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=-17.4 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_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=unavailable 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 70A08C742A5 for ; Fri, 12 Jul 2019 08:18:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4A1E121537 for ; Fri, 12 Jul 2019 08:18:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="oHpfhzNb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726851AbfGLISQ (ORCPT ); Fri, 12 Jul 2019 04:18:16 -0400 Received: from mail-pg1-f201.google.com ([209.85.215.201]:49548 "EHLO mail-pg1-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726805AbfGLISO (ORCPT ); Fri, 12 Jul 2019 04:18:14 -0400 Received: by mail-pg1-f201.google.com with SMTP id 30so5277746pgk.16 for ; Fri, 12 Jul 2019 01:18:13 -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=oHpfhzNbJmulqM6XSNH5su9esA0AXBMlIYp9xnUAqjTBxFDowcENzhm8NkKmPbzmBf TfIjRelR04iLN1TttiN4WrjDbgNJqROj8ZHFleOvrhDsyhjxlOVAKSIO3dzyZoQobaI7 JWKbSLVf4RHLIrH4o+UfsD8ykJ2/IyL5O6ecYkykXB52Po8SpR2jZoRpgc9FNom5cM7L rW8BibE3ShU7hHecNSLSWPt79g74xsWLSFavd+V86jp0tTlXJ/wwZuXnzaPPuQYJ21My /ZSaqrVaDRaCkFVnpYDKUKzv1IQHchCGI5eBif6HuLTcLqHw+1CSS5LXiGvHFAFfgFXn LNsw== 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=MtZDlNg4qTP6ZKi8A799RUp+OHAZaaqinr/HJ0jtkD4a87wshwWPSXy/BNovAD1SIe /6X17f35+8AnalAxEMN6lySaVWEbEffMFynxLU3hKbJOQvPx8dwehdl1sc6K+rfTFUWZ yA2FUcankkfHdSNzF5UHOX9H4oqzKvONtgc09EdowuxCjFsVYjlpb/99vduO5xZweyCs h3sxxVCRf+A1fA9S5UZ9AvFw1ZYm/0YmpLmjXayglf5pA8P/xI4Kuok3sdm6/fzUR/e1 44DvAvkEJLLNL5M6MPvLXNk+81EB6mspB0a+JsmuhzybGqbapOzJAVDde/BESEgsAw2g 0A5w== X-Gm-Message-State: APjAAAU9IVaoZf87ri2ix2i7cH3KrEcyaEOFgY4uNObYbvOLpiw8urBL mPhhSb7wWSXWw7H2UT4CUbAFQwSfg1ZNsptrY+5KIg== X-Google-Smtp-Source: APXvYqzz2gJJL34hDMbBwPs85xg2+0dv7RK7cTbtv7ZbF6XViPSV/DLjekY0hrvbIynZL7ZvM95IzPNpuP225+5zbR75Zw== X-Received: by 2002:a63:3046:: with SMTP id w67mr9536501pgw.37.1562919492919; Fri, 12 Jul 2019 01:18:12 -0700 (PDT) Date: Fri, 12 Jul 2019 01:17:34 -0700 In-Reply-To: <20190712081744.87097-1-brendanhiggins@google.com> Message-Id: <20190712081744.87097-9-brendanhiggins@google.com> Mime-Version: 1.0 References: <20190712081744.87097-1-brendanhiggins@google.com> X-Mailer: git-send-email 2.22.0.410.gd8fdbe21b5-goog Subject: [PATCH v9 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 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) -- 2.22.0.410.gd8fdbe21b5-goog