From nobody Tue Apr 23 19:43:31 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; dmarc=pass(p=quarantine dis=none) header.from=suse.com ARC-Seal: i=1; a=rsa-sha256; t=1619430884; cv=none; d=zohomail.com; s=zohoarc; b=kvXRA0EBmDfsfXAiDW5OCqcv079F034DlMA/PTV/z6saGjp4Sp5gTwAaiz8F6ccEeUc4TGGLuevK0UYVrfDINFYbYCWgHYmByfcHboCBqLLkgZQjfOgSVhBg80Rs666ev8hWjSPKFwEw52k5IsEac+7B584czp+AFIDi6PQT9kE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1619430884; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To; bh=ie/uZd0oRdkfScOgFpcaD7DCEzFZHlhzJX6XVwGYkWU=; b=AVtwbHAnOwtP2kZmIbEK7AffTqyIT8aLsMj8QrGBJCSlOKe1NJJbhsRsojLpR3ak+peIf5oOrmYLzeAPAwxDrP3dI00SZFSANde8EeN6PRlkar92d7AJ+3Rz8DZiI8afFMqrPrATlSX07riBCW/vAgL3SyZSm9zfASTyxwC+kcE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; dmarc=pass header.from= (p=quarantine dis=none) header.from= Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1619430884317837.1093060183546; Mon, 26 Apr 2021 02:54:44 -0700 (PDT) Received: from list by lists.xenproject.org with outflank-mailman.117535.223458 (Exim 4.92) (envelope-from ) id 1laxwW-0001hr-IQ; Mon, 26 Apr 2021 09:54:16 +0000 Received: by outflank-mailman (output) from mailman id 117535.223458; Mon, 26 Apr 2021 09:54:16 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1laxwW-0001hk-Ed; Mon, 26 Apr 2021 09:54:16 +0000 Received: by outflank-mailman (input) for mailman id 117535; Mon, 26 Apr 2021 09:54:15 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1laxwV-0001hf-HU for xen-devel@lists.xenproject.org; Mon, 26 Apr 2021 09:54:15 +0000 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 5b5adb57-707f-4978-92bf-2b11decc674b; Mon, 26 Apr 2021 09:54:14 +0000 (UTC) Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id A7072ADA2; Mon, 26 Apr 2021 09:54:13 +0000 (UTC) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 5b5adb57-707f-4978-92bf-2b11decc674b X-Virus-Scanned: by amavisd-new at test-mx.suse.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1619430853; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=ie/uZd0oRdkfScOgFpcaD7DCEzFZHlhzJX6XVwGYkWU=; b=FLIddvawrFUkLsy6lMVKCohXAVrQ7BTcgZ9ZaGMykl8XPSOmxu3o4qjiQUR0GOdM3svmk4 9eaYUiMI40fYGTw4xahEBqKD+33ezNFwMss+8JfzpSzC54mPLBIUZIx5oyuWxJHiWbaEh0 9xZ1KsyO7Vt0Pf+HElwBzBojcJxsv3I= To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , Wei Liu , =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= From: Jan Beulich Subject: [PATCH] x86: fix build race when generating temporary object files (take 2) Message-ID: Date: Mon, 26 Apr 2021 11:54:13 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) Content-Type: text/plain; charset="utf-8" The original commit wasn't quite sufficient: Emptying DEPS is helpful only when nothing will get added to it subsequently. xen/Rules.mk will, after including the local Makefile, amend DEPS by dependencies for objects living in sub-directories though. For the purpose of suppressing dependencies of the makefiles on the .*.d2 files (and thus to avoid their re-generation) it is, however, not necessary at all to play with DEPS. Instead we can override DEPS_INCLUDE (which generally is a late- expansion variable). Fixes: 761bb575ce97 ("x86: fix build race when generating temporary object = files") Signed-off-by: Jan Beulich --- a/xen/arch/x86/Makefile +++ b/xen/arch/x86/Makefile @@ -314,5 +314,5 @@ clean:: # Suppress loading of DEPS files for internal, temporary target files. Th= is # then also suppresses re-generation of the respective .*.d2 files. ifeq ($(filter-out .xen%.o,$(notdir $(MAKECMDGOALS))),) -DEPS:=3D +DEPS_INCLUDE:=3D endif