From patchwork Mon Feb 22 12:36:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 386123 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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT 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 5DB29C433E6 for ; Mon, 22 Feb 2021 12:50:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1AF2C64E41 for ; Mon, 22 Feb 2021 12:50:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231666AbhBVMum (ORCPT ); Mon, 22 Feb 2021 07:50:42 -0500 Received: from mail.kernel.org ([198.145.29.99]:57470 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231550AbhBVMqP (ORCPT ); Mon, 22 Feb 2021 07:46:15 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 5B03064F16; Mon, 22 Feb 2021 12:41:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1613997713; bh=dVabIgn138oRIN1YGYQUm7KDBGj96RbtFTWCbmRslFw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ECnhiVciWElIbgHU1wovQYsAJUi27t01pHYgQGB7vQf2Sp5twsWLUolK8IhNiFsml iJMo+vViPq0n4zZUDJTR9CSqx3OmBrJNEh5J4MGXClUSZq62wlWnTUatFTKpaH8QD9 576Jiw8+6xniJDg6VzBVSjffIZG9B17EdfDnaBUo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Andi Kleen , David Rientjes , Greg Thelen , "Steven Rostedt (VMware)" Subject: [PATCH 4.9 37/49] tracing: Fix SKIP_STACK_VALIDATION=1 build due to bad merge with -mrecord-mcount Date: Mon, 22 Feb 2021 13:36:35 +0100 Message-Id: <20210222121027.681852585@linuxfoundation.org> X-Mailer: git-send-email 2.30.1 In-Reply-To: <20210222121022.546148341@linuxfoundation.org> References: <20210222121022.546148341@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Greg Thelen commit ed7d40bc67b8353c677b38c6cdddcdc310c0f452 upstream. Non gcc-5 builds with CONFIG_STACK_VALIDATION=y and SKIP_STACK_VALIDATION=1 fail. Example output: /bin/sh: init/.tmp_main.o: Permission denied commit 96f60dfa5819 ("trace: Use -mcount-record for dynamic ftrace"), added a mismatched endif. This causes cmd_objtool to get mistakenly set. Relocate endif to balance the newly added -record-mcount check. Link: http://lkml.kernel.org/r/20180608214746.136554-1-gthelen@google.com Fixes: 96f60dfa5819 ("trace: Use -mcount-record for dynamic ftrace") Acked-by: Andi Kleen Tested-by: David Rientjes Signed-off-by: Greg Thelen Signed-off-by: Steven Rostedt (VMware) Signed-off-by: Greg Kroah-Hartman --- scripts/Makefile.build | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -255,6 +255,7 @@ cmd_record_mcount = \ "$(CC_FLAGS_FTRACE)" ]; then \ $(sub_cmd_record_mcount) \ fi; +endif # -record-mcount endif ifdef CONFIG_STACK_VALIDATION @@ -269,7 +270,6 @@ endif ifdef CONFIG_GCOV_KERNEL objtool_args += --no-unreachable endif -endif # 'OBJECT_FILES_NON_STANDARD := y': skip objtool checking for a directory # 'OBJECT_FILES_NON_STANDARD_foo.o := 'y': skip objtool checking for a file