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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 23037C5ACBF for ; Fri, 13 Mar 2020 15:45:44 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EA6B62074E for ; Fri, 13 Mar 2020 15:45:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="BlUG73MC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EA6B62074E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=UQKF4DUWN6i2EdshEcHdIFscVbWPSEVdYPqh2wLX9Go=; b=BlUG73MCRuzs1P E83am+ef5ZvQ8NUPuD1JibyIA5s5XEtRLxx+x7olTsVITbqMrP08xWKv4mahA6MOTh4xU+VPfXHhm 7t8iEwczRPtZ3rT6NcKFSv5fwp5tMJJa64WHCu7F7AkQvk++t9Jg9/2MoFBRM95nJB4GLAqkwN5r0 2lQEsRwAKcMxAmnIGQ6gtiRWM8l8uuo/yF0O/nkuZqfg+rZnmu2lvJ5JUg33r7hZUbAth5FNrVG3S k65nNx4WEgF0y2ZxLEbgYTG6iH/SmB4SWP4OGj/KOc4hfVMtQw5hEzweXEqsn34REzSNhx8Lhvw8Y vjGFgwdq+I+zDegwEavQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jCmVG-000744-Bq; Fri, 13 Mar 2020 15:45:38 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jCmTs-0004lH-SI for linux-arm-kernel@lists.infradead.org; Fri, 13 Mar 2020 15:44:14 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E53D31063; Fri, 13 Mar 2020 08:44:11 -0700 (PDT) Received: from e119884-lin.cambridge.arm.com (e119884-lin.cambridge.arm.com [10.1.196.72]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id EC92E3F67D; Fri, 13 Mar 2020 08:44:08 -0700 (PDT) From: Vincenzo Frascino To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, clang-built-linux@googlegroups.com, x86@kernel.org Subject: [PATCH v3 02/26] linux/bits.h: Extract common header for vDSO Date: Fri, 13 Mar 2020 15:43:21 +0000 Message-Id: <20200313154345.56760-3-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200313154345.56760-1-vincenzo.frascino@arm.com> References: <20200313154345.56760-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200313_084413_147557_485A9BCF X-CRM114-Status: GOOD ( 13.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Nick Desaulniers , Dmitry Safonov <0x7f454c46@gmail.com>, Kees Cook , Arnd Bergmann , Stephen Boyd , Catalin Marinas , Will Deacon , Russell King , Mark Salyzyn , Paul Burton , Ingo Molnar , Borislav Petkov , Andy Lutomirski , Marc Zyngier , Thomas Gleixner , Vincenzo Frascino , Peter Collingbourne , Andrei Vagin Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The vDSO library should only include the necessary headers required for a userspace library (UAPI and a minimal set of kernel headers). To make this possible it is necessary to isolate from the kernel headers the common parts that are strictly necessary to build the library. Split bits.h into linux and common headers to make the latter suitable for inclusion in the vDSO library. Signed-off-by: Vincenzo Frascino --- include/linux/bits.h | 2 +- include/vdso/bits.h | 9 +++++++++ 2 files changed, 10 insertions(+), 1 deletion(-) create mode 100644 include/vdso/bits.h diff --git a/include/linux/bits.h b/include/linux/bits.h index 669d69441a62..a740bbcf3cd2 100644 --- a/include/linux/bits.h +++ b/include/linux/bits.h @@ -3,9 +3,9 @@ #define __LINUX_BITS_H #include +#include #include -#define BIT(nr) (UL(1) << (nr)) #define BIT_ULL(nr) (ULL(1) << (nr)) #define BIT_MASK(nr) (UL(1) << ((nr) % BITS_PER_LONG)) #define BIT_WORD(nr) ((nr) / BITS_PER_LONG) diff --git a/include/vdso/bits.h b/include/vdso/bits.h new file mode 100644 index 000000000000..6d005a1f5d94 --- /dev/null +++ b/include/vdso/bits.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __VDSO_BITS_H +#define __VDSO_BITS_H + +#include + +#define BIT(nr) (UL(1) << (nr)) + +#endif /* __VDSO_BITS_H */ -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel