From patchwork Fri Mar 6 13:32:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vincenzo Frascino X-Patchwork-Id: 11424007 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DBC90138D for ; Fri, 6 Mar 2020 13:35:00 +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 B5439206D5 for ; Fri, 6 Mar 2020 13:35:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ZYTMNNcv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B5439206D5 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+patchwork-linux-arm=patchwork.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=tMTAeRLnIOVva9r1lnD/QYMRTo6mmYpJWNaZX+Dcvgo=; b=ZYTMNNcvugZCt5 udtCOIqo+/4eYLbz9yi0RI5OkxwDXiDVwddxrCeUtbk3DvnQWvTH7V9SqzWND7WTtDvA4RTCmatSe iZiUoa7WUzjQQcD99dl2a8cEornwiCdXiy/JSeX63GbvcMeEx7vqfEfuVu6YnmXcnEUZhiS+ATi8Z clIEBYFjDy5E+W4KBIvgQuh8aPIKawTSEfppqsqj6JjyOBGkGTZd+vfuUz6vruKpP1rOvY6fkIgBg xQmQbnGE6oejvjjkaJNMlV/4yy5glnPhcSjuKayO5DxcvvnO4yRMJkChxQWN7iEpqLr45JkEVQZYf Xmdl1+b2Kj+l2JJm571Q==; 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 1jAD7x-0006Ez-QO; Fri, 06 Mar 2020 13:34:57 +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 1jAD6J-0004X7-RD for linux-arm-kernel@lists.infradead.org; Fri, 06 Mar 2020 13:33:17 +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 B900A31B; Fri, 6 Mar 2020 05:33:14 -0800 (PST) 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 00F583F6CF; Fri, 6 Mar 2020 05:33:11 -0800 (PST) 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 v2 07/20] linux/time64.h: Extract common header for vDSO Date: Fri, 6 Mar 2020 13:32:29 +0000 Message-Id: <20200306133242.26279-8-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200306133242.26279-1-vincenzo.frascino@arm.com> References: <20200306133242.26279-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200306_053315_938386_803696B4 X-CRM114-Status: GOOD ( 14.29 ) X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [217.140.110.172 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 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: 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 , Thomas Gleixner , Vincenzo Frascino , Peter Collingbourne , Andrei Vagin Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.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 time64.h into linux and common headers to make the latter suitable for inclusion in the vDSO library. Signed-off-by: Vincenzo Frascino --- include/common/time64.h | 14 ++++++++++++++ include/linux/time64.h | 10 +--------- 2 files changed, 15 insertions(+), 9 deletions(-) create mode 100644 include/common/time64.h diff --git a/include/common/time64.h b/include/common/time64.h new file mode 100644 index 000000000000..ff5a72fafb30 --- /dev/null +++ b/include/common/time64.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __COMMON_TIME64_H +#define __COMMON_TIME64_H + +/* Parameters used to convert the timespec values: */ +#define MSEC_PER_SEC 1000L +#define USEC_PER_MSEC 1000L +#define NSEC_PER_USEC 1000L +#define NSEC_PER_MSEC 1000000L +#define USEC_PER_SEC 1000000L +#define NSEC_PER_SEC 1000000000L +#define FSEC_PER_SEC 1000000000000000LL + +#endif /* __COMMON_TIME64_H */ diff --git a/include/linux/time64.h b/include/linux/time64.h index 19125489ae94..3d8b3739e885 100644 --- a/include/linux/time64.h +++ b/include/linux/time64.h @@ -3,6 +3,7 @@ #define _LINUX_TIME64_H #include +#include typedef __s64 time64_t; typedef __u64 timeu64_t; @@ -19,15 +20,6 @@ struct itimerspec64 { struct timespec64 it_value; }; -/* Parameters used to convert the timespec values: */ -#define MSEC_PER_SEC 1000L -#define USEC_PER_MSEC 1000L -#define NSEC_PER_USEC 1000L -#define NSEC_PER_MSEC 1000000L -#define USEC_PER_SEC 1000000L -#define NSEC_PER_SEC 1000000000L -#define FSEC_PER_SEC 1000000000000000LL - /* Located here for timespec[64]_valid_strict */ #define TIME64_MAX ((s64)~((u64)1 << 63)) #define TIME64_MIN (-TIME64_MAX - 1)