY5ZEHNrrFNo2IbnYCf6jgw7vO/cOfQ32HMlaG+yr0DYcuvTg+QexX /9wPwkqJH6gys6HsjVP+mYUzRMvjGtZK4pedDqpEhCLKDBZsAXd2yug+0YYW4NShrFxdIWTTTJPrh rX662hZFSg33wWNQ2law==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hl6qG-0001OO-TA; Wed, 10 Jul 2019 07:16:40 +0000 Received: from mail-qk1-x749.google.com ([2607:f8b0:4864:20::749]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hl6qE-0001Ni-Pp for linux-um@lists.infradead.org; Wed, 10 Jul 2019 07:16:40 +0000 Received: by mail-qk1-x749.google.com with SMTP id r200so1176949qke.19 for ; Wed, 10 Jul 2019 00:16:37 -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=i+cHtqqH4D1BH2a9iTheu+r071sQgiMbeMpUxd8ISoM=; b=rXtTc/GOsRHQaJA6Ws9m+pPNjzj+5rLwHJOomjY2PFfSoikcebfEh5U/5Io+IpJ2JJ sM4s5p4wN84uuPK2wawFNwAGeY9GYiSz3gKcm4jFzMNbWra728QlSnFcIoeT+m1EAIpQ QYGB2VP1qrToWeK1FH7eNgzJf3m412kAZCT3ZN31EcDBjPTkvFUL4JSVf1OOOQLhkPxP qhKxwtWnOPYc2lStgRZSCL7PBZzLS8fq+h81Z2b/9gBDtF2PmASidrMput/8CQSYTF8q QhARbBGrlb61/UdpbwVrR2rxDIQXadxthWMUWtQilvHubiBfryuBwCriKQkCnPf+VzpZ Hp0A== 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=i+cHtqqH4D1BH2a9iTheu+r071sQgiMbeMpUxd8ISoM=; b=qCEjcZO0sBMmDfCPCjB26xZJh8UnQ8xBzVksvVURhEGpCw8Z9THx6bDCvvJY6wgvef lcVJkWPXVClxvajymvSnjXq7yJ4GYLYPdSVHqrNbO4wpMJD/ki+QIDzPVIV25vpfceWt 5SHurNjG1JA3kMVy5/3o6XEZqJEGocc6VTWvDxGIt0pL40SUA/Rtui/vjYS4QNYMSYxi u5dpFEn27jM53AotETt/TnUKw/YbHCFMGpvJUuFaWnyCOy1XKsxxtq4oVo1kPt7Dob9+ uF1x+nUY1ci4AEmqchcq6HenFQsBQBCttLdN7lJJlg0eYH+yLgEFx0VjJIuf7VMq9k3y rPSQ== X-Gm-Message-State: APjAAAX1uFBxWwaQZxMtZHzGjhimwsMyJKL2DwCuCPg0KWMjwCD+70IM DB9DcHrWaS4+lfe/qWcfGnEKtb1nM8mAyaO60tmo2g== X-Google-Smtp-Source: APXvYqzYNxURl6tjKPLLeSDRwuA+Ulct62WFYCncfJUl0k0d7oT8xpOt/Y76tt3BkIrOVTj039P4TCLZz7hT/KHUodnwGg== X-Received: by 2002:a0c:f20e:: with SMTP id h14mr19332341qvk.246.1562742996789; Wed, 10 Jul 2019 00:16:36 -0700 (PDT) Date: Wed, 10 Jul 2019 00:14:58 -0700 In-Reply-To: <20190710071508.173491-1-brendanhiggins@google.com> Message-Id: <20190710071508.173491-9-brendanhiggins@google.com> Mime-Version: 1.0 References: <20190710071508.173491-1-brendanhiggins@google.com> X-Mailer: git-send-email 2.22.0.410.gd8fdbe21b5-goog Subject: [PATCH v8 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-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190710_001638_861002_362D2B2A X-CRM114-Status: UNSURE ( 8.69 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -6.4 (------) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-6.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:749 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -7.5 USER_IN_DEF_DKIM_WL From: address is in the default DKIM white-list -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 1.3 PDS_NO_HELO_DNS High profile HELO but no A record -0.0 DKIMWL_WL_MED DKIMwl.org - Medium sender X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: 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, logang@deltatee.com Sender: "linux-um" Errors-To: linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.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 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 172f991957269..98db5fe85c797 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -134,6 +134,7 @@ 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)