From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760455AbZDXQoc (ORCPT ); Fri, 24 Apr 2009 12:44:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760074AbZDXQmj (ORCPT ); Fri, 24 Apr 2009 12:42:39 -0400 Received: from cam-admin0.cambridge.arm.com ([193.131.176.58]:41649 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760098AbZDXQmi (ORCPT ); Fri, 24 Apr 2009 12:42:38 -0400 Subject: [PATCH 09/14] x86: Provide _sdata in the vmlinux_*.lds.S files To: linux-kernel@vger.kernel.org From: Catalin Marinas Cc: Ingo Molnar Date: Fri, 24 Apr 2009 17:41:48 +0100 Message-ID: <20090424164148.4476.77086.stgit@pc1117.cambridge.arm.com> In-Reply-To: <20090424163500.4476.62146.stgit@pc1117.cambridge.arm.com> References: <20090424163500.4476.62146.stgit@pc1117.cambridge.arm.com> User-Agent: StGit/0.14.3.369.gbbd9.dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 24 Apr 2009 16:42:33.0189 (UTC) FILETIME=[AA6D3950:01C9C4FB] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org _sdata is a common symbol defined by many architectures and made available to the kernel via asm-generic/sections.h. Kmemleak uses this symbol when scanning the data sections. Signed-off-by: Catalin Marinas Cc: Ingo Molnar --- arch/x86/kernel/vmlinux_32.lds.S | 1 + arch/x86/kernel/vmlinux_64.lds.S | 1 + 2 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/vmlinux_32.lds.S b/arch/x86/kernel/vmlinux_32.lds.S index 62ad500..27cfbab 100644 --- a/arch/x86/kernel/vmlinux_32.lds.S +++ b/arch/x86/kernel/vmlinux_32.lds.S @@ -63,6 +63,7 @@ SECTIONS /* writeable */ . = ALIGN(PAGE_SIZE); + _sdata = .; /* Start of data section */ .data : AT(ADDR(.data) - LOAD_OFFSET) { /* Data */ DATA_DATA CONSTRUCTORS diff --git a/arch/x86/kernel/vmlinux_64.lds.S b/arch/x86/kernel/vmlinux_64.lds.S index c874250..ea33316 100644 --- a/arch/x86/kernel/vmlinux_64.lds.S +++ b/arch/x86/kernel/vmlinux_64.lds.S @@ -57,6 +57,7 @@ SECTIONS RODATA . = ALIGN(PAGE_SIZE); /* Align data segment to page size boundary */ + _sdata = .; /* Start of data section */ /* Data */ .data : AT(ADDR(.data) - LOAD_OFFSET) { DATA_DATA