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=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 924CFC2BB1D for ; Tue, 17 Mar 2020 12:23:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7161320735 for ; Tue, 17 Mar 2020 12:23:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727024AbgCQMXT (ORCPT ); Tue, 17 Mar 2020 08:23:19 -0400 Received: from foss.arm.com ([217.140.110.172]:36702 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726992AbgCQMXR (ORCPT ); Tue, 17 Mar 2020 08:23:17 -0400 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 39ED3FEC; Tue, 17 Mar 2020 05:23:17 -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 443C83F534; Tue, 17 Mar 2020 05:23:14 -0700 (PDT) From: Vincenzo Frascino To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com, linux-mips@vger.kernel.org, x86@kernel.org Cc: Vincenzo Frascino , Catalin Marinas , Will Deacon , Arnd Bergmann , Russell King , Paul Burton , Thomas Gleixner , Andy Lutomirski , Ingo Molnar , Borislav Petkov , Stephen Boyd , Mark Salyzyn , Kees Cook , Peter Collingbourne , Dmitry Safonov <0x7f454c46@gmail.com>, Andrei Vagin , Nick Desaulniers , Marc Zyngier , Mark Rutland Subject: [PATCH v4 08/26] linux/clocksource.h: Extract common header for vDSO Date: Tue, 17 Mar 2020 12:22:02 +0000 Message-Id: <20200317122220.30393-9-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200317122220.30393-1-vincenzo.frascino@arm.com> References: <20200317122220.30393-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.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 clocksource.h into linux and common headers to make the latter suitable for inclusion in the vDSO library. Signed-off-by: Vincenzo Frascino --- include/linux/clocksource.h | 11 +---------- include/vdso/clocksource.h | 23 +++++++++++++++++++++++ 2 files changed, 24 insertions(+), 10 deletions(-) create mode 100644 include/vdso/clocksource.h diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 02e3282719bd..86d143db6523 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -28,16 +28,7 @@ struct module; #include #endif -enum vdso_clock_mode { - VDSO_CLOCKMODE_NONE, -#ifdef CONFIG_GENERIC_GETTIMEOFDAY - VDSO_ARCH_CLOCKMODES, -#endif - VDSO_CLOCKMODE_MAX, - - /* Indicator for time namespace VDSO */ - VDSO_CLOCKMODE_TIMENS = INT_MAX -}; +#include /** * struct clocksource - hardware abstraction for a free running counter diff --git a/include/vdso/clocksource.h b/include/vdso/clocksource.h new file mode 100644 index 000000000000..ab58330e4e5d --- /dev/null +++ b/include/vdso/clocksource.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __VDSO_CLOCKSOURCE_H +#define __VDSO_CLOCKSOURCE_H + +#include + +#if defined(CONFIG_ARCH_CLOCKSOURCE_DATA) || \ + defined(CONFIG_GENERIC_GETTIMEOFDAY) +#include +#endif /* CONFIG_ARCH_CLOCKSOURCE_DATA || CONFIG_GENERIC_GETTIMEOFDAY */ + +enum vdso_clock_mode { + VDSO_CLOCKMODE_NONE, +#ifdef CONFIG_GENERIC_GETTIMEOFDAY + VDSO_ARCH_CLOCKMODES, +#endif + VDSO_CLOCKMODE_MAX, + + /* Indicator for time namespace VDSO */ + VDSO_CLOCKMODE_TIMENS = INT_MAX +}; + +#endif /* __VDSO_CLOCKSOURCE_H */ -- 2.25.1 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,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 867B0C10F29 for ; Tue, 17 Mar 2020 12:25:39 +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 2447E206EC for ; Tue, 17 Mar 2020 12:25:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="D81T5tUD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2447E206EC 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=uBs1hiJaGG5Yu3dljxplfHS3kASfJj/2ZSfsqLxVXOY=; b=D81T5tUDu0x/XW KZn9aNAeCqN6Q1CS4lUt9rwSDzghTCqsa3y94BNPeKFKLZPeFtNVSt66Fgrw1VHxzyvozHaMnNovr Gce5wyCtEFy26rDH3AI/Uy2ZvcmK6aOCNuBna2qzPTEi3m4V7lQE566avbytEdYwWUhXlWwldfCJF +/p9V9DoE68pb1aRX+5sRgM7SixN03FxLdJWNaYVlDkJCoeMhO9AZCxO9d1GttkdlXU5U+Jzswm5I tSr03Ureyma3AslB4TLya4KIEj4roVP8CtLK9GUJwMxh6zT/a3LSpUX18aMODpFI4h7FByXpJvo8d YTtw5lvAGa4ik46e66Lw==; 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 1jEBHs-0000cx-3I; Tue, 17 Mar 2020 12:25:36 +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 1jEBFd-0005kz-QC for linux-arm-kernel@lists.infradead.org; Tue, 17 Mar 2020 12:23:19 +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 39ED3FEC; Tue, 17 Mar 2020 05:23:17 -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 443C83F534; Tue, 17 Mar 2020 05:23:14 -0700 (PDT) From: Vincenzo Frascino To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com, linux-mips@vger.kernel.org, x86@kernel.org Subject: [PATCH v4 08/26] linux/clocksource.h: Extract common header for vDSO Date: Tue, 17 Mar 2020 12:22:02 +0000 Message-Id: <20200317122220.30393-9-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200317122220.30393-1-vincenzo.frascino@arm.com> References: <20200317122220.30393-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200317_052317_896624_E8AB27FB X-CRM114-Status: GOOD ( 14.07 ) 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 clocksource.h into linux and common headers to make the latter suitable for inclusion in the vDSO library. Signed-off-by: Vincenzo Frascino --- include/linux/clocksource.h | 11 +---------- include/vdso/clocksource.h | 23 +++++++++++++++++++++++ 2 files changed, 24 insertions(+), 10 deletions(-) create mode 100644 include/vdso/clocksource.h diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 02e3282719bd..86d143db6523 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -28,16 +28,7 @@ struct module; #include #endif -enum vdso_clock_mode { - VDSO_CLOCKMODE_NONE, -#ifdef CONFIG_GENERIC_GETTIMEOFDAY - VDSO_ARCH_CLOCKMODES, -#endif - VDSO_CLOCKMODE_MAX, - - /* Indicator for time namespace VDSO */ - VDSO_CLOCKMODE_TIMENS = INT_MAX -}; +#include /** * struct clocksource - hardware abstraction for a free running counter diff --git a/include/vdso/clocksource.h b/include/vdso/clocksource.h new file mode 100644 index 000000000000..ab58330e4e5d --- /dev/null +++ b/include/vdso/clocksource.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __VDSO_CLOCKSOURCE_H +#define __VDSO_CLOCKSOURCE_H + +#include + +#if defined(CONFIG_ARCH_CLOCKSOURCE_DATA) || \ + defined(CONFIG_GENERIC_GETTIMEOFDAY) +#include +#endif /* CONFIG_ARCH_CLOCKSOURCE_DATA || CONFIG_GENERIC_GETTIMEOFDAY */ + +enum vdso_clock_mode { + VDSO_CLOCKMODE_NONE, +#ifdef CONFIG_GENERIC_GETTIMEOFDAY + VDSO_ARCH_CLOCKMODES, +#endif + VDSO_CLOCKMODE_MAX, + + /* Indicator for time namespace VDSO */ + VDSO_CLOCKMODE_TIMENS = INT_MAX +}; + +#endif /* __VDSO_CLOCKSOURCE_H */ -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel