From patchwork Thu Feb 13 16:16:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vincenzo Frascino X-Patchwork-Id: 11380763 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 148851820 for ; Thu, 13 Feb 2020 16:19:36 +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 E2810206ED for ; Thu, 13 Feb 2020 16:19:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="IcNshJU8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E2810206ED 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=+iCxW8vj9B1LLYrj1sLAjMd7jo6P2fq8VmifTG4JmAg=; b=IcNshJU8OdCL39 faIYGaKE8Hja/xc4ezBRqeIjhvzfk2/sbgta8Q2Fk7IPEpiYCpzipOfXtyy759SpqQD+FNHG657/c ENHhKkTXY26Y4u0VcH0sUgmDomP69h9sYv7o5yDMeAf/rQFcS1dgIWB8fORepssQSBC6AW/ClBadc hWOPM52uCmKr6P85IkhqfyYHgYbOWxhOoJO4o8Kh6w3arfWt5JAPikxgi2R7T6vGlcyPHD/2wD9JA oUzofxVs5TtRCa7HraP0FWpCuy9Km4jtV8BEbHHHFY/2nXuXYTZL6Z5j+S+oK+yWJaYTdVopdymbx 7hunhLqGgKtaQD4fVLwA==; 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 1j2HD8-0006Vf-4A; Thu, 13 Feb 2020 16:19:30 +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 1j2HAt-0004BW-6u for linux-arm-kernel@lists.infradead.org; Thu, 13 Feb 2020 16:17:13 +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 62B641045; Thu, 13 Feb 2020 08:17:10 -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 D546A3F6CF; Thu, 13 Feb 2020 08:17:07 -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 10/19] common: Introduce processor.h Date: Thu, 13 Feb 2020 16:16:05 +0000 Message-Id: <20200213161614.23246-11-vincenzo.frascino@arm.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200213161614.23246-1-vincenzo.frascino@arm.com> References: <20200213161614.23246-1-vincenzo.frascino@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200213_081711_325360_BBDACF2A X-CRM114-Status: GOOD ( 10.11 ) 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_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an 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: ndesaulniers@google.com, 0x7f454c46@gmail.com, avagin@openvz.org, arnd@arndb.de, sboyd@kernel.org, catalin.marinas@arm.com, will.deacon@arm.com, linux@armlinux.org.uk, salyzyn@android.com, paul.burton@mips.com, mingo@redhat.com, bp@alien8.de, luto@kernel.org, tglx@linutronix.de, pcc@google.com 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. Introduce processor.h to contain all the processor specific functions that are suitable for vDSO inclusion. Signed-off-by: Vincenzo Frascino --- include/common/processor.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 include/common/processor.h diff --git a/include/common/processor.h b/include/common/processor.h new file mode 100644 index 000000000000..f9f971cb4235 --- /dev/null +++ b/include/common/processor.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 ARM Ltd. + */ +#ifndef __COMMON_PROCESSOR_H +#define __COMMON_PROCESSOR_H + +#ifndef __ASSEMBLY__ + +#include + +#endif /* __ASSEMBLY__ */ + +#endif /* __COMMON_PROCESSOR_H */